OHA Drinking Water Services
OR41
PWS ID: 00549 ---- TRI-CITY JW&SA
PFAS Sample Results

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Initial Monitoring
EP ID Entry point name Water
type		 Availability Frequency Schedule
begin		 Schedule
end		 First quarter or
First sample		 Second quarter or
Second sample		 Third
quarter		 Fourth
quarter
EP-A EP FOR SOUTH UMPQUA SW Permanent 4 quarters 1/1/2023 2/13/2024 5/6/2024
For each active entry point served by surface water, collect 4 consecutive quarters of samples within a 12-month period with samples collected 2 to 4 months apart.


Sample Summaries
For compliance? EP ID Entry point name Sample date # Detections # MCL
exceedances		 Sample ID
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 0 0 2202097-01RE1
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 0 0 100529P
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 0 0 103251P
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 0 0 114033R
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 0 0 117142R


Sample Results
For compliance? EP ID
Entry point name Sample date Received date Analyte
code		 Analyte abbreviation
 Analyte name
Result (ng/L)
MCL
(ng/L)		 MRL
(ng/L)		 Sample ID Lab ID Lab name Analysis method Method name TINWSF
ISN		 TSASAMPL
ISN		 TSASAR
ISN		 SelectDataSet SelectAnalyte SelectDetects SelectLabID SelectLabName SelectMethod SelectMethodName
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2813 11Cl-PF3OUdS 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243203 No 2813 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2821 4:2FTS 1H,1H, 2H, 2H-Perfluorohexane sulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243137 No 2821 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2820 6:2FTS 1H,1H, 2H, 2H-Perfluorooctane sulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243148 No 2820 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2822 8:2FTS 1H,1H, 2H, 2H-Perfluorodecane sulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243126 No 2822 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2814 9Cl-PF3ONS 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acd ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243192 No 2814 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2815 ADONA 4,8-Dioxa-3H-perfluorononanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243181 No 2815 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 105 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243170 No 2816M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2819 PFBA Perfluorobutanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243159 No 2819 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2801 PFBS Perfluorobutanesulfonic acid ND 42.0 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243313 No 2801M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2807 PFDA Perfluorodecanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243247 No 2807 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2808 PFDoA Perfluorododecanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243236 No 2808 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2826 PFEESA Perfluoro(2-ethoxyethane)sulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243082 No 2826 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2802 PFHpA Perfluoroheptanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243302 No 2802 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2829 PFHpS Perfluoroheptanesulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243060 No 2829 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2809 PFHxA Perfluorohexanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243225 No 2809 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2803 PFHxS Perfluorohexanesulfonic acid ND 10 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243291 No 2803M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2825 PFMBA Perfluoro-4-methoxybutanoic acid ND 21.0 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243093 No 2825 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2823 PFMPA Perfluoro-3-methoxypropanoic acid ND 42.0 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243115 No 2823 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2804 PFNA Perfluorononanoic acid ND 10 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243280 No 2804M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2806 PFOA Perfluorooctanoic acid ND 4.0 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243258 No 2806M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243269 No 2805M N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2824 PFPeA Perfluoropentanoic acid ND 105 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243104 No 2824 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2828 PFPeS Perfluoropentanesulfonic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243071 No 2828 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
No EP-A EP FOR SOUTH UMPQUA 02/18/2022 03/29/2022 2812 PFUnA Perfluoroundecanoic acid ND 10.5 2202097-01RE1 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 2451383 3243214 No 2812 N 18 DEQ LABORATORY DIVISION 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 100529P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021110 4000253 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 100529P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021110 4000738 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 100529P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021110 4000641 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 100529P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021110 4000544 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 100529P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021110 4000350 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 01/09/2023 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 100529P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021110 4000447 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 103251P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021111 4000254 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 103251P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021111 4000739 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 103251P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021111 4000642 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 103251P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021111 4000545 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 103251P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021111 4000351 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 04/10/2023 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 103251P 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021111 4000448 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 114033R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021112 4000255 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 114033R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021112 4000740 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 114033R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021112 4000643 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 114033R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021112 4000546 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 114033R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021112 4000352 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 02/13/2024 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 114033R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021112 4000449 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 09/04/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 1.70 117142R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021113 4000256 Yes 2816M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 09/04/2025 2801 PFBS Perfluorobutanesulfonic acid ND 1.00 117142R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021113 4000741 Yes 2801M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 09/04/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 1.00 117142R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021113 4000644 Yes 2803M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 09/04/2025 2804 PFNA Perfluorononanoic acid ND 10 1.30 117142R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021113 4000547 Yes 2804M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 09/04/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 1.30 117142R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021113 4000353 Yes 2806M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-A EP FOR SOUTH UMPQUA 05/06/2024 09/04/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 1.30 117142R 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 12294 3021113 4000450 Yes 2805M N 4034 EUROFINS EATON ANALYTICAL EPA 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS


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