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Home My WebLink About631 baker soil reports 201800 r .... ....... Laboratories Inc. ku Environmental Testing Laboratory Since 1949 Table of Contents Sample Information Chain of Custody and Cooler Receipt form ..................................... ............................... Laboratory / Client Sample Cross Reference .................................. ............................... Sample Results 1809627 -01 - N. West @ 2Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -02 - N. West @ 6Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -03 - N. Center @ 2Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -04 - N. Center @ 6Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -05 - N. East @ 2Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -06 - N. East @ 6Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -07 - S. West @ 2Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -08 - S. West @ 6Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -09 - S. Center @ 2Ft Volatile Organic Analysis (EPA Method 82606/ 5035) ...... ............................... 1809627 -10 - S. Center @ 6Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -11 - S. East @ 2Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... 1809627 -12 - S. East @ 6Ft Volatile Organic Analysis (EPA Method 8260B/ 5035) ...... ............................... Quality Control Reports Volatile Organic Analysis (EPA Method 82606/5035) MethodBlank Analysis ...................................................... ............................... LaboratoryControl Sample ............................................... ............................... Precisionand Accuracy ..................................................... ............................... Notes Notesand Definitions ...................................................................... ............................... ..... .I ............................. 3 ..... ............................... 7 ............. 9 ............. 10 ............. 11 ...........1. 12 ............. 13 ... I......... 14 ............. 15 ............ 16 .......... 17 ............ 18 .......... 19 ............. 20 ........................... 21 .... ............................... 22 .... .....I ......................... 23 .............................. 24 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 2 of 24 D � .......... ..... Laboratories Inc. Environmental Testing Laboratory Since 1949 chain of custody ana Gooier Keceipt corm Tor itmozi rage -i or 4 �?4 4f %$Nit S r . .............. 51: i, L9 q 0° dl V X31 I b,a1 .qv Mi fail epj yam, YY A ♦ xr ri t Ala rC c� ti.T r.^ r4 Nee, i^ pp' iii: M .y��.nn i.�' �3:..' °,, �_ �ry!��• �y�+�7iJ ryp y�y, M /s fID vl $r, V �?4 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com page 3 of 24 . .............. I I .qv Mi epj . '• iii: �3:..' Lj 9 AlIZ rr JAR Afd�P .a i f+i 01' 'u.A d3.. .�uW c. ��yy i Li i'3 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com page 3 of 24 P Wli ........ ... Laboratories Inc. i Environmental Testing Laboratory Since 1949 Chain of Gustody and Goober Keceipt corm Tor 1tsuybli rage Z or 4 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. SC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 4 of 24 11 Laboratories Inc. Environmental Testing Laboratory Since 1949 Chain of Custody and Cooler Receipt Form for 1809627 Page 3 of 4 All GOWPAUS ..raOOVed? Yai No 13 1 satoplas ccawfalmem Inu t? �''cs. tit �l r��SCGf rtra�x t�teEt CDC? 'life! C .. Recat'ved &Mlssstvitu vrCa ar•. V68wMezri-ID: :DgLteMm*- ;'!� 0 o Tarn arenas, ...... >' a...6 ..... -e:9u SAMPLE NUMBERS rars�x�ta PEUNMS .. Mirofa ampre Nurnboring Cams led 13 = Ai e:Wal I C = Ourreged Da$elTlmc; A I��rT #Aase�tl�YiJ�ralkWSal�Al��trr Ei� The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 5 of 24 Wa MLaboratories Inc. f Environmental Testing Laboratory Since 1949 Chain of custody and cooler Kecelpt t-orm Tor itsuybL! rage 4 or 4 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 WWW.bclabs.com Page 6 of 24 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb 1809627 -02 Laboratory / Client Sample Cross Reference - -- Laboratory Client Sample Information 03/27/2018 17:27 1809627 -01 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 11:26 Sampling Location: - -- Sample Depth: - -- Sampling Point: N. West @ 2Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -02 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 13:51 Sampling Location: -- Sample Depth: - -- Sampling Point: N. West @ 6Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -03 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 11:39 Sampling Location: - -- Sample Depth: - -- Sampling Point: N. Center @ 2Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -04 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 14:39 Sampling Location: - -- Sample Depth: -- Sampling Point: N. Center @ 6Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -05 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 11:56 Sampling Location: - -- Sample Depth: - -- Sampling Point: N. East @ 2Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -06 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 13:21 Sampling Location: -- Sample Depth: -- Sampling Point: N. East @ 6Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -07 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 12:06 Sampling Location: - -- Sample Depth: - -- Sampling Point: S. West @ 2Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bc[abs.com Page 7 of 24 Report ID: 1000725831 1 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Laboratory / Client Sample Cross Reference Laboratory Client Sample Information 1809627 -08 COC Number: - -- Receive Date: 03/27/2018 17 :27 Project Number: - -- Sampling Date: 03/27/2018 12:06 Sampling Location: - -- Sample Depth: -- Sampling Point: S. West @ 6Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -09 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 12:18 Sampling Location: - -- Sample Depth: - -- Sampling Point: S. Center @ 217t Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -10 COC Number: --- Receive Date: 03/27/2018 17:27 Project Number: --- Sampling Date: 03/2712018 15:25 Sampling Location: --- Sample Depth: - -- Sampling Point: S. Center @ 617t Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -11 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 12:38 Sampling Location: - -- Sample Depth: - -- Sampling Point: S. East @ 217t Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil 1809627 -12 COC Number: - -- Receive Date: 03/27/2018 17:27 Project Number: - -- Sampling Date: 03/27/2018 14:38 Sampling Location: - -- Sample Depth: - -- Sampling Point: S. East @ 6Ft Lab Matrix: Solids Sampled By: Rick Ogletree Sample Type: Soil The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 8 of 24 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile organic Analysis (EPA Method BZ6ob /5035) BCL Sample ID: 1809627 -01 Client Sample Name: N. West @ 2Ft, 3/27/2018 11:26:OOAM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene 0.0015 mg /kg 0.0050 0.0093 hFA- t5ZbUti NU I Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -82606 ND 1 Toluene 0.0022 mg /kg 0.0050 0.0012 EPA -82608 ND J 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -82606 ND 1 Total Purgeable Petroleum Hydrocarbons 0.057 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 95.0 % 70-121 (LCL - UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 99.6 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 100 % 74-121 (LCL- UCL) EPA -82608 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 04:09 BEP MS -V3 0.921 6008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 9 of 24 Laboratories Inc. i Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 8260B/5035) BCL Sample ID: 1809627 -02 Client Sample Name: N. West @ 6Ft, 3/27/2018 1:51:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0050 0.0013 LFA- 32t;urs lvv 1 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -82606 ND 1 Total Purgeable Petroleum Hydrocarbons 0.10 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 98.7 % 70-121 (LCL - JCL) EPA -8260B 1 Toluene -d8 (Surrogate) 99.9 % 81-117 (LCL- UCL) EPA -82608 1 4- Bromofluorobenzene (Surrogate) 90.4 % 74-121 (LCL - UCL) EPA -82608 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 04:32 BEP MS -V3 1.087 6008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 10 of 24 ........... ...... Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82606/5035) BCL Sample ID: 1809627 -03 Client Sample Name: N. Center @ 2Ft, 3/27/2018 11:39:OOAM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene 0.0019 mg /kg 0.0050 0.0013 EPA -82608 NU J Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene 0.0020 mg /kg 0.0050 0.0012 EPA -8260B ND J 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.062 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 98.8 % 70-121 (LCL- UCL) EPA -82608 1 Toluene -d8 (Surrogate) 102 % 81-117 (LCL- UCL) EPA -82608 1 4- Bromofluorobenzene (Surrogate) 96.8 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -82608 03/28/18 11:11 03/29/18 04:54 BEP MS -V3 0.906 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 11 of 24 VWX Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method bzbUtSIOUJO) BCL Sample ID: 1809627 -04 Client Sample Name: N. Center @ 6Ft, 3/27/2018 2:39:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg o.00bc u.uu1 �� tr- H- ?smuts rvu 1 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8250B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -82608 ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.074 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 98.0 % 70-121 (LCL - UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 101 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 102 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 05:17 BEP MS -V3 0.960 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bolabs.com Page 12 of 24 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method S260w5035) BCL Sample ID: 1809627 -05 Client Sample Name: N. East @ 2Ft, 3/27/2018 11:56:00AM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene 0.0029 mg /kg 0.0050 0.0013 EPA-826UB NU J Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -82608 ND 1 Toluene 0.0064 mg /kg 0.0050 0.0012 EPA -8260B ND 1 Total Xylenes 0.0099 mg /kg 0.010 0.0034 EPA -8260B ND J 1 Total Purgeable Petroleum Hydrocarbons 0.11 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 96.5 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 98.1 % 81-117 (LCL- UCL) EPA -82608 1 4- Bromofluorobenzene (Surrogate) 97.3 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 16:00 BEP MS -V3 0.990 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 13 of 24 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method t51bUb/bU35) BCL Sample ID: 1809627 -06 Client Sample Name: N. East @ 6Ft, 3/27/2018 1:21:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene 0.0018 mg /kg u.uu5u o.uu14 trA- ?smuts NU I Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene 0.0046 mg /kg 0.0050 0.0012 EPA -8260B ND J 1 Total Xylenes 0.0042 mg /kg 0.010 0.0034 EPA -8260B ND J 1 Total Purgeable Petroleum Hydrocarbons 0.068 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 104 % 70-121 (LCL - UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 105 % 81 -117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 96.9 % 74-121 (LCL - UCL) EPA -82608 1 1 EPA -8260B 03/28/18 11:11 03/29/18 16:23 btlr NIJ -V3 v.avi DUVV/ The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 14 of 24 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82601315035) BCL Sample ID: 1809627 -07 Client Sample Name: S. West @ 2Ft, 3/27/2018 12:06:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene 0.0017 mg /kg 0.0050 0.0013 EPA -82608 NU J Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene 0.0028 mg /kg 0.0050 0.0012 EPA -8260B ND J 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.059 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 94.6 % 70-121 (LCL- UCL) EPA -82606 1 Toluene -d8 (Surrogate) 100 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 95.8 % 74-121 (LCL - UCL) EPA -82606 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 16:45 BEP MS -V3 0.973 8008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 15 of 24 i Laboratories Inc. ; ........... .. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method SZ6oB /5035) BCL Sample ID: 1809627 -08 Client Sample Name: S. West @ 6Ft, 3/27/2018 12:06:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg u.uubu u.uU1 3 trH- zsznut IN I Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.061 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 98.3 % 70-121 (LCL - UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 99.0 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 93.2 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 17:08 BEP MS -V3 0.943 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 16 of 24 I,aboratoYi es, Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile organic Analysis (EPA Method 5Z6oL3/5035) BCL Sample ID: 1809627 -09 Client Sample Name: S. Center @ 2Ft, 3127/2018 12:18:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene 0.0018 mg/Kg u.uubs u.uuIo trA- acuurs 114 .+ Ethylbenzene ND mg /kg 0.0058 0.0017 EPA -8260B ND 1 Toluene 0.0023 mg /kg 0.0068 0.0014 EPA -8260B ND J 1 Total Xylenes ND mg /kg 0.012 0.0039 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.071 mg /kg 0.23 0.023 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 101 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 99.4 % 81-117 (LCL - UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 92.3 % 74-121 (LCL- UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 17:31 BEP MS -V3 1.152 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 17 of 24 law Laboratories Inc. _ Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 8260B/5035) BCL Sample ID: 1809627 -10 Client Sample Name: S. Center @ 6Ft, 3/27/2018 3:25:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0055 0.0014 EPA -826oB Nu Ethylbenzene ND mg /kg 0.0055 0.0017 EPA -8260B ND Toluene ND mg /kg 0.0055 0.0013 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.011 0.0038 EPA -82608 ND 1 Total Purgeable Petroleum Hydrocarbons 0.076 mg /kg 0.22 0.022 Luft-GC /MS ND J 1 1,2- Dichloroethene -d4 (Surrogate) 96.3 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 101 % 81-117 (LCL - UCL) EPA -82606 1 4- Bromofluorobenzene (Surrogate) 94.6 % 74-121 (LCL - UCL) EPA -82606 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 17:53 BEP MS -V3 1.106 8008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 18 of 24 ........ ...... Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 8250B/5035) BCL Sample ID: 1809627 -11 Client Sample Name: S. East @ 2Ft, 3/27/2018 12:38:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg 0.0050 0.0013 EPA- 826013 NU 71 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.052 mg /kg 0.20 0.020 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 97.4 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 99.8 % 81-117 (LCL- UCL) EPA -82606 1 4- Bromofluorobenzene (Surrogate) 94.5 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 18:16 BEP MS -V3 0.919 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 19 of 24 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03130/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 5ZbUtJ /bU3b) BCL Sample ID: 1809627 -12 Client Sample Name: S. East @ 6Ft, 3/27/2018 2:38:OOPM, Rick Ogletree MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg/Kg u.uu4�5 u.uu n Cr /A-oLOVD NU i Ethylbenzene ND mg /kg 0.0043 0.0013 EPA -82608 ND 1 Toluene ND mg /kg 0.0043 0.0010 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.0086 0.0029 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 0.061 mg /kg 0.17 0.017 Luft -GC /MS ND J 1 1,2- Dichloroethane -d4 (Surrogate) 101 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 98.6 % 81 -117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 95.5 % 74-121 (LCL- UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 03/28/18 11:11 03/29/18 18:38 BEP MS -V3 0.864 B008758 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 20 of 24 �.: Laboratories Inc. � . . . . . . . . . Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2-122 Wegis Avenue Project: UT30 Sampling 3akersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Metnod t51bU5/5U;s5) Quality Control Report - Method Blank Analysis Constituent QC Sample ID MB Result Units PQL MDL Lab Quaffs QC Batch ID: B008758 Benzene 8008758 -BLK1 ND mg /kg 0.0050 0.0013 Ethylbenzene B008758 -BLK1 ND mg /kg 0.0050 0.0015 Toluene B008758 -BLK1 ND mg /kg 0.0050 0.0012 Total Xylenes B008758 -BLK1 ND mg /kg 0.010 0.0034 Total Purgeable Petroleum Hydrocarbons B008758 -BLK1 ND mg /kg 0.20 0.020 1,2- Dichloroethane -d4 (Surrogate) B008768 -BLK1 102 % 70 -121 (LCL - UCL) Toluene -d8 (Surrogate) B008758 -BLK1 98.5 % 81 -117 (LCL - UCL) 4- Bromofluorobenzene (Surrogate) B008768 -BLK1 101 % 74-121 (LCL - UCL) The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 21 of 24 Laboratories Inc. s Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Volatile Organic Analysis (tvA metnoa UjbutSiOus5) Quality Control Report - Laboratory Control Sample Control Limits Spike Percent Percent Lab Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals QC Batch ID: B008758 Benzene B008758 -BS1 LCS 0.13352 0.12500 mg /kg 107 70-130 Toluene 8008758 -BSI LCS 0.13022 0.12500 mg /kg 104 70-130 1,2- Dichloroethane -d4 (Surrogate) B008758 -BS1 LCS 0.050770 0.050000 mg /kg 102 70-121 Toluene -d8 (Surrogate) B008758 -BSI LCS 0.050670 0.050000 mg /kg 101 81-117 4- Bromofluorobenzene (Surrogate) B008758 -BS1 LCS 0.048590 0.050000 mg /kg 97.2 74-121 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 22 of 24 Laboratories Inc. .ULOJ� Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 03/30/2018 14:48 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: 631 Baker St. & E.19th St Bakersfield CA Project Manager: Bryan McNabb Notes And Definitions J Estimated Value (CLP Flag) MDL Method Detection Limit ND Analyte Not Detected PQL Practical Quantitation Limit The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 24 of 24 W9Laboratories Inc. Environmental Testing Laboratory Since 1949 Date of Report: 03/30/2018 Bryan McNabb McNabb Construction 2122 Wegis Avenue Bakersfield, CA 93312 -9227 Client Project: 631 Baker St. & E.19th St Bakersfield CA BCL Project: UT30 Sampling BCL Work Order: 1809627 Invoice ID: B298847 Enclosed are the results of analyses for samples received by the laboratory on 3/27/2018. If you have any questions concerning this report, please feel free to contact me. Sincerely, Contact Person: Felicia Johnson Stuart Buttram Client Service Rep Technical Director Certifications: CA ELAP #1186; NV #CA00014; OR ELAP #4032 -001; AK UST101 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000725831 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bolabs.com Page 1 of 24 E Laboratories Inc. Environmental Testing Laboratory Since 1949 Date of Report: 04/09/2018 Bryan McNabb McNabb Construction 2122 Wegis Avenue Bakersfield, CA 93312 -9227 Client Project: BCL Project: BCL Work Order: Invoice ID [none] UT30 Sampling 1810915 B299730 Enclosed are the results of analyses for samples received by the laboratory on 4/5/2018. If you have any questions concerning this report, please feel free to contact me. Sincerely, Contact Person: Felicia Johnson Stuart Buttram Client Service Rep Technical Director Certifications: CA ELAP #1186; NV #CA00014; OR ELAP #4032 -001; AK UST101 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 1 of 15 Laboratories, .Inc. Environmental Testing Laboratory Since 1949 Table of Contents Sample Information Chain of Custody and Cooler Receipt form ........................................ ............................... Laboratory / Client Sample Cross Reference ........................................................................ ............................... 5 Sample Results 1810915 -01 - East Tk. South End @ 2 Ft. Volatile Organic Analysis (EPA Method 8260B/ 5035) ............................................. ............................... 6 1810915 -02 - East Tk. South End @ 6 Ft. Volatile Organic Analysis (EPA Method 8260B/ 5035) ............................................ ............................... 7 1810915 -03 - Center Tk. South End @ 2 Ft. Volatile Organic Analysis (EPA Method 8260B/ 5035) ............................................ ............................... 8 1810915 -04 - Center Tk. South End @ 6 Ft. Volatile Organic Analysis (EPA Method 8260B/ 5035) ............................................ ............................... 9 1810915 -05 - West Tk. South End @2 Ft. Volatile Organic Analysis (EPA Method 8260B/ 5035) ............................................ ............................... 10 1810915 -06 - West Tk. South End @6 Ft. Volatile Organic Analysis (EPA Method 8260B/ 5035) ............................................ ............................... 11 Quality Control Reports Volatile Organic Analysis (EPA Method 82608/5035) MethodBlank Analysis ............................................................................................ ............................... 12 LaboratoryControl Sample ..................................................................................... ............................... 13 Precisionand Accuracy ........................................................................................... ............................... 14 Notes Notesand Definitions ............................................................................................................... .............................15 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 2 of 15 it Laboratories Inc. Environmental Testing Laboratory Since 1949 Chain of Custody and Cooler Keceipt t-orm Tor itsIua15 rage i or Z The results in this report apply to the samples analyzed in accordance with the chain of custody document, This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 3 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 Chain of Custodv and Cooler Keceipt i-orm for its7uyi5 rage Z or Z 10- LABORATOMES IM IOM. ", RECEIPT FORM P Of urtrlisvn, FIT s0spPiNe mr,,FORMAMN. SHIPPING CONTAINER FREE LIQUID Fed ❑ UP$ 0 Ontrac ❑ Nand [ lveryr 0 Ice Ghost s ❑ Ec�x 'oit= E 1 BC (_4&b dt:r ❑ c _.. Other d (Speoil'Y? Refogerarrt • ••Ire 16, 8M,e Ica G UM. e Q Other 0 'COril Mial fs: awstody Seek Non e 'CDMMe Dlft� AN swingl s recOveefi? Yell, Moo All wttnnpl c� �€�ttees Ir�rr� 'Ir�� i1Ev�.cl Mswiperat4(s) mm ah lac 0 • lip COC oceercnr�oulcy: rnaar�r et;PaCflfisY.- . . rPatr�l"j- Y 0 NO 3� cy9dro; __ ' to *E. Patel t: . s�hKtt�r �slt,PdV4��h'IB . .. ....... s a URP 4GSf�arl�g(c gC�i�"t . bff�T hL$' rya. �li�.S+ticc a�nx1 � PT VAMOR CLTW;IL mI W X21bA"i1C91'.v"I:fJNlYI.lD i'J:W47:f7421.f.4 ddcrrr'WDR Sd�'I�:. PT'LLli o.Do R&DMLOG1Q%,_._ !�omt ti�o,N Yi.S _ 19PA SD&15 NDSO EVA SMI aa�t 01.1 EPA SO QT REA ate gal 26cmi No AMEM, .111 I irrAa, r,... TaDLAR MG cogs SMAIM T SUMMA CANIS= commoriU• � .. . 58Mple Nwp&firl sr p:le of qty >,� beIOMIT= : F6,er 2.1 OSd°WW1.9 A = , cW8 1 C = Cftmatt t ; parr revartns��ar��re t+� csc rw cee� Rey t� The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bolabs.com Page 4 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Laboratory / Client Sample Cross Reference Laboratory Client Sample Information 1810915 -01 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: East Tk. South End @ 2 Ft. Lab Matrix: Solids Sampled By: --- Sample Type: Soil 1810915 -02 COC Number: -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: East Tk. South End @ 6 Ft. Lab Matrix: Solids Sampled By: - -- Sample Type: Soil 1810915 -03 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: --- Sampling Point: Center Tk. South End @ 2 Ft. Lab Matrix: Solids Sampled By: --- Sample Type: Soil 1810915 -04 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: Center Tk. South End @ 6 Ft. Lab Matrix: Solids Sampled By: - -- Sample Type: Soil 1810915 -05 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: --- Sampling Date: 04/05/2018 00:00 Sampling Location: -- Sample Depth: -- Sampling Point: West Tk. South End @ 2 Ft. Lab Matrix: Solids Sampled By: - -- Sample Type: Soil 1810915 -06 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: --- Sampling Point: West Tk. South End @ 6 Ft. Lab Matrix: Solids Sampled By: --- Sample Type: Soil The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bolabs.com Page 5 of 15 Report ID: 1000729095 1 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 826013/5035) BCL Sample ID: 1810915 -01 Client Sample Name: East Tk. South End @ 2 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0050 0.0013 EPA -82608 ND 1 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND Toluene ND mg /kg 0.0050 0.0012 EPA -82608 ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.20 0.020 Luft-GC /MS ND 1,2- Dichloroethane -d4 (Surrogate) 104 % 70-121 (LCL- UCL) EPA -82608 1 Toluene -d8 (Surrogate) 99.5 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 100 % 74-121 (LCL- UCL) EPA -82608 1 1 EPA -8260B 04/06/18 08:54 04/07/18 03:48 BEP MS -V3 1.068 B009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 6 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method U1WWOUJ5) BCL Sample ID: 1810915 -02 Client Sample Name: East Tk. South End @ 6 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg 0.0043 o.ou11 crH -zi;� Uu NU 1 Ethylbenzene ND mg /kg 0.0043 0.0013 EPA -8260B ND 1 Toluene ND mg /kg 0.0043 0.0010 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.0087 0.0029 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.17 0.017 Luft -GC /MS ND 1 1,2- Dichloroethane -d4 (Surrogate) 100 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 103 % 81 -117 (LCL- UCL) EPA -82606 1 4- Bromofluorobenzene (Surrogate) 98.9 % 74-121 (LCL- UCL) EPA -82606 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/06/18 08:54 04/07/18 04:11 BEP MS -V3 0.867 8009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 7 of 15 1 I Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method B26UBM35) BCL Sample ID: 1810915 -03 Client Sample Name: Center Tk. South End @ 2 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0050 0.0013 EPA- 826oL3 NU 71 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -82608 ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.20 0.020 Luft -GC /MS ND 1 1,2- Dichloroethane -d4 (Surrogate) 98.8 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 100 % 81 -117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 97.6 % 74-121 (LCL - UCL) EPA -82606 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/06/18 08:54 04/07/18 04:33 BEP MS -V3 1.042 8009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 8 of 15 Laboratories Inc. �: Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 32BOB/5035) BCL Sample ID: 1810915 -04 Client Sample Name: Center Tk. South End @ 6 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg U.UU44 U.uu"IZ th'A- 6;&0ub ivv I Ethylbenzene ND mg /kg 0.0044 0.0013 EPA -82606 ND 1 Toluene ND mg /kg 0.0044 0.0011 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.0089 0.0030 EPA -82606 ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.18 0.018 Luft -GC /MS ND 1 1,2- Dichloroethane -d4 (Surrogate) 101 % 70-121 (LCL - UCL) EPA -82606 1 Toluene -d8 (Surrogate) 108 % 81-117 (LCL - UCL) EPA -82608 1 4- Bromofluorobenzene (Surrogate) 104 % 74-121 (LCL - UCL) EPA -82606 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -82606 04/06/18 08:54 04/07/18 04:56 BEP MS -V3 0.890 B009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third parry interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 9 of 15 Laboratories .Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 8260B/5035) BCL Sample ID: 1810915 -05 Client Sample Name: West Tk. South End @ 2 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0050 0.0013 EPA- 826013 Nu Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -82608 ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.20 0.020 Luft -GC /MS ND 1 1,2- Dichloroethane -d4 (Surrogate) 102 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 102 % 81 -117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 103 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -82608 04/06/18 08:54 04/07/18 05:18 BEP MS -V3 0.926 B009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 10 of 15 1 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82BOB/5035) BCL Sample ID: 1810915 -06 Client Sample Name: West Tk. South End @ 6 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0042 0.0011 CHA- 62tiub NU Ethylbenzene ND mg /kg 0.0042 0.0013 EPA -82608 ND 1 Toluene ND mg /kg 0.0042 0.0010 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.0084 0.0028 EPA -82606 ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.17 0.017 Luft -GC /MS ND 1 1,2- Dichloroethane -d4 (Surrogate) 102 % 70-121 (LCL- UCL) EPA -82606 1 Toluene -d8 (Surrogate) 101 % 81 -117 (LCL- UCL) EPA -82606 1 4- Bromofluorobenzene (Surrogate) 104 % 74-121 (LCL- UCL) EPA -82608 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/06/18 08:54 04/07/18 05:40 BEP MS -V3 0.836 B009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 11 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 8260B/5035) Quality Control Report - Method Blank Analysis Constituent QC Sample ID MB Result Units PQL MDL Lab Qualls QC Batch ID: 6009870 Benzene B009870 -BLK1 ND mg /kg 0.0050 0.0013 Ethylbenzene B009870 -BLK1 ND mg /kg 0.0050 0.0015 Toluene B009870 -BLK1 ND mg /kg 0.0050 0.0012 Total Xylenes B009870 -BLK1 ND mg /kg 0.010 0.0034 Total Purgeable Petroleum Hydrocarbons B009870 -BLK1 ND mg /kg 0.20 0.020 1,2- Dichloroethane -d4 (Surrogate) 8009870 -BLK1 95.1 % 70 -121 (LCL - UCL) Toluene -d8 (Surrogate) B009870 -BLK1 106 % 81 -117 (LCL - UCL) 4- Bromofluorobenzene (Surrogate) B009870 -BLK1 103 % 74-121 (LCL-UCL) The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 12 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 826013/5035) Quality Control Report - Laboratory Control Sample Control Limits Spike Percent Percent Lab Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals QC Batch ID: B009870 Benzene 8009870 -BS1 LCS 0.14477 0.12500 mg /kg 116 70-130 Toluene B009870 -BS1 LCS 0.12993 0.12500 mg /kg 104 70-130 1,2- Dichloroethane -d4 (Surrogate) 8009870 -BS1 LCS 0.046390 0.050000 mg /kg 92.8 70-121 Toluene -d8 (Surrogate) B009870 -BS1 LCS 0.051630 0.050000 mg /kg 103 81-117 4- Bromofluorobenzene (Surrogate) B009870 -BS1 LCS 0.049800 0.050000 mg /kg 99.6 74-121 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 13 of 15 it ........ ..... Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/09/2018 12:23 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 826013/5035) Quality Control Report - Precision & Accuracy Control Limits Source Source Spike Percent Percent Lab Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Quals QC Batch ID: B009870 Used client sample: N Benzene MS 1807882 -95 ND 0.13075 0.12500 mg /kg 105 70-130 MSD 1807882 -95 ND 0.13550 0.12500 mg /kg 3.6 108 20 70-130 Toluene MS 1807882 -95 ND 0.11503 0.12500 mg /kg 92.0 70-130 MSD 1807882 -95 ND 0.12108 0.12500 mg /kg 5.1 96.9 20 70-130 1,2- Dichloroethane -d4 (Surrogate) MS 1807882 -95 ND 0.047440 0.050000 mg /kg 94.9 70-121 MSD 1607882 -95 ND 0.047280 0.050000 mg /kg 0.3 94.6 70-121 Toluene -d8 (Surrogate) MS 1807882 -95 ND 0.050750 0.050000 mg /kg 102 81 -117 MSD 1807882 -95 ND 0.051210 0.050000 mg /kg 0.9 102 81 -117 4- Bromofluorobenzene (Surrogate) MS 1807882 -95 ND 0.050540 0.050000 mg /kg 101 74-121 MSD 1807882 -95 ND 0.049980 0.050000 mg /kg 1.1 100 74-121 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000729095 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 14 of 15 Laboratories, Inc. Environmental Testing Laboratory Since 1949 Date of Report: 04/11 /2018 Bryan McNabb McNabb Construction 2122 Wegis Avenue Bakersfield, CA 93312 -9227 Client Project: [none] BCL Project: UT30 Sampling BCL Work Order: 1810916 Invoice ID: B300019 Enclosed are the results of analyses for samples received by the laboratory on 4/5/2018. If you have any questions concerning this report, please feel free to contact me. Sincerely, Contact Person: Felicia Johnson Stuart Buttram Client Service Rep Technical Director Certifications: CA ELAP #1186; NV #CA00014; OR ELAP #4032 -001; AK UST101 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 1 of 15 ........ ........ Laboratories Inc. ................ Environmental Testing Laboratory Since 1949 Chain of Custody and Cooler Receipt Form for 1MU916 Page 1 or z The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 3 of 15 e l� • , a ` J I 1 3( 1 fit: e j I I II 3 I ,- Fn' �7aI I ••� `JJ Z 4� i : A Eli ke) ,4� 4a V 1 yam.,• C Ee) 27: .'� QQ ,R Ch C C + r- .. - a j•.i k` ati& COP lk 13 x ... G eC i 4 w yr & 7i. (I IZ9 C1 +R . U. .J �g`�_ �• �,,�y;) may. Y 4,Q Cr; 2 _ r -- +ii � � ' � ✓i � a ' � �. C7 qty' .� ev I my :.: Sic CL UM ,q The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 3 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 Chain of Custody and Cooler Receipt Form for 1510916 Page z of z The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 4 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Laboratory / Client Sample Cross Reference Laboratory Client Sample Information 1810916 -01 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: East Tk. North End @ 2 Ft. Lab Matrix: Solids Sampled By: --- Sample Type: Soil 1810916 -02 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: East Tk. North End @ 6 Ft. Lab Matrix: Solids Sampled By: - -- Sample Type: Soil 1810916 -03 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: Center Tk. North End @ 2 Ft. Lab Matrix: Solids Sampled By: - -- Sample Type: Soil 1810916 -04 COC Number: --- Receive Date: 04/05/2018 17:17 Project Number: --- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: Center Tk. North End @ 6 Ft. Lab Matrix: Solids Sampled By: - -- Sample Type: Soil 1810916 -05 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: West Tk. North End @ 2 Ft. Lab Matrix: Solids Sampled By: --- Sample Type: Soil 1810916 -06 COC Number: - -- Receive Date: 04/05/2018 17:17 Project Number: - -- Sampling Date: 04/05/2018 00:00 Sampling Location: - -- Sample Depth: - -- Sampling Point: West Tk. North End @ 6 Ft. Lab Matrix: Solids Sampled By: --- Sample Type: Soil The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 5 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82606/5035) BCL Sample ID: 1810916 -01 Client Sample Name: East Tk. North End @ 2 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg/kg 0.0059 0.0015 EPA -8260B ND Ethylbenzene ND mg /kg 0.0059 0.0018 EPA -8260B ND Toluene ND mg /kg 0.0059 0.0014 EPA -82606 ND Total Xylenes ND mg /kg 0.012 0.0040 EPA -8260B ND Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.24 0.024 Luft -GC /MS ND 1,2- Dichloroethane -d4 (Surrogate) 102 % 70-121 (LCL- UCL) EPA -82606 Toluene -d8 (Surrogate) 102 % 81-117 (LCL- UCL) EPA -8260B 4- Bromofluorobenzene (Surrogate) 95.0 % 74-121 (LCL- UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -82608 04/06/18 08:54 04/07/18 06:03 BEP MS -V3 1.176 B009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 6 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 826013/5035) BCL Sample ID: 1810916 -02 Client Sample Name: East Tk. North End @ 6 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg 0.0050 0.0013 EPA -8260B ND Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.20 0.020 Luft -GC /MS ND 1,2- Dichloroethane -d4 (Surrogate) 102 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 104 % 81-117 (LCL- UCL) EPA -82608 4- Bromofluorobenzene (Surrogate) 98.1 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/06/18 08:54 04/07/18 06:25 BEP MS -V3 0.992 8009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 7 of 15 .......... ... Laboratories Inc. } Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82601315035) BCL Sample ID: 1810916 -03 Client Sample Name: Center Tk. North End @ 2 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0062 0.0016 EPA -8260B ND Ethylbenzene ND mg /kg 0.0062 0.0019 EPA -82608 ND Toluene ND mg /kg 0.0062 0.0015 EPA -8260B ND Total Xylenes ND mg /kg 0.012 0.0042 EPA -8260B ND Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.25 0.025 Luft -GC /MS ND 1,2- Dichloroethane -d4 (Surrogate) 101 % 70-121 (LCL- UCL) EPA -8260B Toluene -d8 (Surrogate) 104 % 81-117 (LCL - UCL) EPA -8260B 4- Bromofluorobenzene (Surrogate) 95.8 % 74-121 (LCL - UCL) EPA -82608 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/06/18 08:54 04/07/18 06:48 BEP MS -V3 1.247 B009870 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 8 of 15 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 826013/5035) BCL Sample ID: 1810916 -04 Client Sample Name: Center 7k, North End @ 6 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg 0.0050 0.0013 EPA -8260B ND 1 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene 0.0041 mg /kg 0.0050 0.0012 EPA -8260B ND J 1 Total Xylenes 0.34 mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons 24 mg /kg 5.0 0.60 Luft -GC /MS ND A01 2 1,2- Dichloroethane -d4 (Surrogate) 102 % 70-121 (LCL- UCL) EPA -82608 1 1,2- Dichloroethane -d4 (Surrogate) 90.8 % 70-121 (LCL - UCL) EPA -8260B 2 Toluene -d8 (Surrogate) 103 % 81 - 117 (LCL - UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 103 % 81-117 (LCL- UCL) EPA -8260B 2 4- Bromofluorobenzene (Surrogate) 99.5 % 74-121 (LCL - UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 100 % 74-121 (LCL- UCL) EPA -8260B 2 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/06/18 08:16 04/07/18 07:10 BEP MS -V3 0.975 B010286 2 EPA -82606 04/06/18 08:16 04/11/18 00:45 BEP MS -V3 24.366 B010286 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 9 of 15 Laboratories 9 Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82606/5035) BCL Sample ID: 1810916 -05 Client Sample Name: West Tk. North End @ 2 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Qualls Run # Benzene ND mg /kg 0.0050 0.0013 EPA -82606 ND Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -82606 ND Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -82606 ND Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.20 0.020 Luft -GC /MS ND 1,2- Dichloroethane -d4 (Surrogate) 101 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 102 % 81 -117 (LCL - UCL) EPA -8260B 4- Bromofluorobenzene (Surrogate) 97.8 % 74-121 (LCL - UCL) EPA -8260B 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -8260B 04/09/18 08:16 04/10/18 14 :41 BEP MS -V3 1.029 8010286 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting parry. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 10 of 15 7WLaboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82606/5035) BCL Sample ID: 1810916 -06 Client Sample Name: West Tk. North End @ 6 Ft., 4/5/2018 12:00:OOAM MB Lab Constituent Result Units PQL MDL Method Bias Quals Run # Benzene ND mg /kg 0.0050 0.0013 EPA -8260B ND Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -8260B ND Total Xylenes ND mg /kg 0.010 0.0034 EPA -8260B ND 1 Total Purgeable Petroleum ND mg /kg 0.20 0.020 Luft -GC /MS ND Hydrocarbons 1,2- Dichloroethane -d4 (Surrogate) 107 % 70-121 (LCL- UCL) EPA -82606 Toluene -d8 (Surrogate) 105 % 81-117 (LCL- UCL) EPA -8260B 4- Bromofluorobenzene (Surrogate) 101 % 74-121 (LCL- UCL) EPA -8260B 1 Run QC Run # Method Prep Date Date /Time Analyst Instrument Dilution Batch ID 1 EPA -8260B 04/09/18 08:16 04/09/18 18:48 BEP MS -V3 1.002 B010286 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 11 of 15 i Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb volatile urganiC Analysis (EPA Method 82606/5035) Quality Control Report - Method Blank Analysis Constituent QC Sample ID MB Result Units PQL MDL Lab Qualls QC Batch ID: B009870 Benzene B009870 -BLK1 ND mg /kg 0.0050 0.0013 Ethylbenzene B009870 -BLK1 ND mg /kg 0.0050 0.0015 Toluene B009870 -BLK1 ND mg /kg 0.0050 0.0012 Total Xylenes 6009870 -BLK1 ND mg /kg 0.010 0.0034 Total Purgeable Petroleum Hydrocarbons B009870 -BLK1 ND mg /kg 0.20 0.020 1,2- Dichloroethane -d4 (Surrogate) 8009870 -BLK1 96.1 % 70 -121 (LCL - UCL) Toluene -d8 (Surrogate) B009870 -BLK1 106 % 81 -117 (LCL - UCL) 4- Bromofluorobenzene (Surrogate) B009870 -BLK1 103 % 74-121 (LCL-UCL) QC Batch ID: B010286 Benzene B010286 -BLK1 ND mg /kg 0.0050 0.0013 Ethylbenzene B010286 -BLK1 ND mg /kg 0.0050 0.0015 Toluene B010286 -BLK1 ND mg /kg 0.0050 0.0012 Total Xylenes B010286 -BLK1 ND mg /kg 0.010 0.0034 Total Purgeable Petroleum Hydrocarbons 8010286 -BLK1 ND mg /kg 0.20 0.020 1,2- Dichloroethane -d4 (Surrogate) 8010286 -BLK1 93.4 % 70-121 (LCL-UCL) Toluene -d8 (Surrogate) B010286 -BLK1 94.9 % 81 -117 (LCL - UCL) 4- Bromofluorobenzene (Surrogate) B010286 -BLK1 97.7 % 74-121 (LCL-UCL) The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 12 of 15 i Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 82606/5035) Quality Control Report - Laboratory Control Sample Control Limits Spike Percent Percent Lab Constituent QC Sample ID Type Result Level Units Recovery RPD Recovery RPD Quals QC Batch ID: B009870 Benzene 8009870 -BS1 LCS 0.14477 0.12500 mg /kg 116 70-130 Toluene B009870 -BS1 LCS 0.12993 0.12500 mg /kg 104 70-130 1,2- Dichloroethane -d4 (Surrogate) B009870 -BS1 LCS 0.046390 0.050000 mg /kg 92.8 70-121 Toluene -d8 (Surrogate) 8009870 -BS1 LCS 0.051630 0.050000 mg /kg 103 81 -117 4- Bromofluorobenzene (Surrogate) B009870 -BSI LCS 0.049800 0.050000 mg /kg 99.6 74-121 QC Batch ID: B010286 Benzene B010286 -BS1 LCS 0.13293 0.12500 mg /kg 106 70-130 Toluene B010286 -BSI LCS 0.11884 0.12500 mg /kg 95.1 70-130 1,2- Dichloroethane -d4 (Surrogate) 8010286 -BS1 LCS 0.046680 0.050000 mg /kg 93.4 70-121 Toluene -d8 (Surrogate) B010286 -BS1 LCS 0.049790 0.050000 mg /kg 99.6 81 -117 4- Bromofluorobenzene (Surrogate) 8010286 -BS1 LCS 0.049930 0.050000 mg /kg 99.9 74-121 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.belabs.com Page 13 of 15 1 Laboratories Inc. Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method 826013/5035) Quality Control Report - Precision & Accuracy Control Limits Source Source Spike Percent Percent Lab Constituent Type Sample ID Result Result Added Units RPD Recovery RPD Recovery Qualls The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must he reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 14 of 15 QC Batch ID: 13009870 Used client sample: N Benzene MS 1807882 -95 ND 0.13075 0.12500 mg /kg 105 70-130 MSD 1807882 -95 ND 0.13550 0.12500 mg /kg 3.6 108 20 70-130 Toluene MS 1807882 -95 ND 0.11503 0.12500 mg /kg 92.0 70-130 MSD 1807882 -95 ND 0.12108 0.12500 mg /kg 5.1 96.9 20 70-130 1,2- Dichloroethane -d4 (Surrogate) MS 1807882 -95 ND 0.047440 0.050000 mg /kg 94.9 70-121 MSD 1807882 -95 ND 0.047280 0.050000 mg /kg 0.3 94.6 70-121 Toluene -d8 (Surrogate) MS 1807882 -95 ND 0.050750 0.050000 mg /kg 102 81-117 MSD 1807882 -95 ND 0.051210 0.050000 mg /kg 0.9 102 81 -117 4- Bromofluorobenzene (Surrogate) MS 1807882 -95 ND 0.050540 0.050000 mg /kg 101 74-121 MSD 1807882 -95 ND 0.049980 0.050000 mg /kg 1.1 100 74-121 QC Batch ID: B010286 Used client sample: N Benzene MS 1810833 -23 ND 0.15929 0.12500 mg /kg 127 70-130 MSD 1810833 -23 ND 0.13225 0.12500 mg /kg 18.5 106 20 70-130 Toluene MS 1810833 -23 ND 0.13017 0.12500 mg /kg 104 70-130 MSD 1810833 -23 ND 0.11750 0.12500 mg /kg 10.2 94.0 20 70-130 1,2- Dichloroethane -d4 (Surrogate) MS 1810833 -23 ND 0.049990 0.050000 mg /kg 100 70-121 MSD 1810833 -23 ND 0.049260 0.050000 mg /kg 1.5 98.5 70-121 Toluene -d8 (Surrogate) MS 1810833 -23 ND 0.049270 0.050000 mg /kg 98.5 81-117 MSD 1810833 -23 ND 0.050170 0.050000 mg /kg 1.8 100 81-117 4- Bromofluorobenzene (Surrogate) MS 1810833 -23 ND 0.050020 0.050000 mg /kg 100 74-121 MSD 1810833 -23 ND 0.050020 0.050000 mg /kg 0 100 74-121 The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must he reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 14 of 15 Laboratories Inc. �ollk Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 2122 Wegis Avenue Project: UT30 Sampling Bakersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Notes And Definitions J Estimated Value (CLP Flag) MDL Method Detection Limit ND Analyte Not Detected PQL Practical Quantitation Limit A01 Detection and quantitation limits are raised due to sample dilution. The results in this report apply to the samples analyzed in accordance with the chain of custody document. This analytical report must be reproduced in its entirety. All results listed in this report are for the exclusive use of the submitting party. BC Laboratories, Inc. assumes no responsibility for report alteration, separation, detachment or third party interpretation. Report ID: 1000730286 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 15 of 15