SHERIDAN, CITY OF

SHERIDAN, WY · ~22,700 people served

Check your exact address → SHERIDAN overview

100

Excellent

PurityRadar safety score

PWSID

WY5600052

State

Wyoming

City

SHERIDAN

Population served

22,700

Primary source

Surface water

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

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

Monitoring & reporting · Haloacetic acids (HAA5) began May 2020 Resolved

Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2014 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2014 Resolved

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

Treatment technique · EPA contaminant 0200 health-based began Jan 1992 Resolved

Recent enforcement actions

State action · SOX Feb 2022
State action · SIF Mar 2014
State action · SOX Jan 2014
State action · SOX Jan 2014
State action · SOX Jan 1996
State action · SIF Sep 1985
State action · SIE Sep 1985
State action · SO7 Sep 1984

This profile is built from EPA public records for system WY5600052 — 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.