OHA Drinking Water Services
OR41
PWS ID: 00726 ---- WARREN WATER ASSOCIATION
PFAS Sample Results

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More Information: PFAS Information & Sampling Project
*MCL = Maximum Contaminant Level. Analytes with an MCL are in bold; if it is detected and the MCL is exceeded for that sample, the result is in bold red. MRL = Minimum reporting level. ND = Not detected at the minimum reporting level. Systems must be in compliance with the MCL by 2029. PFAS = Per- and polyfluoroalkyl substances.

Sample Summaries
Facility ID Facility Name Sample Date # Detections # MCL
Exceedances		 Sample ID
EP-B EP FOR GORIN WELL 04/17/2025 0 0 K2504003-007-P
EP-A EP FOR WARREN WELL 04/17/2025 0 0 K2504003-001-P
EP-C EP FOR PANORAMA WELL 04/17/2025 0 0 K2504003-009-P
EP-D EP FOR ELLISON WELL 04/17/2025 0 0 K2504003-003-P
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 0 0 K2504003-005-P


Sample Results
Facility ID
Facility Name Sample Date Received Date Analyte Abbreviation
 Analyte Name
Result (ng/L)
MRL (ng/L) Sample ID SelectAnalyte SelectDetects
EP-A EP FOR WARREN WELL 04/17/2025 04/28/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 0.860 K2504003-001-P 2816M N
EP-A EP FOR WARREN WELL 04/17/2025 04/28/2025 PFBS Perfluorobutanesulfonic acid ND 0.860 K2504003-001-P 2801 N
EP-A EP FOR WARREN WELL 04/17/2025 04/28/2025 PFHxS Perfluorohexanesulfonic acid ND 0.860 K2504003-001-P 2803M N
EP-A EP FOR WARREN WELL 04/17/2025 04/28/2025 PFNA Perfluorononanoic acid ND 0.860 K2504003-001-P 2804M N
EP-A EP FOR WARREN WELL 04/17/2025 04/28/2025 PFOA Perfluorooctanoic acid ND 0.860 K2504003-001-P 2806M N
EP-A EP FOR WARREN WELL 04/17/2025 04/28/2025 PFOS Perfluorooctanesulfonic acid ND 0.860 K2504003-001-P 2805M N
EP-B EP FOR GORIN WELL 04/17/2025 04/28/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 0.860 K2504003-007-P 2816M N
EP-B EP FOR GORIN WELL 04/17/2025 04/28/2025 PFBS Perfluorobutanesulfonic acid ND 0.860 K2504003-007-P 2801 N
EP-B EP FOR GORIN WELL 04/17/2025 04/28/2025 PFHxS Perfluorohexanesulfonic acid ND 0.860 K2504003-007-P 2803M N
EP-B EP FOR GORIN WELL 04/17/2025 04/28/2025 PFNA Perfluorononanoic acid ND 0.860 K2504003-007-P 2804M N
EP-B EP FOR GORIN WELL 04/17/2025 04/28/2025 PFOA Perfluorooctanoic acid ND 0.860 K2504003-007-P 2806M N
EP-B EP FOR GORIN WELL 04/17/2025 04/28/2025 PFOS Perfluorooctanesulfonic acid ND 0.860 K2504003-007-P 2805M N
EP-C EP FOR PANORAMA WELL 04/17/2025 04/28/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 0.880 K2504003-009-P 2816M N
EP-C EP FOR PANORAMA WELL 04/17/2025 04/28/2025 PFBS Perfluorobutanesulfonic acid ND 0.880 K2504003-009-P 2801 N
EP-C EP FOR PANORAMA WELL 04/17/2025 04/28/2025 PFHxS Perfluorohexanesulfonic acid ND 0.880 K2504003-009-P 2803M N
EP-C EP FOR PANORAMA WELL 04/17/2025 04/28/2025 PFNA Perfluorononanoic acid ND 0.880 K2504003-009-P 2804M N
EP-C EP FOR PANORAMA WELL 04/17/2025 04/28/2025 PFOA Perfluorooctanoic acid ND 0.880 K2504003-009-P 2806M N
EP-C EP FOR PANORAMA WELL 04/17/2025 04/28/2025 PFOS Perfluorooctanesulfonic acid ND 0.880 K2504003-009-P 2805M N
EP-D EP FOR ELLISON WELL 04/17/2025 04/28/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 0.860 K2504003-003-P 2816M N
EP-D EP FOR ELLISON WELL 04/17/2025 04/28/2025 PFBS Perfluorobutanesulfonic acid ND 0.860 K2504003-003-P 2801 N
EP-D EP FOR ELLISON WELL 04/17/2025 04/28/2025 PFHxS Perfluorohexanesulfonic acid ND 0.860 K2504003-003-P 2803M N
EP-D EP FOR ELLISON WELL 04/17/2025 04/28/2025 PFNA Perfluorononanoic acid ND 0.860 K2504003-003-P 2804M N
EP-D EP FOR ELLISON WELL 04/17/2025 04/28/2025 PFOA Perfluorooctanoic acid ND 0.860 K2504003-003-P 2806M N
EP-D EP FOR ELLISON WELL 04/17/2025 04/28/2025 PFOS Perfluorooctanesulfonic acid ND 0.860 K2504003-003-P 2805M N
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 04/28/2025 HFPO-DA Hexafluoropropylene oxide dimer acid ND 0.850 K2504003-005-P 2816M N
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 04/28/2025 PFBS Perfluorobutanesulfonic acid ND 0.850 K2504003-005-P 2801 N
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 04/28/2025 PFHxS Perfluorohexanesulfonic acid ND 0.850 K2504003-005-P 2803M N
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 04/28/2025 PFNA Perfluorononanoic acid ND 0.850 K2504003-005-P 2804M N
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 04/28/2025 PFOA Perfluorooctanoic acid ND 0.850 K2504003-005-P 2806M N
EP-E EP FOR BLAHA WELL (L57271) 04/17/2025 04/28/2025 PFOS Perfluorooctanesulfonic acid ND 0.850 K2504003-005-P 2805M N


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