Official PFAS Records — WA

Trentwood Irrigation District 3

PWSID: WA5389250View full utility profile

Source data retrieved: April 20, 2026

UCMR 5 monitoring results are not compliance determinations. Detection does not imply regulatory violation or health risk determination. Methodology

Official Record Summary

Official EPA monitoring records show 11 PFAS results for this water system in the UCMR 5 dataset. 11 reported as not detected above MRL.

PFAS Monitoring Records

Analyte	Result	Status	Sample Date	Sample Point	Source
4:2FTS 4:2 Fluorotelomer sulfonic acid	0.003 µg/L MRL: 0.003	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
6:2FTS 6:2 Fluorotelomer sulfonic acid	0.005 µg/L MRL: 0.005	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
8:2FTS 8:2 Fluorotelomer sulfonic acid	0.005 µg/L MRL: 0.005	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
DONA 4,8-Dioxa-3H-perfluorononanoic acid	0.003 µg/L MRL: 0.003	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
HFPO-DA Hexafluoropropylene oxide dimer acid	0.005 µg/L MRL: 0.005	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
NFDHA Nonafluoro-3,6-dioxaheptanoic acid	0.02 µg/L MRL: 0.02	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
PFBA Perfluorobutanoic acid	0.005 µg/L MRL: 0.005	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
PFEESA Perfluoro(2-ethoxyethane)sulfonic acid	0.003 µg/L MRL: 0.003	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
PFHpS Perfluoroheptane sulfonic acid	0.003 µg/L MRL: 0.003	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
PFMPA Perfluoro-3-methoxypropanoic acid	0.004 µg/L MRL: 0.004	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5
PFPeA Perfluoropentanoic acid	0.003 µg/L MRL: 0.003	Official non-detect	Jun 26, 2023	S03EP	EPA UCMR 5

Source: EPA UCMR 5 Occurrence Data · Retrieved April 20, 2026

Water System

PWSID

WA5389250

State

Washington

Population served

4,228

System type

Groundwater

Full utility profile

PFAS Record Summary

Total records11

Official detections0

Official non-detects11

Monitoring results from EPA UCMR 5 are not compliance determinations.

Official Sources

EPA ECHO Facility Report UCMR 5 Data Finder EPA PFAS Rule

This page shows only official government PFAS records. No risk scores, safety judgments, or inferred compliance determinations are generated by this system. Read methodology

Washington PFAS records Methodology