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HomeMy WebLinkAbout631 baker n end of ust tanks......... .... 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: BCL Project: BCL Work Order: Invoice ID: [none] UT30 Sampling 1810916 off • 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, 000 Poll 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. 4100 Atlas Court Bakersfield, CA 93308 (661) 327 -4911 FAX (661) 327 -1918 www.bclabs.com Page 1 of 15 Report ID: 1000730286 Laboratories, Inc. Environmental Testing Laboratory Since 1949 Table of Contents, Sample Information ChainofCustodyendCoolerReueptform ----------------- Laboratory / Client Sample Cross Reference ................................................ Sample Results 1810916'01 - East nk.North End 00oFt. Volatile Organic Analysis (EPA Method 828OB/5035).................... 1810e16-02 - East nk.North End @GFt. Volatile Organic Analysis (EPA Method 8260B/5035) .................... 1810916-03 - Center n« North End @ 2rt Volatile Organic Analysis (EPA Method 82GUB/5O85) .................... 1810e1e-04 - CentorTu North End @oFt. Volatile Organic Analysis (EPA Method 82GOB/503e).................... 181091e-0e - West n«North End @uFt. Volatile Organic Analysis (EPA Method 828OB/5O35).................... 1810916-06 - West nk.North Enu@ 6rt. Volatile Organic Analysis (EPA Method 82OOB/5036).................... Quality Control Reports Volatile Organic Analysis (EPA Method 82e013/5one) MethodBlank Analysis ................................................................... Laboratory Control Sample ............................................................. PneciaionandAnouracy ---------------------.. Notes --------3 --------5 ---0 ---7 ---8 ---0 ---10 ---11 --..12 --'13 --..14 � 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 --- this �— report *1cm Atlas Court Bakersfield, CA 93308 (661) 327-4911 FAX (661) 327-1918 vwmwoclaos.cmn Page om1u Report ID: 1000730286 .o.v. Laboratories Inc. I Environmental Testing Laboratory Since 1949 Chain M Ciicfnrdv and Cnnder Receint Form for 1810916 Page 1 of 2 Y :4 1S. i96 St A i 7ZZ u ; 7 +� t j e CY 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 f✓, fII e 9iV K�. ak e' 1 , fO Di iRZ P4: 0W29 Aq 0-14d] V xni ry E ' e Q M s 0q y ' m In r.+r � G% C+k CG ©iA c _ 6 c rn- Z �j.. 'w..^ '� 4� _ Ti dk YYYIII��• � L '7 jN; . r s Ilk JA ; , ;R - ad w a ey w, 7- a Y :4 1S. i96 St A i 7ZZ u ; 7 +� t j e CY 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 I Laboratories Inc. I ....... ....... Environmental Testing Laboratory Since 1949 Chain of Custody and Cooler Receipt Form for 1810916 gage 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 :M 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 Ties Inc. L Labo,�ato .� 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 metnoa u1eutsiouso) 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 a.00ay u.uu10 trH -uzoun 114 L i Ethylbenzene ND mg /kg 0.0059 0.0018 EPA -82608 ND 1 Toluene ND mg /kg 0.0059 0.0014 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.012 0.0040 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.24 0.024 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) 95.0 % 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 06:03 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 t516Ur3I5US5) 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 u.uubu u.uuls trH- uznuts NU I 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) 102 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 104 % 81 - 117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 98.1 % 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 06:25 BEP MS -V3 0.992 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 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 (EVA metnoa b1bUtSIOUS5) 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 # A Benzene ND mg /Kg u.vunz u.vv io mrrA -ocovo iw I Ethylbenzene ND mg /kg 0.0062 0.0019 EPA -82608 ND 1 Toluene ND mg /kg 0.0062 0.0015 EPA -8260B ND 1 Total Xylenes ND mg /kg 0.012 0.0042 EPA -8260B ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.25 0.025 Luft -GC /MS ND 1 1,2- Dichloroethane -d4 (Surrogate) 101 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 104 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 95.8 % 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 06:48 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 (tvA metnoa tszbubiousb) BCL Sample ID: 1810916 -04 Client Sample Name: Center 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 u,uuou u.uu-i3 r- rM-O/OVD Iw 1 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -82608 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 Total Purgeable Petroleum Hydrocarbons 24 mg /kg 5.0 0.50 Luft -GC /MS ND A01 2 1,2- Dichloroethane -d4 (Surrogate) 102 % 70-121 (LCL - UCL) EPA -82606 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) 4- Bromofluorobenzene (Surrogate) 99.5 100 % % 74-121 (LCL - UCL) 74-121 (LCL - UCL) EPA -8260B EPA -8260B 1 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 -8260B 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 rrrr 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 (tvA metnoa twwwouso) 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 Quals Run # A 11"1 7 Benzene NU Mg/Kg U.000U U.wl1) c - 1 LVV1� .� 1 Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -82606 ND 1 Total Xylenes ND mg /kg 0.010 0.0034 EPA -82608 ND 1 Total Purgeable Petroleum Hydrocarbons ND mg /kg 0.20 0.020 Luft -GC /MS ND 1 1,2- Dichtoraethane -d4 (Surrogate) 101 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 102 % 81 -117 (LCL- UCL) EPA -82606 1 4- Bromofluorobenzene (Surrogate) 97.8 % 74-121 (LCL- UCL) EPA -82608 1 Run # Method Prep Date Run Date /Time Analyst Instrument Dilution QC Batch ID 1 EPA -82606 04/09/18 08:16 04/10/18 14:41 BEP MS -V3 1.029 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 10 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 (tvA ivietnoa oznuwovao ) 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 Qualls Run # A Benzene ND mg /Kg u.uu5u u.uui3 Cr71-OGOVD wu Ethylbenzene ND mg /kg 0.0050 0.0015 EPA -8260B ND 1 Toluene ND mg /kg 0.0050 0.0012 EPA -82606 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) 107 % 70-121 (LCL- UCL) EPA -8260B 1 Toluene -d8 (Surrogate) 105 % 81-117 (LCL- UCL) EPA -8260B 1 4- Bromofluorobenzene (Surrogate) 101 % 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 04/09/18 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 �..� Laboratories, Inc. i P ............ .......... 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 wry irw w r� Volatile Organic Analysis (CNA Metnoa tsznuniouso) Quality Control Report - Method Blank Analysis Constituent QC Sample ID MB Result Units PQL MDL Lab Quals 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 8009870 -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) B009870 -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) QC Batch ID: B010286 Benzene 6010286 -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 8010286 -BLK1 ND mg /kg 0.010 0.0034 Total Purgeable Petroleum Hydrocarbons 1,2- Dichloroethane -d4 (Surrogate) B010286 -BLK1 8010286 -BLK1 ND 93.4 mg /kg % 0.20 0.020 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 law Laboratories Inc. r 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 (LPA Method t$Lbut:$i0UJ0) 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 B009870 -BS1 LCS 0.14477 0.12500 mg /kg 116 70-130 Toluene B009870 -BSI LCS 0.12993 0.12500 mg /kg 104 70-130 1,2- Dichloroethane -d4 (Surrogate) B009870 -BSI LCS 0.046390 0.050000 mg /kg 92.8 70-121 Toluene -d8 (Surrogate) B009870 -BSI 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 QC Batch ID: B010286 Benzene B010286 -BS1 LCS 0.13293 0.12500 mg /kg 106 70-130 Toluene B010286 -BS1 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) B010286 -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.bclabs.com Page 13 of 15 i Laboratories Inc. ..... .. ....... Environmental Testing Laboratory Since 1949 McNabb Construction Reported: 04/11/2018 12:25 ?122 Wegis Avenue Project: UT30 Sampling 3akersfield, CA 93312 -9227 Project Number: [none] Project Manager: Bryan McNabb Volatile Organic Analysis (EPA Method ubub/buib) 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 QC Batch ID: 8009870 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: 1301 0286 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