OHA Drinking Water Services
OR41
PWS ID: 94014 ---- USFS WYETH CG
PFAS Sample Results

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Initial Monitoring
PFAS monitoring is only required for community and non-transient non-community water systems.


Sample Summaries
For compliance? EP ID Entry point name Sample date # Detections # MCL
exceedances
Sample ID
Yes EP-B EP FOR NEW WELL 08/12/2025 0 0 K2507964-001-P


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
Yes EP-B EP FOR NEW WELL 08/12/2025 08/19/2025 2816 HFPO-DA Hexafluoropropylene oxide dimer acid ND 10 2.00 K2507964-001-P WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 24988 3041755 4030428 Yes 2816M N WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-B EP FOR NEW WELL 08/12/2025 08/19/2025 2801 PFBS Perfluorobutanesulfonic acid ND 2.00 K2507964-001-P WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 24988 3041755 4030513 Yes 2801M N WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-B EP FOR NEW WELL 08/12/2025 08/19/2025 2803 PFHxS Perfluorohexanesulfonic acid ND 10 2.00 K2507964-001-P WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 24988 3041755 4030496 Yes 2803M N WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-B EP FOR NEW WELL 08/12/2025 08/19/2025 2804 PFNA Perfluorononanoic acid ND 10 2.00 K2507964-001-P WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 24988 3041755 4030479 Yes 2804M N WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-B EP FOR NEW WELL 08/12/2025 08/19/2025 2806 PFOA Perfluorooctanoic acid ND 4.0 2.00 K2507964-001-P WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 24988 3041755 4030445 Yes 2806M N WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS
Yes EP-B EP FOR NEW WELL 08/12/2025 08/19/2025 2805 PFOS Perfluorooctanesulfonic acid ND 4.0 2.00 K2507964-001-P WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS 24988 3041755 4030462 Yes 2805M N WA100010 ALS ENVIRONMENTAL - KELSO 533 PFAS ISOTOPE DILUTION AEX SPE LC/MS/MS