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Water system · PWSID WY5601181

GREEN RIVER, CITY OF

GREEN RIVER, WY · ~10,500 people served

Check your exact address → GREEN RIVER overview
100
Excellent
PurityRadar safety score

PWSID

WY5601181

State

Wyoming

City

GREEN RIVER

Population served

10,500

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

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

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 Feb 2025). Levels in parts per trillion (ppt).

Lithium

14,000 ppt

limit —

No federal limit

Violations & enforcement

2

Violations on record

0

Unaddressed

0

Health-based

1

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2022. Official EPA record →

Monitoring & reporting · Total trihalomethanes (TTHM) began Mar 2022 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Mar 2022 Resolved

Recent enforcement actions

  • State action · SOX Dec 2022

This profile is built from EPA public records for system WY5601181 — 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.