Document mBK15ge61Z0ZMrER5ykw54X6Q

UNITED STATESUNITED STATES ENVIRONRMEEGINOTN A1L PROTECTION AGENCY Laboratory Services and Applied Science Division ENVIRONME11 TechNnortoh lChoelmgsfyor d, DMarssiachvuseet ts 01863-2431 ENTAL PROTECTION Drafted Date:9/29/2022 Finalized Date:11/07/2022 Subject:Reconnaissance and Sampling Inspection Report Clean Water Act - National Pollutant Discharge Elimination System Town of Braintree, MA From:Shannon Shea (Brunelle), Inspector Laboratory Services and Applied Science Division (LSASD) Field Services Branch (FSB) Reviewed By:Jerome Keefe, Investigations Team Leader, LSASD - FSB To:Denny Dart, Water Compliance Section Chief, Enforcement and Compliance Assurance Division (ECAD - EWC) CC:Todd Borci, U.S EPA, ECAD - EWC I. Facility Information A. Facility Name: Town of Braintree, MA B. Facility Location: 1 John F Kennedy Memorial Drive, Braintree, MA, 02184 C. Facility Contact: James Arsenault - (781) 794-8254-jarsenault@braintreema.gov D. NPDES Permit ID: MAR041029 (MS4) II. Background Information A. Date / Start time of recon inspection: 08/23/2022 10:15 B. Weather conditions: Overcast, approximately 70 F C. USEPA Representatives: Michelle Coombs, Shannon Shea (Brunelle) D. State / Local Representatives: None A. Date / Start time of sampling inspection: 09/26/2022 09:15 B. Weather conditions: sunny, approximately 70 F C. USEPA Representatives: Michelle Coombs, Shannon Shea (Brunelle) D. State / Local Representatives: None E. Federally Enforceable Requirements Investigated: Stormwater discharges and certain non - stormwater discharges from the Braintree, MA Town's Municipal Separate Storm Sewer Systems (MS4) are authorized by the National Pollutant Discharge Elimination System (NPDES) General Permit for the Discharge of Stormwater from Small MS4 (hereinafter, the Permit), issued by the Page 1 of 18Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00001 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Environmental Protection Agency (EPA) Region 1. The town obtained coverage under the Permit with NPDES Permit ID MAR041029. F. Pollutants Sampled: Pharmaceuticals and Personal Care Products (PPCPs), E. coli / Enterococcus, Ammonia (nitrogen), Total Chlorine, and Surfactants III. Disclaimer: Unless otherwise noted, this report describes conditions at the facility / property as observed by EPA inspector(s), and / or through records provided to and / or information reported to EPA inspector(s) by facility representatives and as understood by the inspector(s). This report may not capture all operations or activities ongoing at the time of the inspection. This report does not make final determinations on potential areas of concern. Nothing in this report affects EPA's authorities under federal statutes and regulations to pursue further investigation or action. IV. Type and Purpose of Inspection(s) The purpose of the reconnaissance inspection was to locate stormwater outfalls, associated manholes, and / or catch basins which discharge into the Monatiquot River, Cedar Swamp, and Old Quincy Reservoir while noting appearance, presence of flow, and access requirements for one or more sampling inspections. The purpose of the compliance sampling inspection was to identify potential illicit connections or illegal discharges within the Braintree, MA MS4 that may adversely impact the water quality in the Monatiquot River, Cedar Swamp, and Old Quincy Reservoir. Samples were collected from seven locations in accordance with the FSB Investigations Team Stormwater Program Plan. Sample sites were identified during a reconnaissance inspection conducted on 08/23/2022. V. Permittee Details The Town of Braintree, MA occupies approximately 14.56 square miles in Norfolk County, MA, approximately 13 miles south of Boston, MA. The Town shares borders with the municipalities of Quincy to the north, Weymouth and South Weymouth to the east, Holbrook and Randolph to the south, Milton to the west. According to the 2020 U.S. Census, the population of Braintree was 39,143. The Monatiquot River, Cedar Swamp, and Old Quincy Reservoir are listed as MS4 receiving waters in the Braintree, MA Notice of Intent (NOI) for coverage under the permit. VI. 08/23/2022 Reconnaissance Inspection Summary On 08/23/2022, EPA employees Michelle Coombs and Shannon Shea (Brunelle) (" the EPA Inspection Team ") conducted an unannounced reconnaissance inspection of the town of Braintree, MA MS4. They were not accompanied by any town or state representatives. The inspection started at 40 Alida road at approximately 10:20. At the time of the inspection, the weather was overcast and approximately 70 F. According to the National Weather Service for the Norwood Memorial Airport (KOWD), the last precipitation event prior to the inspection occurred on 08/22/2022, with 0.91, inches recorded. 0.91 inches of precipitation was recorded within the 72 hours before the inspection. Page 2 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00002 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection None of the locations visited during this inspection were field screened with the test kits or the YSI quality meter. Locations visited were noted for appearance, presence of flow, and access requirements. Photographs taken during the inspection are listed in Appendix A. VII. 09/26/2022 Sampling Inspection Summary On 09/26/2022, EPA employees Michelle Coombs and Shannon Shea (Brunelle) (" the EPA Inspection Team ") conducted an unannounced compliance sampling inspection of the Town of Braintree, MA MS4 at the locations described in Section VIII. They were not accompanied by any town or state representatives. The inspection started near 9 Allen Street at approximately 09:15. At the time of the inspection, the weather was sunny and approximately 70 F. According to the National Weather Service for the Norwood Memorial Airport (KOWD), the last precipitation event prior to the inspection occurred on 09/25/2022, with 0.01 inches recorded. There was 0.01 inches precipitation recorded within the 72 hours before the inspection. According to the National Weather Service, in the month (to date) of September, the town observed 4.28 inches of rain, which is approximately 120% of the 30-year normal value of 3.54 inches. According to the US Drought Monitor, as of 09/29/2022, Norfolk County is experiencing severe drought conditions. The sampling locations described in Section VIII were field screened using test kits for ammonia (nitrogen), surfactants, and total chlorine. In - situ measurements for specific conductivity, salinity, and temperature were also measured using a YSI water quality meter and recorded. Field data were recorded on field data sheets. Samples were delivered to and analyzed for E. coli, Enterococcus, PPCPs at the EPA New England Regional Laboratory (NERL) in North Chelmsford, MA. Table 1 below summarizes the sampling and analytical data. VIII. Description of Sampling Locations (in order of collection time) Photographs depicting each sample location are included in Appendix A of this report. MQR-005: a single, steel, circular outfall, approximately 12 inches in diameter, located at 100 Shaw Street. Discharge flow was approximately 50 gallons per minute (gpm) into the Monatiquot River. Sample was collected at the mouth of the outfall. A slightly musty odor was detected at the outfall. The effluent had no observed color, turbidity or floatables. Green algae growth was observed on the rocks below the outfall, on the inside of the pipe and on the outside of the pipe. MQR-012A: the left (when facing the river at outfalls) of a double, concrete, circular outfall, approximately 36 inches in diameter, located at 660 Union Street. Discharge flow was approximately 30 gallons per minute (gpm) into the Monatiquot River. Sample was collected at the mouth of the outfall. Effluent was slightly brown in color. The effluent had no observed odor, turbidity or floatables. A light brown staining was observed inside the pipe and on the rocks surrounding the outfall. Inside of the pipe has visibly cracked joints. MQR-012B: the right (when facing the river at outfalls) of a double, concrete, circular outfall, approximately 36 inches in diameter, located at 660 Union Street. Discharge flow was approximately 20 gallons per minute (gpm) into the Monatiquot River. Sample was collected in between the two outfalls were flow discharges out of cracks in the pipe. The Page 3 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00003 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection effluent had no observed odor, color, turbidity or floatables. A pool of effluent and a large sediment build up were observed inside the pipe. CDS-010: a single, concrete, circular outfall, approximately 36 inches in diameter, located at 40 Alida Road. Discharge flow was approximately less than 1 gallons per minute (gpm) into Cedar Swamp. Sample was collected at the mouth of the outfall. No odor was observed at the outfall. The effluent was slightly brown with a cloudy / milky turbidity. A fragmented sheen was observed on the surface of the pool. An orange staining was observed on the sediment. MQR-081: a single, concrete, circular outfall, approximately 36 inches in diameter, located at 289 Pearl Street. Discharge flow was approximately less than 1 gallon per minute (gpm) into the Monatiquot River. Sample was collected at the mouth of the outfall. A strong petroleum odor was observed at the outfall. A petroleum - like substance weas observed on the surface of the pool. The effluent was clear in color and had a cloudy turbidity. Orange- stained sediment and filamentous algae growth was observed downstream of outfall. * MQR-075A: a single, concrete, circular outfall, approximately 48 inches in diameter, located at 125 Union Street. Discharge flow was approximately 5 gallons per minute (gpm) into the Monatiquot River. Sample was collected at the mouth of the outfall. A strong petroleum odor was observed when approaching outfall. A slightly earthy odor was observed inside the pipe. Effluent had no observed color or turbidity. An oil sheen on the surface and orange staining on the sediment were observed downstream. Sediment build up was observed at the mouth of the outfall. Dup-01 was collected with sample. MQR-075: a single, concrete, circular outfall, approximately 48 inches in diameter, located at 125 Union Street. Discharge flow was approximately 5 gallons per minute (gpm) into the Monatiquot River. Sample was collected at the mouth of the outfall. An extremely strong petroleum odor was observed inside pipe. The effluent was slightly brown in color and was slightly turbid. An oil sheen was observed downstream and inside pipe. Orange staining on the sediment downstream was observed. Audible flow upstream inside pipe was observed, not visual without light source within pipe. Page 4 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00004 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Map of Sample Locations Quincy r Copeland St School StS Sotuth S UnitedNorth " WaterUnited States Naval CentreShipbuildi...Evans St Pear St St PkwOyld BGoart ePoienSttn North S t EB rBaiESn FWoerye mRoiuvtehr eNno rt We St St Comas9 Allen St, East St EETCRhd ic karubutWillardBraintree, MA 02184 370 Common St,Elm St Adams StCommercial St Braintree, MA 02184 ES Webb 660 Union St,StSt Braintree, MA 02184 Broad Weymouth West S Eas 37 Esse 125 Union St,MiddleCELNTRaAL ke St. St Braintree, MA 02184 St WEYMOUTH Sti West 37 Middle St GreatTown289 Pearl St, PoPnodndSPtondB rSatiSntt rWieret,e r MSAt W0a2s1h8in4gtSont oStacy Srt N th RandolPlpain St h Summer Lo Cor RMain eed St St StMill WebsNotrthe30 rAlid a RGd,Srt Woest vSt e St S High SttS t BSraitntree,P MAl 02e184aMasin aWeynmoutth St High Chestnut School WildAwovoed StS PtarkS AoveutCohlu mbSihano re Ho Central BRAINTREE Forest St. Cemetery HIGHLANDS South Weymouth Allen Note: the locations on the map were estimated using Google Earth and are used for display purposes only. Page 5 of 18Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00005 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Table 1: Summary of Sampling and Analytical Data Site IDMQR-005MQR-012AMQR-012BCDS-010 Location Sample Date 09/26/22 09/26/22 09/26/22 09/26/22 Sample Time 09:25 09:57 10:03 10:50 Coordinates North42.222326 42.219860 42.219860 42.187993 (decimal degrees) West-70.973868 -70.981559 -70.981559 -71.003488 Salinity, ppt. 0.3 0.2 0.2 0.3 YSI Meter Temperature, C 20.5 18.8 18.8 18.6 Conductivity, S / cm 626 429.5 431.2 527 Field Test Kits (mg / L) Ammonia 0.50 0.0 0.0 0.25 Total Chlorine 0.10 0.0 0.0 0.07 Surfactants 0.25 0.25 0.25 0.50 Bacteria E. coli > 9678 643 568 43 (MPN / 100mL) Enterococcus4884218410ND Cotinine 40 12 13 3.9 Acetaminophen 510 ND ND 3.6 Paraxanthine 200 4.8 4.8 3.7 PPCPs (ng / L) Atenolol 5.1 ND ND ND Caffeine 420 69 72 23 Metoprolol 18 ND ND ND Diphenhydramine 2.4 ND ND ND Carbamazepine 3.5 ND ND ND Abbreviations and Notes: 1. The coordinates listed in Table 1 were derived from the map created in Google Earth, therefore the coordinates are estimates of the actual locations. N / A: Not Analyzed ND: Not Detected above Reporting Limit E. Coli: Red 10,000 col / 100ml, Orange > 1,260 col / 100ml, Yellow > 410 col / 100ml, Black < 410 col / 100ml Entero: Red 1,000 col / 100ml, Orange > 350 Yellow > 130 col / 100ml, Black < 130 col / 100ml NH3: Red >6 mg / L, Orange > 0.5 mg / L, Yellow > 0.25 mg / L, Black < 0.25 mg / L Cl2: Red > 1.0 mg / L, Orange >0.3 mg / L, Yellow > 0.02 mg / L, Black < 0.02 mg / L Surfactants: Red > 1.0 mg / L, Orange > 0.5 mg / L, Yellow >0.25 mg / L, Black < 0.25 mg / L (may give false positive at salinity greater than 1 ppt) PPCPs: Dark Pink 100x the RL; Pink > 10x the RL; Light Pink 3x the RL; No Pink < 3x the RL * * See Reporting Limit (RL) values for each compound in attached Laboratory Report for Source Tracking EPA notes while there are currently no numerical standards to compare pharmaceutical results against, it is EPA's experience that acetaminophen is the single best bacterial source tracking compound of those listed above, and any detection of this compound may indicate a source of sanitary sewage. With respect to all of the above compounds, when a sanitary sewage source is present, depending on the type of source, distance from the sample location, and the strength of the source, concentrations of these compounds may range from the low ng / l range up to thousands of ng / L. Page 6 of 18Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00006 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Table 1: Summary of Sampling and Analytical Data, cont. Site IDMQR-081MQR-075ADup-01MQR-075 Location Sample Date 09/26/22 09/26/22 09/26/22 09/26/22 Sample Time 11:25 12:00 12:00 12:12 Coordinates North42.202743 42.209528 42.209528 42.209521 (decimal degrees) West-70.993151 -70.998077 -70.998077 -70.998113 Salinity, ppt. 0.3 0.6 N / A 0.8 YSI MeterTemperature, C19.618.8N / A18.8 Conductivity, S / cm 686 1286 N / A 1623 Field Test Kits (mg / L) Ammonia 0.25 0.25 N / A 0.25 Total Chlorine 0.07 0.0 N / A 0.08 Surfactants 0.75 0.75 N / A 0.25 Bacteria E. coli70 944 N / A 1462 (MPN / 100mL) Enterococcus75315N / A307 Cotinine 4.4 6.4 5.9 1.6 Acetaminophen 2.2 7.0 6.1 ND Paraxanthine 3.4 5.2 4.7 ND PPCPs (ng / L) Atenolol ND ND ND ND Caffeine 180 71 72 24 Metoprolol ND ND ND ND Diphenhydramine ND ND ND ND Abbreviations and Notes: Carbamazepine ND 0.42 ND ND 1. The coordinates listed in Table 1 were derived from the map created in Google Earth, therefore the coordinates are estimates of the actual locations. N / A: Not Analyzed ND: Not Detected above Reporting Limit E. Coli: Red 10,000 col / 100ml, Orange > 1260 col / 100ml, Yellow > 235 col / 100ml, Black < 235 col / 100ml Entero: Red 1,000 col / 100ml, Orange > 350 Yellow > 61 col / 100ml, Black < 61 col / 100ml NH3: Red >6 mg / L, Orange > 0.5 mg / L, Yellow > 0.25 mg / L, Black < 0.25 mg / L Cl2: Red 1.0 mg / L, Orange > 0.3 mg / L, Yellow > 0.02 mg / L, Black < 0.02 mg / L Surfactants: Red > 1.0 mg / L, Orange > 0.5 mg / L, Yellow > 0.25 mg / L, Black < 0.25 mg / L (may give false positive at salinity greater than 1 ppt) PPCPs: Dark Pink - 100x the RL; Pink 10x the RL; Light Light Pink > 3x th the RL; No Pink < 3x the RL * See Reporting Limit (RL) values for each compound in attached Laboratory Report for Source Tracking EPA notes while there are currently no numerical standards to compare pharmaceutical results against, it is EPA's experience that acetaminophen is the single best bacterial source tracking compound of those listed above, and any detection of this compound may indicate a source of sanitary sewage. With respect to all of the above compounds, when a sanitary sewage source is present, depending on the type of source, distance from the sample location, and the strength of the source, concentrations of these compounds may range from the low ng / l range up to thousands of ng / L. Page 7 of 18Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00007 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection IX. Appendix Appendix A: Photograph Log X. Attachments Attachment A: Laboratory Report for PPCPs (Source Tracking) Analysis Attachment B: Laboratory Report for E. coli Analysis Attachment C: Laboratory Report for Enterococcus Analysis End of Report Page 8 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00008 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Appendix A Photograph Log Page 9 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00009 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection MQR-005 (photo taken 09/26/22 at 09:25 AM) Outfall located near 100 Shaw Street flowing into the Monatiquot River. Sample point is indicated by a red x. Page 10 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00010 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection MQR-012B MQR-012A MQR-012A & MQR-012B (photo taken 09/26/22 at 09:57 AM) Outfall located near 660 Union Street flowing into the Monatiquot River. Sample point MQR-012A is indicated by a red x. Sample point MRQ-012B is indicated by a red arrow. Page 11 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00011 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection CDS-010 (photo taken 09/26/22 at 10:50 AM) Outfall located near 40 Alida Road flowing into Cedar Swamp. Sample point is indicated by a red x. The blue arrow indicates direction of flow. Page 12 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00012 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection MQR-081 (photo taken 09/26/22 at 11:25 AM) Outfall located near 289 Pearl Street flowing into the Monatiquot River. Sample point is indicated by a red x. The blue arrow indicates direction of flow. Page 13 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00013 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection MQR-075A (photo taken 09/26/22 at 10:50 AM) Outfall located near 125 Union Street flowing into the Monatiquot River. Sample point is indicated by a red x. The blue arrow indicates direction of flow. Page 14 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00014 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection MQR-075 (photo taken 09/26/22 at 10:50 AM) Outfall located near 125 Union Street flowing into the Monatiquot River. Sample point is indicated by a red x. The blue arrow indicates direction of flow. Page 15 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00015 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Attachment A Laboratory Report for Source Tracking Analysis Author: LSASD Laboratory Services Branch (LSB) Pages: 16 Page 16 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00016 United States Environmental Protection Agency EPALaboratory Services and Applied Science DivisionPage 1 of 16 Region 1, New England11 Technology Drive North Chelmsford, MA 01863-2431 October 19, 2022 Laboratory Report Michelle Coombs - LFSB Shannon Brunelle - LFSB US EPA New England R1 Project Number: 22090042 Project:MS4 Braintree, MA Analysis: HPLC / MS / MS Source Tracking Analysis EPA Chemist: Peter Philbrook Date Samples Received by the Laboratory: 09/26/2022 Analytical Procedure: All samples were received and logged in by the laboratory according to the USEPA New England Laboratory SOP for Sample Log - in. Sample preparation and analysis was done following the EPA Region I SOP, LSBSOP - LCMS_STA3. The SOP is based on an EPA Regional Analytical Method developed at the EPA New England Laboratory. Data were reviewed in accordance with the internal verification procedures described in the EPA New England Quality Manual for NERL. Results relate only to the items tested or to the samples as received by the Laboratory. This analytical report shall not be reproduced except in full, without written approval of the laboratory. If you have any questions please call me at 617-918-8340. Sincerely, 22090042 $ STA ED_019088A_00004535-00017 Qualifiers: RL Reporting limit ND = Not Detected above Reporting limit NA = Not Applicable due to high sample dilutions or sample interferences NC = Not calculated since analyte concentration is ND. J = Estimated value J1 = Estimated value due to MS recovery outside accceptance criteria J2 = Estimated value due to LFB result outside acceptance criteria J3 = Estimated value due to RPD result outside acceptance criteria J4 = Estimated value due to LCS result outside acceptance criteria E = Estimated value exceeds the calibration range L = Estimated value is below the calibration range B = Analyte is associated with the lab blank or trip blank contamination. Values are qualified when the observed concentration of the contamination in the sample extract is less than 10 times the concentration in the blank. R = No recovery was calculated since the analyte concentration is greater than four times the spike level. P = The confirmation value exceeded 35% difference and is less than 100%. The lower value is reported. C = The identification has been confirmed by GC / MS. A = Suspected Aldol condensation product. N = Tentatively identified compound. Page 2 of 16 22090042 $ STA ED_019088A_00004535-00018 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 3 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:MQR-005Lab Sample ID:AC02046 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 40 1 0.40 103-90-2 Acetaminophen 510 5 10 611-59-6 Paraxanthine 200 1 2.0 29122-68-7 Atenolol 5.1 1 2.0 58-08-2 Caffeine 420 1 4.0 56392-17-7 Metoprolol 18 1 2.0 58-73-1 Diphenhydramine 2.4 1 0.40 298-46-4 Carbamazepine 3.5 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57437-113 Diphenhydramine - D362 8-114 Comments: Sample extract was diltued 5X and re - run on 17OCT2022 to bring acetaminophen into the calibration range 22090042 $ STA ED_019088A_00004535-00019 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 4 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:MQR-012ALab Sample ID:AC02047 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 12 1 0.40 103-90-2 Acetaminophen ND 1 2.0 611-59-6 Paraxanthine 4.8 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 69 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine ND 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57937-113 Diphenhydramine - D363 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00020 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 5 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:MQR-012BLab Sample ID:AC02048 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 13 1 0.40 103-90-2 Acetaminophen ND 1 2.0 611-59-6 Paraxanthine 4.8 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 72 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine ND 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D59137-113 Diphenhydramine - D366 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00021 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 6 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:CDS-010Lab Sample ID:AC02049 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 3.9 1 0.40 103-90-2 Acetaminophen 3.6 1 2.0 611-59-6 Paraxanthine 3.7 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 23 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine ND 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57737-113 Diphenhydramine - D356 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00022 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 7 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:MQR-081Lab Sample ID:AC02050 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 4.4 1 0.40 103-90-2 Acetaminophen 2.2 1 2.0 611-59-6 Paraxanthine 3.4 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 180 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine ND 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57437-113 Diphenhydramine - D340 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00023 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 8 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:MQR-075ALab Sample ID:AC02051 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 6.4 1 0.40 103-90-2 Acetaminophen 7.0 1 2.0 611-59-6 Paraxanthine 5.2 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 71 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine 0.42 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57537-113 Diphenhydramine - D358 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00024 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 9 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:DUP-01Lab Sample ID:AC02052 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 5.9 1 0.40 103-90-2 Acetaminophen 6.1 1 2.0 611-59-6 Paraxanthine 4.7 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 72 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine 0.44 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57437-113 Diphenhydramine - D355 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00025 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 10 of 16 MS4 Braintree, MA HPLC / MS / MS Source Tracking Analysis Client Sample ID:MQR-075Lab Sample ID:AC02053 Date of Collection:9/26/2022Matrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine 1.6 1 0.40 103-90-2 Acetaminophen ND 1 2.0 611-59-6 Paraxanthine ND 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine 24 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine ND 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D56737-113 Diphenhydramine - D353 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00026 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 11 of 16 MS4 Braintree, MA Laboratory Blank Client Sample ID:N / ALab Sample ID:N / A Date of Collection:N / AMatrix:Stormwater Date of Preparation:9/27/2022Amount Prepared: 500 mL Date of Analysis:10/12/2022Percent Solids:N / A Dry Weight Prepared:N / AExtract Dilution:1 Wet Weight Prepared:N / ApH:N / A Concentration RL CAS Number Compound ng / L Dilution ng / L Qualifier 486-56-6 Cotinine ND 1 0.40 103-90-2 Acetaminophen ND 1 2.0 611-59-6 Paraxanthine ND 1 2.0 29122-68-7 Atenolol ND 1 2.0 58-08-2 Caffeine ND 1 4.0 56392-17-7 Metoprolol ND 1 2.0 58-73-1 Diphenhydramine ND 1 0.40 298-46-4 Carbamazepine ND 1 0.40 Surrogate CompoundsRecoveries (%)QC Ranges Phentermine - D57337-113 Diphenhydramine - D385 8-114 Comments: 22090042 $ STA ED_019088A_00004535-00027 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCH MS4 Braintree, MA MATRIX SPIKE (MS) RECOVERY Sample ID: AC02048 Page 12 of 16 SPIKE SAMPLE MS MS QC ADDED CONCENTRATION CONCENTRATION% LIMITS PARAMETER ng / L ng / L ng / L REC (% REC) Acetaminophen 120 ND 87.7 73 55-99 Atenolol 120 ND 99.6 83 24-160 Caffeine 240 72.0 284 88 34-131 Carbamazepine 24.0 ND 19.8 83 61-107 Cotinine 24.0 13.0 33.5 87 48-112 Diphenhydramine 24.0 ND 11.8 63 17-112 Metoprolol 120 ND 75.3 81 31-137 Paraxanthine 120 4.8 110 95 41-132 22090042 $ STA ED_019088A_00004535-00028 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCHPage 13 of 16 MS4 Braintree, MA Laboratory Duplicate Results Sample ID: AC02052 SAMPLE SAMPLE DUPLICATE PRECISION RESULT RESULT RPD QC PARAMETER ng / L ng / L% LIMITS Acetaminophen 6.1 5.95 3.1 50 Atenolol ND ND NC 50 Caffeine 72.0 66.0 9.0 50 Carbamazepine 0.44124 ND 20 50 Cotinine 5.9 5.75 3.2 50 8888 Diphenhydramine ND ND NC 50 Metoprolol ND ND NC 50 Paraxanthine 4.7 4.16 2.8 50 22090042 $ STA ED_019088A_00004535-00029 U.S. ENVIRONMENTAL PROTECTION AGENCY, REGION 1 LABORATORY SERVICES BRANCH MS4 Braintree, MA Laboratory Fortified Blank (LFB) Results Page 14 of 16 LFB AMOUNT LFB LFB QC SPIKED RESULT RECOVERY LIMITS PARAMETER ng / L ng / L%% Acetaminophen 120 90.1 75 45-106 Atenolol 120 104 87 33-129 Caffeine 240 163 68 41-120 Carbamazepine 24 20.1 84 63-108 Cotinine 24 16.8 70 55-106 Diphenhydramine 24 16.2 76 15-113 Metoprolol 120 91.6 87 41-122 Paraxanthine 120 89.9 88 52-115 Comments: Samples in Batch: AC02046, AC02047, AC02048, AC02049, AC02050, AC02051, AC02052, AC02053 22090042 $ STA ED_019088A_00004535-00030 US EPA Region 1CHAIN OF CUSTODY RECORDPage: 1 of 2 11 Technology Drive, N. Chelmsford, MA 01863Surface Storm Drinking Matrix EPA Project No:| Projectb Nayme :& LocatWiona:Sasmplter'se Nawme aand tSigenaturre: water 16 {insert 15 in PageMA.a tDrriixn k(iinngs ewratt elre.ttFe.r Sioni l c/o lSuemdni mbeenlto w/) SPorleisde r1v.a tIicvee6 .( iNnasOeHr,t p#H #i> n 1b2oxA ntaol ytshies Rreiqguhets)t e-d >ho1u0rsF oorr EnPoAb oSdty aifsf aOvnaliyl:a bIlfe ,a fDtreirv e, B. Ground / Well water G. Oil / Solvent / Liquid 2. HSO, ofp H < 2 7. Ascorbic AcidGas leave cooler(s) and signed COC 1 C. Storm waterH. Soil Gas3. HNO, pH < 28. MeOHin the walk - in fridge (Room 190A) of 22090042 Braintree MA MS4Michelle Coombs Shannon SheaED_019088A_00004535-00031 D. Surface walerL Air Canister4. HCl, pH < 29. Otherand notify appropriate staff for E. WastewaterJ.5. NaS0310, Other MA Containersnext day check - in. SSTA Sample IDDate Time Comp Grab Matrix5. 3. Sample Specific Comments ww MQR-00509/26/2022 09:25C1preserved with ammonium acotate due to chlne lovel MQR-012A09/26/2022 09:57C 1 MQR-012B 09/26/2022 10:03 C 1(insert CDS-01009/26/2022 10:50C 1Othe4Ot0rh,e r8i,b no7x . 6,CHAIN MQR-081 09/26/2022 11:25 C 1Acidttheo OF MQR-075A 09/26/2022 12:00 C 1 right) CUSTODY DUP-0109/26/2022 12:00C 1 MQR-075 / MC 09/26/2022 12:12 C 1 Michelle Name RECORD Relingulshod by: (Signature)Received by: (Signature).DateTimeRemarks 9/26/22 Shannon 14:00 Relinquished by: (Signature)Received by: (Signature).DateTimein www.ma and the leave Forhours -walk-in ar EPA fidge and Shea Relinquished by: (Signature)ReceiJAvIN ed for Laboratory by: (Signature)DateTime daynabodyStaff 9-26.27 checicin, is(Ro om sOignend ly: Distribution: Original Accompanies Shipment. Copy to Coordinator Field Files,FSBFORM - CHAINCUSTODY! Revisionfor 190A)Revision 105/1 6/2022 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Attachment B Laboratory Report for E. coli Analysis Author: LSASD - LSB Pages: 4 Page 17 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00032 United States Environmental Protection Agency RegiEoPnA L1a,b oNreawt orEyn gSlearnvidce1s1 aTnde cAhpnpollioedg yS cDireincvee Division North Chelmsford, MA 01863-2431 October 24, 2022 Microbiology Laboratory Report Michelle Coombs - LFSB Shannon Brunelle - LFSB US EPA New England R1 Project Number: 22090043 Project:MS4 Braintree, MA Analysis:E. Coli Defined Substrate Analyst:Jack Paar Date Samples Received by the Laboratory: 09/26/2022 Analytical Procedure: All samples were received and logged in by the laboratory according to the USEPA New England Laboratory SOP for Sample Log - in. Sample preparation and analysis was done following the EPA Region I SOP, TC / ECColilert4. Sample preparation and analysis was done following the EPA Region I method: Total Coliform / E. coli by Defined Substrate. Data were reviewed in accordance with the internal verification procedures described in the EPA New England LSASD Biology QA Plan. Results relate only to the items tested or to the samples as received by the Laboratory. This analytical report shall not be reproduced except in full, without written approval of the laboratory. If you have any questions please call me at 617-918-8604. Sincerely, Jack A. Paar, III Biology Laboratory Manager Page 1 of 4 22090043ECMM ED_019088A_00004535-00033 Water Microbiology Laboratory Data Qualifier Codes J = Estimate H - = Exceeds holding time I = Exceeds incubation time At = Atypical overgrowth S = Lost sample V = Insufficient sample volume TNTC = Too numerous to count MB = Media blank +++ = Positive control - - = Negative control SP = Spiked Sample L = Estimated, result below reporting limit (RL) ND = Not Detected, result less than RL D = Lab Duplicate P = Plate counts outside preferred range FDUP = Field Duplicate collect time not specified on Chain of Custody. Field duplicate LIMS default time = 12:00 AM Page 2 of 4 22090043ECMM ED_019088A_00004535-00034 Matrix: Stormwater UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 1-NEW ENGLAND LABORATORY SERVICES BRANCH MS4 Braintree, MA E. Coli Defined Substrate Sample Concentration RL NumberLab IDDate of CollectionDate of AnalysisCompoundMPN / 100 mLMPN / 100 mL Qualifier MQR-005AC02054 09/26/22 9:25 am09/26/22 2:15 pmE. Coli Defined Substrate> 96784 MQR-012A AC02055 09/26/22 9:57 am09/26/22 2:15 pmE. Coli Defined Substrate6434 MQR-012BAC02056 09/26/22 10:03 am09/26/22 2:15 pmE. Coli Defined Substrate5684 CDS-010AC02057 09/26/22 10:50 am09/26/22 2:15 pmE. Coli Defined Substrate434 MQR-081AC02058 09/26/22 11:25 am09/26/22 2:15 pmE. Coli Defined Substrate704 MQR-075A AC02059 09/26/22 12:00 pm09/26/22 2:15 pmE. Coli Defined Substrate9444 MQR-075AC02060 09/26/22 12:12 pm09/26/22 2:15 pmE. Coli Defined Substrate14624 Number of Samples:7 Page 3 of 422090043ECMM ED_019088A_00004535-00035 STATE **, AGENCY US EPA Region 1CHAIN OF CUSTODY RECORDPage: 2 of 2 ENTAL PROTECTION 11 Technology Drive, N. Chelmsford, MA 01863 EPA Project No:Project Namo & Location:| Sampler's Name and Signature; 22090043 Braintree MA MS4Michelle Coombs Shannon Shea Matrix (insert letter in column below)Preservative (insert # in box to the right) = >1 1For EPA Staff Only: If after A. Drinking waterF. Soil / Sediment / Solid1, Ice6. NaOH, p#H > 12.Analysis Requestedhours or nobody is available, B. Ground / Well waterG. Oil / Solvent / Liquid2. HSO4, pH < 27. Ascorbic Acidleave cooler(s) and signed COC of C. Storm waterH. Soil Gas3: HNO3, PH < 28.. MeOHin the walk - in fridge (Room 190A) D. Surface water1. Air Canister4. HCl, pH < 29. Otherand notify appropriate staff for Sample IDDateTime Comp Grab E, WastewaterJ.5. NaSO10. Other CMoanECttMM Enraterroii nxerSsamnpelxet Sdpaeyc icfhiecc k C-o mimne.n ts MQR-00509/26/2022 09:25C 1 MQR-012A[09/26/2022 09:57C 1 MQR-012B09/26/2022 10:03C 1 CDS-01009/26/2022 10:501 MQR-08109/26/2022 11:25C 1 MQR-075A09/26/2022 12:00C 1 MOR-075 MQR-075A - MCVa {z i [zz 09/26/2022 12:12C1MQR-075 Relinquished by: (Signature)Received by: (Signature)DateTimeRemarks 9/26/22No Samples Transferred. LIMS Login Only She then 14:00 Relinquished by: (Signature)Received by: (Signature)DateTime Relinquished by: (Signature)Received for Laboratory by: (Signature)DateTime. 5/26/22 14:00 Distribution: Original Accompanies Shipment. Copy to Coordinator Field Files..Rm 206FSBFORM - CHAINCUSTODY1 3 CRevision 1 05/16/2022 Page 4 of 4 ED_019088A_00004535-00036 Town of Braintree, MA (MAR041029) EPA MS4 Compliance Sampling Inspection Attachment C Laboratory Report for Enterococcus Analysis Author: LSASD - LSB Pages: 4 Page 18 of 18 Sampling Inspection Date: 09/26/2022 ED_019088A_00004535-00037 United States Environmental Protection Agency RegiEoPnA L1a,b oNreawt orEyn gSlearnvidce1s1 aTnde cAhpnpollioedg yS cDireincvee Division North Chelmsford, MA 01863-2431 October 24, 2022 Microbiology Laboratory Report Michelle Coombs - LFSB Shannon Brunelle - LFSB US EPA New England R1 Project Number: 22090043 Project:MS4 Braintree, MA Analysis:Enterococcus in Water Analyst:Jack Paar Date Samples Received by the Laboratory: 09/26/2022 Analytical Procedure: All samples were received and logged in by the laboratory according to the USEPA New England Laboratory SOP for Sample Log - in. Sample preparation and analysis was done following the EPA Region I SOP, ECA Enterolert3. Sample preparation and analysis was done following the EPA Region I method: Enterococcus by Defined Substrate Data were reviewed in accordance with the internal verification procedures described in the EPA New England LSASD Biology QA Plan. Results relate only to the items tested or to the samples as received by the Laboratory. This analytical report shall not be reproduced except in full, without written approval of the laboratory. If you have any questions please call me at 617-918-8604. Sincerely, Jack A. Paar, III Biology Laboratory Manager Page 1 of 4 22090043ENTERO ED_019088A_00004535-00038 Water Microbiology Laboratory Data Qualifier Codes J = Estimate H - = Exceeds holding time I = Exceeds incubation time At = Atypical overgrowth S = Lost sample V = Insufficient sample volume TNTC = Too numerous to count MB = Media blank +++ = Positive control - - = Negative control SP = Spiked Sample L = Estimated, result below reporting limit (RL) ND = Not Detected, result less than RL D = Lab Duplicate P = Plate counts outside preferred range FDUP = Field Duplicate collect time not specified on Chain of Custody. Field duplicate LIMS default time = 12:00 AM Page 2 of 4 22090043ENTERO ED_019088A_00004535-00039 Matrix: Stormwater UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION 1-NEW ENGLAND LABORATORY SERVICES BRANCH MS4 Braintree, MA Enterococcus in Water Sample Concentration RL NumberLab IDDate of CollectionDate of AnalysisCompoundMPN / 100mLMPN / 100mL Qualifier MQR-005AC02054 09/26/22 9:25 am09/26/22 2:15 pmEnterococcus in Water488410 MQR-012A AC02055 09/26/22 9:57 am09/26/22 2:15 pm Enterococcus in Water21810 MQR-012B AC02056 09/26/22 10:03 am09/26/22 2:15 pmEnterococcus in Water41010 CDS-010AC02057 09/26/22 10:50 am09/26/22 2:15 pmEnterococcus in WaterND10 MQR-081AC02058 09/26/22 11:25 am09/26/22 2:15 pmEnterococcus in Water7510 MQR-075A AC02059 09/26/22 12:00 pm09/26/22 2:15 pmEnterococcus in Water31510 MQR-075AC02060 09/26/22 12:12 pm09/26/22 2:15 pmEnterococcus in Water30710 Number of Samples:7 Page 3 of 4 22090043ENTERO ED_019088A_00004535-00040 STATE **, AGENCY US EPA Region 1CHAIN OF CUSTODY RECORDPage: 2 of 2 ENTAL PROTECTION 11 Technology Drive, N. Chelmsford, MA 01863 EPA Project No:Project Namo & Location:| Sampler's Name and Signature; 22090043 Braintree MA MS4Michelle Coombs Shannon Shea Matrix (insert letter in column below)Preservative (insert # in box to the right) = >1 1For EPA Staff Only: If after A. Drinking waterF. Soil / Sediment / Solid1, Ice6. NaOH, p#H > 12.Analysis Requestedhours or nobody is available, B. Ground / Well waterG. Oil / Solvent / Liquid2. HSO4, pH < 27. Ascorbic Acidleave cooler(s) and signed COC of C. Storm waterH. Soil Gas3: HNO3, PH < 28.. MeOHin the walk - in fridge (Room 190A) D. Surface water1. Air Canister4. HCl, pH < 29. Otherand notify appropriate staff for Sample IDDateTime Comp Grab E, WastewaterJ.5. NaSO10. Other CMoanECttMM Enraterroii nxerSsamnpelxet Sdpaeyc icfhiecc k C-o mimne.n ts MQR-00509/26/2022 09:25C 1 MQR-012A[09/26/2022 09:57C 1 MQR-012B09/26/2022 10:03C 1 CDS-01009/26/2022 10:501 MQR-08109/26/2022 11:25C 1 MQR-075A09/26/2022 12:00C 1 MOR-075 MQR-075A - MCVa {z i [zz 09/26/2022 12:12C1MQR-075 Relinquished by: (Signature)Received by: (Signature)DateTimeRemarks 9/26/22No a.. Samples Transferred. LIMS Login Only She then 14:00 Relinquished by: (Signature)Received by: (Signature)DateTime Relinquished by: (Signature)Received for Laboratory by: (Signature)DateTime. 5/26/22 14:00 Distribution: Original Accompanies Shipment. Copy to Coordinator Field Files..Rm 206FSBFORM - CHAINCUSTODY1 3 CRevision 1 05/16/2022 Page 4 of 4 ED_019088A_00004535-00041