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HomeMy WebLinkAboutPFAS_Sample_Results_2_7_2023ake Self Northern Lake Service, Inc • 400 N Lake Ave • Crandon, WI 54520 800-278-1254 • www.nlslab.com �L ANALYTXG�-' February 22, 2023 Brad Rokus Oshkosh Water Filtration Dept 425 Lakeshore Drive Oshkosh, WI 54901 RE: Quarterly PFAS Testing Work Order: CB01178 Received: 02/08/23 PWS ID: 47104574 Enclosed are the results of analyses for samples received by our laboratory on 2/8/2023. If you have any questions concerning this report, please feel free to contact a client service representative at clientservices@nlslab.com. Sincerely, Tom Priebe For Client Services Northern Lake Service, Inc. Northern Lake Service Inc. Northern Lake Service, Inc • 400 N Lake Ave • Crandon, WI 54520 �A 800-278-1254 • www.nlslab.com Oshkosh Water Filtration Dept Project: Quarterly PFAS Testing 425 Lakeshore Drive Project Number: 2023 WDNR Drinking Water Requirements Reported: Work Order: Oshkosh, WI 54901 Project Manager: Brad Rokus 2/22/23 13:37 CB01178 Sample Summary Descriptions of all qualifiers listed throughout this report can be found on the Qualifiers and Definitions Page. Lab ID Sample Matrix Sample Type Qualifiers Date Sampled Date Received CB01178-01 EP81 (PFAS) DW 2/7/23 10:00 2/8/23 9:00 CB01178-02 EP81 Field Blank DW 2/7/23 0:00 2/8/23 9:00 The contents of this report apply to the sample(s) analyzed in accordance with the chain of custody document. No duplication of this report is allowed, except in its entirety. Page 2 of 7 Northern Lake Service, Inc • 400 N Lake Ave • Crandon, WI 54520 Northern Lake Service Inc. 800-278-1254 • www.nlslab.com 'rww�► )shkosh Water Filtration Dept Project: Quarterly PFAS Testing 125 Lakeshore Drive Project Number: 2023 WDNR Drinking Water Requirements Reported: Work Order: )shkosh, WI 54901 Project Manager: Brad Rokus 2/22/23 13:37 CB01178 Sample Results Sample: EP81 (PFAS) CB01178-01 (DW) Sampled: 02/07/23 10:00 Analyte Result Qualifier Dilution LOD LOQ MCL Units Date Prepared Date Analyzed Analyst Method Lab Cert Code Semi-Volatiles 11-chloroeicosafluoro-3-oxaundecane-l-sulfonic ND 1 0.32 1.0 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 acid (11CI-PF3OUdS) 9-chlorohexadecafluoro-3-oxanonane-l-sulfonic ND 1 0.35 1.1 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 acid (9C1-PF3ONS) 4,8-dioxa-3H-perfluorononanoic acid (ADONA) ND 1 0.39 1.2 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 hexafluoropropylene oxide dimer acid (HFPO DA) ND 1 0.43 1.5 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 N -ethyl perfluorooctanesulfonamidoacetic acid ND 1 0.49 1.7 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 (NEtFOSAA) n -methyl perfluorooctanesulfonamidoacetic acid ND 1 0.42 1.4 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 (NMeFOSAA) perfluorobutanesulfonic acid (PFBS) 0.67 J 1 0.31 1.0 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorodecanoic acid (PFDA) ND 1 0.34 1.1 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorododecanoic acid (PFDoA) ND 1 0.24 0.80 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluoroheptanoic acid (PFHpA) 0.69 J 1 0.46 1.6 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorohexanoic acid (PFHxA) 1.1 J 1 0.49 1.7 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorohexanesulfonic acid (PFHxS) 0.47 J 1 0.35 1.1 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorononanoic acid (PFNA) ND 1 0.48 1.6 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorooctanoic acid (PFOA) 0.97 J 1 0.51 1.7 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorooctanesulfonic acid (PFOS) 1.0 1 0.32 1.0 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorotetradecanoic acid (PFTA) ND 1 0.35 1.1 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluorotridecanoic acid (PFTrDA) ND 1 0.45 1.5 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 perfluoroundecanoic acid (PFUnA) ND 1 0.31 1.0 ng/L 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Surrogate: (S(JRR) C13-PFHxA 97% Limits: 70-130% 2/14/23 5.•32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 - --- 2 Surrogate: (SURR) C13-HFPODA 93% Limits: 70-130% 2/14/23 5.•32 2/14/23 14.•46 RAW EPA 537.1, Rev 2.0 2 Surrogate: (SURR) C13-PFDA 95% Limits: 70-130% 2/14/23 5:32 2/14/23 14:46 RAW EPA 537.1, Rev 2.0 2 Surrogate: (SURR) d5-NEtFOSAA 87% Limits: 70-130% 2/14/23 5.•32 2/14/23 14.•46 RAW EPA 537.1, Rev 2.0 2 Sample: EP81 Field Blank CB01178-02 (DW) Sampled: 02/07/23 00:00 Analyte Result Qualifier Dilution LOD LOQ MCL Units Date Prepared Date Analyzed Analyst Method Lab Cert Code Semi-Volatiles The contents of this report apply to the sample(s) analyzed in accordance with the chain of custody document. No duplication of this report is allowed, except in its entirety. Page 3 of 7 fr Northern Lake Service, Inc • 400 N Lake Ave • Crandon, WI 54520 Northern Lake Service Inc. 800-278-1254 • www.nlslab.com )shkosh Water Filtration Dept P Project: Quarterly PFAS Testing 25 Lakeshore Drive Project Number: 2023 WDNR Drinking Water Requirements Reported: Work Order: )shkosh, WI 54901 Project Manager: Brad Rokus 2/22/23 13:37 CB01178 Sample Results (Continued) Sample: EP81 Field Blank (Continued) CB01178-02 (DW) Sampled: 02/07/23 00:00 Analyte Result Qualifier Dilution LOD LOQ MCL Units Date Prepared Date Analyzed Analyst Method Lab Cert Code Semi-Volatiles (Continued) 11-chloroeicosafluoro-3-oxaundecane-l-sulfonic ND 1 0.32 1.0 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 acid (11CI-PF3OUdS) 9-chlorohexadecafluoro-3-oxanonane-l-sulfonic ND 1 0.35 1.1 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 acid (9CI-PF30NS) 4,8-dioxa-3H-perfluorononanoic acid (ADONA) ND 1 0.38 1.2 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 hexafluoropropylene oxide dimer acid (HFPD DA) ND 1 0.42 1.4 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2,0 2 N -ethyl perfluorooctanesulfonamidoacetic acid ND 1 0.48 1.6 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 (NEtFDSAA) n -methyl perfluorooctanesulfonamidoacetic acid ND 1 0.41 1.3 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 (NMeFOSAA) perfluorobutanesulfonic acid (PFBS) ND 1 0.31 1.0 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorodecanoic acid (PFDA) ND 1 0.34 1.1 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorododecanoic acid (PFDoA) ND 1 0.23 0.79 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluoroheptanoic acid (PFHpA) ND 1 0.45 1.5 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 pertuorohexanoic acid (PFHxA) ND 1 0.48 1.6 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorohexanesulfonic acid (PFHxS) ND 1 0.35 1.1 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorononanoic acid (PFNA) ND 1 0.47 1.5 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorooctanoic acid (PFOA) ND 1 0.50 1.6 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorooctanesulfonic acid (PFOS) ND 1 0.32 1.0 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorotetradecanoic acid (PFTA) ND 1 0.35 1.1 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluorotridecanoic acid (PFTrDA) ND 1 0.44 1.4 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 perfluoroundecanoic acid (PFUnA) ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ND 1 0.31 1.0 ng/L 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 Surrogate: (SURR) C13-PFHxA 89% Limits: 70-130% 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev2.0 2 Surrogate: (SURR) C13-HFPODA 87% Limits: 70-130% 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 Surrogate: (SURR) C13-PFDA 90% Limits: 70-130% 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 Surrogate.' (SURR) d5-NEtFOSAA 87% Limits: 70-130% 2/16/23 7:25 2/17/23 10:09 RAW EPA 537.1, Rev 2.0 2 The contents of this report apply to the sample(s) analyzed in accordance with the chain of custody document. No duplication of this report is allowed, except in its entirety. Page 4 of 7 Northern Lake Service, Inc • 400 N Lake Ave • Crandon, WI 54520 Northern Lake Service Inc. 800-278-1254 • www.nlslab.com yft .�► 3shkosh Water Filtration Dept p Project: Quarterly PFAS Testing 425 Lakeshore Drive Project Number: 2023 WDNR Drinking Water Requirements Reported: Work Order: Dshkosh, WI 54901 Project Manager: Brad Rokus 2/22/23 13:37 CB01178 List of Certifications Code Description Number Expires 2 NLS (Crandon) WDNR Laboratory ID No. 721026460 8/31/23 The contents of this report apply to the sample(s) analyzed in accordance with the chain of custody document. No duplication of this report is allowed, except in its entirety. Page 5 of 7 Northern Lake Service, Inc • 400 N Lake Ave • Crandon, WI 54520 Northern Lake Service Inc. 800-278-1254 • www.nlslab.com 'rww► )shkosh Water Filtration Dept P Project: Quarterly PFAS Testing 125 Lakeshore Drive Project Number: 2023 WDNR Drinking Water Requirements Reported: Work Order: )shkosh, WI 54901 Project Manager: Brad Rokus 2/22/23 13:37 CB01178 Qualifiers and Definitions Item Definition J Result is between LOD and LOQ and considered to be within a region of less -certain quantitation. ND Analyte NOT DETECTED at or above the LOD or MRL. LOD Limit of Detection. LOQ Limit of Quantitation. NA Not Applicable. Dry Dry Weight Basis. Wet Wet Weight Basis. % Dry Equal to: (mg/kg dry) / 10000. 1000 ug/L Equal to: 1 mg/L, MCL Maximum Contaminant Levels for Drinking Water Samples. Shaded results indicate >MCL. RPD Relative Percent Difference. %REC Percent Recovery. Source Sample that was matrix spiked or duplicated. All LOD/LOQs adjusted to reflect preparation volumes, dilutions, and/or solids content. The contents of this report apply to the sample(s) analyzed in accordance with the chain of custody document. No duplication of this report is allowed, except in its entirety. Page 6 of 7