FORT WASHAKIE

FORT WASHAKIE, WY · ~2,620 people served

Check your exact address → FORT WASHAKIE overview

Fair

PurityRadar safety score

PWSID

085690003

State

Wyoming

City

FORT WASHAKIE

Population served

2,620

Primary source

Surface water

Score history

▼ 33 points — the score moved from 100 to 67 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 67

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Sep 2024). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

9.3 ppt

limit 4 ppt

Above EPA limit · 2.3×

Lithium

11,000 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2023. Official EPA record →

Monitoring · Lead & Copper Rule began Nov 2023 Resolved

Monitoring & reporting · Total coliform began Aug 2015 Resolved

Monitoring & reporting · Total coliform began Oct 2014 Resolved

Max contaminant level (MCL) · Total coliform health-based began Sep 2014 Resolved

Max contaminant level (MCL) · Total coliform health-based began Apr 2013 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2008 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2008 Resolved

Treatment technique · EPA contaminant 0200 health-based began Dec 2005 Resolved

Treatment technique · EPA contaminant 0300 health-based began May 2005 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2005 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2005 Resolved

Monitoring & reporting · Bromate began Jan 2005 Resolved

Recent enforcement actions

State action · SOX Dec 2023
EPA/federal action · EF/ Jun 2017
State action · SOX Sep 2015
State action · SIF Dec 2014
State action · SOX Nov 2014
State action · SOX May 2013
State action · SIF Apr 2013
State action · SOX Jun 2010

This profile is built from EPA public records for system 085690003 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.