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HomeMy WebLinkAboutNCG551498_Lab Results_20231228ANALYTICAL REPORT PREPARED FOR Attn: Michal Bland NC Property 1409 Torredge Rd Durham, North Carolina 27712 Generated 12/19/2023 4:42:13 PM JOB DESCRIPTION Effluent Septic Testing JOB NUMBER 752-14395-1 See page two for job notes and contact information. Cary NC 27511 102-A Woodwinds Industrial Court Eurofins Raleigh Page 1 of 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Eurofins Raleigh Eurofins Savannah is a laboratory within Eurofins Environment Testing Southeast, LLC, a company within Eurofins Environment Testing Group of Companies Job Notes This report may not be reproduced except in full, and with written approval from the laboratory. The results relate only to the samples tested. For questions please contact the Project Manager at the e-mail address or telephone number listed on this page. The test results in this report relate only to the samples as received by the laboratory and will meet all requirements of the methodology, with any exceptions noted. This report shall not be reproduced except in full, without the express written approval of the laboratory. All questions should be directed to the Eurofins Environment Testing Southeast, LLC Project Manager. Authorization Generated 12/19/2023 4:42:13 PM Authorized for release by Nikita Kuruganty, Project Manager Nikita.Kuruganty@et.eurofinsus.com (912)354-7858 Page 2 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Table of Contents Client: NC Property Project/Site: Effluent Septic Testing Laboratory Job ID: 752-14395-1 Page 3 of 19 Eurofins Raleigh 12/19/2023 Cover Page . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1 Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Definitions/Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Case Narrative . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5 Detection Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6 Client Sample Results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7 QC Sample Results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 QC Association Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 Lab Chronicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13 Certification Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .14 Method Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 Sample Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16 Chain of Custody . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17 Receipt Checklists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .18 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Definitions/Glossary Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Qualifiers General Chemistry Qualifier Description HF Parameter with a holding time of 15 minutes. Test performed by laboratory at client's request. Sample was analyzed outside of hold time. Qualifier J Result is less than the RL but greater than or equal to the MDL and the concentration is an approximate value. Glossary These commonly used abbreviations may or may not be present in this report. ¤Listed under the "D" column to designate that the result is reported on a dry weight basis Abbreviation %R Percent Recovery CFL Contains Free Liquid CFU Colony Forming Unit CNF Contains No Free Liquid DER Duplicate Error Ratio (normalized absolute difference) Dil Fac Dilution Factor DL Detection Limit (DoD/DOE) DL, RA, RE, IN Indicates a Dilution, Re-analysis, Re-extraction, or additional Initial metals/anion analysis of the sample DLC Decision Level Concentration (Radiochemistry) EDL Estimated Detection Limit (Dioxin) LOD Limit of Detection (DoD/DOE) LOQ Limit of Quantitation (DoD/DOE) MCL EPA recommended "Maximum Contaminant Level" MDA Minimum Detectable Activity (Radiochemistry) MDC Minimum Detectable Concentration (Radiochemistry) MDL Method Detection Limit ML Minimum Level (Dioxin) MPN Most Probable Number MQL Method Quantitation Limit NC Not Calculated ND Not Detected at the reporting limit (or MDL or EDL if shown) NEG Negative / Absent POS Positive / Present PQL Practical Quantitation Limit PRES Presumptive QC Quality Control RER Relative Error Ratio (Radiochemistry) RL Reporting Limit or Requested Limit (Radiochemistry) RPD Relative Percent Difference, a measure of the relative difference between two points TEF Toxicity Equivalent Factor (Dioxin) TEQ Toxicity Equivalent Quotient (Dioxin) TNTC Too Numerous To Count Eurofins Raleigh Page 4 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Job Narrative 752-14395-1 Receipt The sample was received on 12/6/2023 2:50 PM.Unless otherwise noted below,the sample arrived in good condition,and,where required,properly preserved and on ice.The temperature of the cooler at receipt time was 5.7°C General Chemistry No additional analytical or quality issues were noted,other than those described above or in the Definitions/Glossary page. Biology No additional analytical or quality issues were noted,other than those described above or in the Definitions/Glossary page. Case Narrative Client: NC Property Job ID: 752-14395-1 Project: Effluent Septic Testing Eurofins Raleigh Job ID: 752-14395-1 Eurofins Raleigh Page 5 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Detection Summary Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Client Sample ID: Septic Effluent Lab Sample ID: 752-14395-1 Ammonia PQL 0.0500 mg/L MDL 0.0200 Analyte Result Qualifier Unit Dil Fac D Method Prep Type Total/NA1J0.0457 350.1 Nitrogen, Kjeldahl 0.200 mg/L0.100 Total/NA11.67 351.2 Nitrate Nitrite as N 2.50 mg/L0.250 Total/NA2529.1 353.2 Phosphorus 0.100 mg/L0.0410 Total/NA12.22 365.4-1974 Biochemical Oxygen Demand 2.00 mg/L2.00 Total/NA112.6 SM 5210B Nitrogen, Total 0.250 mg/L0.110 Total/NA130.8 Total Nitrogen Coliform, Fecal 1.0 MPN/100mL1.0 Total/NA11.0 Coliform Eurofins Raleigh This Detection Summary does not include radiochemical test results. Page 6 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Client Sample Results Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Lab Sample ID: 752-14395-1Client Sample ID: Septic Effluent Matrix: WaterDate Collected: 12/06/23 12:00 Date Received: 12/06/23 14:50 General Chemistry PQL MDL 0.0457 J 0.0500 0.0200 mg/L 12/08/23 12:56 1 Analyte Dil FacAnalyzedPreparedUnitDResultQualifier Ammonia (EPA 350.1) 0.200 0.100 mg/L 12/11/23 10:34 12/12/23 12:43 11.67Nitrogen, Kjeldahl (EPA 351.2) 2.50 0.250 mg/L 12/18/23 17:41 2529.1Nitrate Nitrite as N (EPA 353.2) 0.100 0.0410 mg/L 12/11/23 10:34 12/12/23 07:47 12.22Phosphorus (EPA 365.4-1974) 1.00 1.00 mg/L 12/19/23 13:42 1NDHFChlorine, Total Residual (SM 4500 Cl B-2011) 2.72 2.72 mg/L 12/12/23 09:30 1NDTotal Suspended Solids (SM 2540D) 2.00 2.00 mg/L 12/07/23 15:46 112.6Biochemical Oxygen Demand (SM 5210B) 0.250 0.110 mg/L 12/19/23 15:35 130.8Nitrogen, Total (EPA Total Nitrogen) Method: IDEXX Coliform - Coliforms, Fecal PQL MDL 1.0 1.0 1.0 MPN/100mL 12/06/23 16:06 1 Analyte Dil FacAnalyzedPreparedUnitDResultQualifier Coliform, Fecal Eurofins Raleigh Page 7 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 QC Sample Results Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Method: 350.1 - Nitrogen, Ammonia Client Sample ID: Method BlankLab Sample ID: MB 752-5484/40 Matrix: Water Prep Type: Total/NA Analysis Batch: 5484 PQL MDL Ammonia ND 0.0500 0.0200 mg/L 12/08/23 11:08 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Method BlankLab Sample ID: MB 752-5484/74 Matrix: Water Prep Type: Total/NA Analysis Batch: 5484 PQL MDL Ammonia ND 0.0500 0.0200 mg/L 12/08/23 12:28 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 752-5484/41 Matrix: Water Prep Type: Total/NA Analysis Batch: 5484 Ammonia 1.02 0.9833 mg/L 97 90 -110 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Client Sample ID: Lab Control SampleLab Sample ID: LCS 752-5484/75 Matrix: Water Prep Type: Total/NA Analysis Batch: 5484 Ammonia 1.02 0.9571 mg/L 94 90 -110 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Method: 351.2 - Nitrogen, Total Kjeldahl Client Sample ID: Method BlankLab Sample ID: MB 680-812625/13-A Matrix: Water Prep Type: Total/NA Analysis Batch: 813057 Prep Batch: 812625 PQL MDL Nitrogen, Kjeldahl ND 0.200 0.100 mg/L 12/11/23 10:34 12/12/23 12:18 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 680-812625/14-A Matrix: Water Prep Type: Total/NA Analysis Batch: 813057 Prep Batch: 812625 Nitrogen, Kjeldahl 2.00 2.493 mg/L 125 75 -125 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Client Sample ID: Lab Control Sample DupLab Sample ID: LCSD 680-812625/15-A Matrix: Water Prep Type: Total/NA Analysis Batch: 813057 Prep Batch: 812625 Nitrogen, Kjeldahl 2.00 2.445 mg/L 122 75 -125 2 40 Analyte LCSD LCSD DUnitResultQualifier %Rec Spike Added %Rec Limits LimitRPD RPD Eurofins Raleigh Page 8 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 QC Sample Results Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Method: 353.2 - Nitrogen, Nitrate-Nitrite Client Sample ID: Method BlankLab Sample ID: MB 680-814302/4 Matrix: Water Prep Type: Total/NA Analysis Batch: 814302 PQL MDL Nitrate Nitrite as N ND 0.100 0.0100 mg/L 12/18/23 17:01 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 680-814302/5 Matrix: Water Prep Type: Total/NA Analysis Batch: 814302 Nitrate Nitrite as N 1.00 1.029 mg/L 103 90 -110 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Method: 365.4-1974 - Phosphorus, Total Client Sample ID: Method BlankLab Sample ID: MB 680-812625/13-A Matrix: Water Prep Type: Total/NA Analysis Batch: 812883 Prep Batch: 812625 PQL MDL Phosphorus ND 0.100 0.0410 mg/L 12/11/23 10:34 12/12/23 07:28 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 680-812625/14-A Matrix: Water Prep Type: Total/NA Analysis Batch: 812883 Prep Batch: 812625 Phosphorus 2.00 2.033 mg/L 102 90 -110 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Client Sample ID: Lab Control Sample DupLab Sample ID: LCSD 680-812625/15-A Matrix: Water Prep Type: Total/NA Analysis Batch: 812883 Prep Batch: 812625 Phosphorus 2.00 2.052 mg/L 103 90 -110 1 30 Analyte LCSD LCSD DUnitResultQualifier %Rec Spike Added %Rec Limits LimitRPD RPD Method: 4500 Cl B-2011 - Chlorine, Total Residual Client Sample ID: Method BlankLab Sample ID: MB 680-814273/1 Matrix: Water Prep Type: Total/NA Analysis Batch: 814273 PQL MDL Chlorine, Total Residual ND 1.00 1.00 mg/L 12/19/23 13:42 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 680-814273/2 Matrix: Water Prep Type: Total/NA Analysis Batch: 814273 Chlorine, Total Residual 2.00 2.130 mg/L 107 80 -120 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Eurofins Raleigh Page 9 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 QC Sample Results Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Method: 4500 Cl B-2011 - Chlorine, Total Residual (Continued) Client Sample ID: Lab Control Sample DupLab Sample ID: LCSD 680-814273/3 Matrix: Water Prep Type: Total/NA Analysis Batch: 814273 Chlorine, Total Residual 2.00 2.050 mg/L 103 80 -120 4 20 Analyte LCSD LCSD DUnitResultQualifier %Rec Spike Added %Rec Limits LimitRPD RPD Method: SM 2540D - Solids, Total Suspended (TSS) Client Sample ID: Method BlankLab Sample ID: MB 752-5506/1 Matrix: Water Prep Type: Total/NA Analysis Batch: 5506 PQL MDL Total Suspended Solids ND 2.50 2.50 mg/L 12/12/23 09:30 1 MB MB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 752-5506/2 Matrix: Water Prep Type: Total/NA Analysis Batch: 5506 Total Suspended Solids 100 116.0 mg/L 116 80 -120 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Method: SM 5210B - BOD, 5-Day Client Sample ID: Method BlankLab Sample ID: SCB 752-5507/2 Matrix: Water Prep Type: Total/NA Analysis Batch: 5507 PQL MDL Biochemical Oxygen Demand 0.7957 0.0000020 0 0.0000020 0 mg/L 12/07/23 14:01 1 SCB SCB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Method BlankLab Sample ID: USB 752-5507/1 Matrix: Water Prep Type: Total/NA Analysis Batch: 5507 PQL MDL Biochemical Oxygen Demand ND 0.0000020 0 0.0000020 0 mg/L 12/07/23 13:58 1 USB USB Analyte Dil FacAnalyzedPreparedDUnitResultQualifier Client Sample ID: Lab Control SampleLab Sample ID: LCS 752-5507/3 Matrix: Water Prep Type: Total/NA Analysis Batch: 5507 Biochemical Oxygen Demand 198 177.9 mg/L 90 85 -115 Analyte LCS LCS DUnitResultQualifier %Rec Spike Added %Rec Limits Eurofins Raleigh Page 10 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 QC Association Summary Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing General Chemistry Analysis Batch: 5484 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water 350.1752-14395-1 Septic Effluent Total/NA Water 350.1MB 752-5484/40 Method Blank Total/NA Water 350.1MB 752-5484/74 Method Blank Total/NA Water 350.1LCS 752-5484/41 Lab Control Sample Total/NA Water 350.1LCS 752-5484/75 Lab Control Sample Total/NA Analysis Batch: 5506 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water SM 2540D752-14395-1 Septic Effluent Total/NA Water SM 2540DMB 752-5506/1 Method Blank Total/NA Water SM 2540DLCS 752-5506/2 Lab Control Sample Total/NA Analysis Batch: 5507 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water SM 5210B752-14395-1 Septic Effluent Total/NA Water SM 5210BSCB 752-5507/2 Method Blank Total/NA Water SM 5210BUSB 752-5507/1 Method Blank Total/NA Water SM 5210BLCS 752-5507/3 Lab Control Sample Total/NA Prep Batch: 812625 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water Digestion752-14395-1 Septic Effluent Total/NA Water DigestionMB 680-812625/13-A Method Blank Total/NA Water DigestionLCS 680-812625/14-A Lab Control Sample Total/NA Water DigestionLCSD 680-812625/15-A Lab Control Sample Dup Total/NA Analysis Batch: 812883 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water 365.4-1974 812625752-14395-1 Septic Effluent Total/NA Water 365.4-1974 812625MB 680-812625/13-A Method Blank Total/NA Water 365.4-1974 812625LCS 680-812625/14-A Lab Control Sample Total/NA Water 365.4-1974 812625LCSD 680-812625/15-A Lab Control Sample Dup Total/NA Analysis Batch: 813057 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water 351.2 812625752-14395-1 Septic Effluent Total/NA Water 351.2 812625MB 680-812625/13-A Method Blank Total/NA Water 351.2 812625LCS 680-812625/14-A Lab Control Sample Total/NA Water 351.2 812625LCSD 680-812625/15-A Lab Control Sample Dup Total/NA Analysis Batch: 813481 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water Total Nitrogen752-14395-1 Septic Effluent Total/NA Analysis Batch: 814273 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water 4500 Cl B-2011752-14395-1 Septic Effluent Total/NA Water 4500 Cl B-2011MB 680-814273/1 Method Blank Total/NA Water 4500 Cl B-2011LCS 680-814273/2 Lab Control Sample Total/NA Water 4500 Cl B-2011LCSD 680-814273/3 Lab Control Sample Dup Total/NA Eurofins Raleigh Page 11 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 QC Association Summary Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing General Chemistry Analysis Batch: 814302 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water 353.2752-14395-1 Septic Effluent Total/NA Water 353.2MB 680-814302/4 Method Blank Total/NA Water 353.2LCS 680-814302/5 Lab Control Sample Total/NA Biology Analysis Batch: 5439 Lab Sample ID Client Sample ID Prep Type Matrix Method Prep Batch Water Coliform752-14395-1 Septic Effluent Total/NA Eurofins Raleigh Page 12 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Lab Chronicle Client: NC Property Job ID: 752-14395-1 Project/Site: Effluent Septic Testing Client Sample ID: Septic Effluent Lab Sample ID: 752-14395-1 Matrix: WaterDate Collected: 12/06/23 12:00 Date Received: 12/06/23 14:50 Analysis 350.1 ME15484 EET ESC Type Batch Batch MethodPrep Type LabAnalystRun Prepared or Analyzed Batch Number Dilution Factor Total/NA 12/08/23 12:56 Prep Digestion 812625 SM EET SAVTotal/NA 12/11/23 10:34 Analysis 351.2 1 813057 AS EET SAVTotal/NA 12/12/23 12:43 Analysis 353.2 25 814302 AF EET SAVTotal/NA 12/18/23 17:41 Prep Digestion 812625 SM EET SAVTotal/NA 12/11/23 10:34 Analysis 365.4-1974 1 812883 AS EET SAVTotal/NA 12/12/23 07:47 Analysis 4500 Cl B-2011 1 814273 JAS EET SAVTotal/NA 12/19/23 13:42 Analysis SM 2540D 1 5506 CB EET ESCTotal/NA 12/12/23 09:30 Analysis SM 5210B 1 5507 JC EET ESCTotal/NA 12/07/23 15:46 Analysis Total Nitrogen 1 813481 ALG EET SAVTotal/NA 12/19/23 15:35 Analysis Coliform 1 5439 ME EET ESCTotal/NA 12/06/23 16:06 - 12/07/23 10:58 ¹ ¹ This procedure uses a method stipulated length of time for the process. Both start and end times are displayed. Laboratory References: EET ESC = Eurofins Raleigh, 102-A Woodwinds Industrial Court, Cary, NC 27511, TEL (919)677-1669 EET SAV = Eurofins Savannah, 5102 LaRoche Avenue, Savannah, GA 31404, TEL (912)354-7858 Eurofins Raleigh Page 13 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Accreditation/Certification Summary Client: NC Property Job ID: 752-14395-1 Project/Site: Effluent Septic Testing Laboratory: Eurofins Raleigh All accreditations/certifications held by this laboratory are listed. Not all accreditations/certifications are applicable to this report. Authority Program Identification Number Expiration Date Florida NELAP E87610 06-30-24 North Carolina (DW)State 37724 07-31-24 North Carolina (WW/SW)State 591 12-31-23 Virginia NELAP 11822 06-14-24 Laboratory: Eurofins Savannah Unless otherwise noted, all analytes for this laboratory were covered under each accreditation/certification below. Authority Program Identification Number Expiration Date North Carolina (WW/SW)State 269 12-31-23 The following analytes are included in this report, but the laboratory is not certified by the governing authority. This list may include analytes for which the agency does not offer certification . Analysis Method Prep Method Matrix Analyte 4500 Cl B-2011 Water Chlorine, Total Residual Total Nitrogen Water Nitrogen, Total Eurofins Raleigh Page 14 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Method Summary Job ID: 752-14395-1Client: NC Property Project/Site: Effluent Septic Testing Method Method Description LaboratoryProtocol EPA350.1 Nitrogen, Ammonia EET ESC EPA351.2 Nitrogen, Total Kjeldahl EET SAV EPA353.2 Nitrogen, Nitrate-Nitrite EET SAV EPA365.4-1974 Phosphorus, Total EET SAV SM4500 Cl B-2011 Chlorine, Total Residual EET SAV SMSM 2540D Solids, Total Suspended (TSS)EET ESC SMSM 5210B BOD, 5-Day EET ESC EPATotal Nitrogen Nitrogen, Total EET SAV IDEXXColiformColiforms, Fecal EET ESC EPADigestionDigestion, Hot Block EET SAV Protocol References: EPA = US Environmental Protection Agency IDEXX = IDEXX Laboratories SM = "Standard Methods For The Examination Of Water And Wastewater" Laboratory References: EET ESC = Eurofins Raleigh, 102-A Woodwinds Industrial Court, Cary, NC 27511, TEL (919)677-1669 EET SAV = Eurofins Savannah, 5102 LaRoche Avenue, Savannah, GA 31404, TEL (912)354-7858 Eurofins Raleigh Page 15 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Sample Summary Client: NC Property Job ID: 752-14395-1 Project/Site: Effluent Septic Testing Lab Sample ID Client Sample ID Matrix Collected Received 752-14395-1 Septic Effluent Water 12/06/23 12:00 12/06/23 14:50 Eurofins Raleigh Page 16 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Page 17 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Login Sample Receipt Checklist Client: NC Property Job Number: 752-14395-1 Login Number: 14395 Question Answer Comment Creator: Yonish, Rachel List Source: Eurofins Raleigh List Number: 1 TrueRadioactivity wasn't checked or is </= background as measured by a survey meter. TrueThe cooler's custody seal, if present, is intact. TrueSample custody seals, if present, are intact. TrueThe cooler or samples do not appear to have been compromised or tampered with. TrueSamples were received on ice. TrueCooler Temperature is acceptable. TrueCooler Temperature is recorded. TrueCOC is present. TrueCOC is filled out in ink and legible. TrueCOC is filled out with all pertinent information. TrueIs the Field Sampler's name present on COC? TrueThere are no discrepancies between the containers received and the COC. TrueSamples are received within Holding Time (excluding tests with immediate HTs) TrueSample containers have legible labels. TrueContainers are not broken or leaking. TrueSample collection date/times are provided. TrueAppropriate sample containers are used. TrueSample bottles are completely filled. TrueSample Preservation Verified. TrueThere is sufficient vol. for all requested analyses, incl. any requested MS/MSDs TrueContainers requiring zero headspace have no headspace or bubble is <6mm (1/4"). TrueMultiphasic samples are not present. TrueSamples do not require splitting or compositing. TrueResidual Chlorine Checked. Eurofins Raleigh Page 18 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Login Sample Receipt Checklist Client: NC Property Job Number: 752-14395-1 Login Number: 14395 Question Answer Comment Creator: Harley, Tynisha List Source: Eurofins Savannah List Creation: 12/08/23 01:40 PMList Number: 2 N/ARadioactivity wasn't checked or is </= background as measured by a survey meter. TrueThe cooler's custody seal, if present, is intact. TrueSample custody seals, if present, are intact. TrueThe cooler or samples do not appear to have been compromised or tampered with. TrueSamples were received on ice. TrueCooler Temperature is acceptable. TrueCooler Temperature is recorded. TrueCOC is present. TrueCOC is filled out in ink and legible. TrueCOC is filled out with all pertinent information. TrueIs the Field Sampler's name present on COC? TrueThere are no discrepancies between the containers received and the COC. TrueSamples are received within Holding Time (excluding tests with immediate HTs) TrueSample containers have legible labels. TrueContainers are not broken or leaking. TrueSample collection date/times are provided. TrueAppropriate sample containers are used. TrueSample bottles are completely filled. N/ASample Preservation Verified. TrueThere is sufficient vol. for all requested analyses, incl. any requested MS/MSDs N/AContainers requiring zero headspace have no headspace or bubble is <6mm (1/4"). TrueMultiphasic samples are not present. TrueSamples do not require splitting or compositing. N/AResidual Chlorine Checked. Eurofins Raleigh Page 19 of 19 12/19/2023 1 2 3 4 5 6 7 8 9 10 11 12 13 14