OHA Drinking Water Services
OR41
PWS ID: 00914 ---- UMATILLA, CITY OF
PFAS Sample Results

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Sample Summaries
For Compliance? Facility ID Facility Name Sample Date # Detections # MCL
Exceedances		 Sample ID
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 0 0 101767R
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 0 0 106057P
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 0 0 100535P
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 0 0 106058P
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 0 0 106056P
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 0 0 100536P

Sample Results
For Compliance? Facility ID
Facility Name Sample Date Received Date Analyte Abbreviation
 Analyte Name
Result (ng/L)
MRL (ng/L) Sample ID SelectAnalyte SelectDetects SelectDataSet
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 09/04/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 1.70 101767R 2816M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 09/04/2025 PFBS Perfluorobutanesulfonic acid ND 1.00 101767R 2801M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 09/04/2025 PFHxS Perfluorohexanesulfonic acid ND 1.00 101767R 2803M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 09/04/2025 PFNA Perfluorononanoic acid ND 1.30 101767R 2804M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 09/04/2025 PFOA Perfluorooctanoic acid ND 1.30 101767R 2806M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 03/15/2023 09/04/2025 PFOS Perfluorooctanesulfonic acid ND 1.30 101767R 2805M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 09/04/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 1.70 106056P 2816M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 09/04/2025 PFBS Perfluorobutanesulfonic acid ND 1.00 106056P 2801M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 09/04/2025 PFHxS Perfluorohexanesulfonic acid ND 1.00 106056P 2803M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 09/04/2025 PFNA Perfluorononanoic acid ND 1.30 106056P 2804M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 09/04/2025 PFOA Perfluorooctanoic acid ND 1.30 106056P 2806M N Yes
Yes EP-A EP FOR GOLF COURSE AND PORT WELLS 07/17/2023 09/04/2025 PFOS Perfluorooctanesulfonic acid ND 1.30 106056P 2805M N Yes
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 09/04/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 1.70 100535P 2816M N Yes
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 09/04/2025 PFBS Perfluorobutanesulfonic acid ND 1.00 100535P 2801M N Yes
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 09/04/2025 PFHxS Perfluorohexanesulfonic acid ND 1.00 100535P 2803M N Yes
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 09/04/2025 PFNA Perfluorononanoic acid ND 1.30 100535P 2804M N Yes
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 09/04/2025 PFOA Perfluorooctanoic acid ND 1.30 100535P 2806M N Yes
Yes EP-B EP FOR INTERTIE WELL 01/09/2023 09/04/2025 PFOS Perfluorooctanesulfonic acid ND 1.30 100535P 2805M N Yes
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 09/04/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 1.70 106057P 2816M N Yes
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 09/04/2025 PFBS Perfluorobutanesulfonic acid ND 1.00 106057P 2801M N Yes
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 09/04/2025 PFHxS Perfluorohexanesulfonic acid ND 1.00 106057P 2803M N Yes
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 09/04/2025 PFNA Perfluorononanoic acid ND 1.30 106057P 2804M N Yes
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 09/04/2025 PFOA Perfluorooctanoic acid ND 1.30 106057P 2806M N Yes
Yes EP-B EP FOR INTERTIE WELL 07/17/2023 09/04/2025 PFOS Perfluorooctanesulfonic acid ND 1.30 106057P 2805M N Yes
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 09/04/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 1.70 100536P 2816M N Yes
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 09/04/2025 PFBS Perfluorobutanesulfonic acid ND 1.00 100536P 2801M N Yes
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 09/04/2025 PFHxS Perfluorohexanesulfonic acid ND 1.00 100536P 2803M N Yes
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 09/04/2025 PFNA Perfluorononanoic acid ND 1.30 100536P 2804M N Yes
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 09/04/2025 PFOA Perfluorooctanoic acid ND 1.30 100536P 2806M N Yes
Yes EP-C EP FOR MCFARLAND WELL 01/11/2023 09/04/2025 PFOS Perfluorooctanesulfonic acid ND 1.30 100536P 2805M N Yes
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 09/04/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 1.70 106058P 2816M N Yes
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 09/04/2025 PFBS Perfluorobutanesulfonic acid ND 1.00 106058P 2801M N Yes
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 09/04/2025 PFHxS Perfluorohexanesulfonic acid ND 1.00 106058P 2803M N Yes
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 09/04/2025 PFNA Perfluorononanoic acid ND 1.30 106058P 2804M N Yes
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 09/04/2025 PFOA Perfluorooctanoic acid ND 1.30 106058P 2806M N Yes
Yes EP-C EP FOR MCFARLAND WELL 07/17/2023 09/04/2025 PFOS Perfluorooctanesulfonic acid ND 1.30 106058P 2805M N Yes


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