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Water system · PWSID WY5601085

WESTERN HILLS MHP

100
Excellent
PurityRadar safety score

PWSID

WY5601085

State

Colorado

City

LITTLETON

Population served

450

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

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

9

Violations on record

0

Unaddressed

0

Health-based

12

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Oct 2023 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2022 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2021 Resolved
Other · EPA contaminant 7000 began Dec 2019 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Sep 2019 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Sep 2019 Resolved
Monitoring · Lead & Copper Rule began Sep 2017 Resolved
Other · Lead & Copper Rule began Jul 2017 Resolved
Monitoring & reporting · Total coliform began Jan 2012 Resolved

Recent enforcement actions

  • State action · SOX Nov 2025
  • State action · SOX Feb 2023
  • State action · SOX Feb 2022
  • State action · SOX Mar 2021
  • State action · SOX Dec 2019
  • State action · SIA Dec 2019
  • State action · SOX Jan 2018
  • State action · SOX Oct 2017

This profile is built from EPA public records for system WY5601085 — 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.