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Water system · PWSID CO0118005

CASTLE PINES VILLAGE MD

CASTLE ROCK, CO · ~5,656 people served

Check your exact address → CASTLE ROCK overview
100
Excellent
PurityRadar safety score

PWSID

CO0118005

State

Colorado

City

CASTLE ROCK

Population served

5,656

Primary source

Groundwater

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

Lithium

29,000 ppt

limit —

No federal limit

Violations & enforcement

57

Violations on record

1

Unaddressed

0

Health-based

24

Enforcement actions

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

Other · EPA contaminant 7500 began Oct 2025 Unaddressed
Monitoring & reporting · EPA contaminant 2039 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2032 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2036 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2037 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2015 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2010 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2035 began Jul 2007 Resolved
Monitoring & reporting · EPA contaminant 2033 began Jul 2007 Resolved

Recent enforcement actions

  • State action · SIA Nov 2025
  • State action · SIF Jul 2008
  • State action · SIF Jun 2008
  • State action · SOX Apr 2008
  • State action · SOX Feb 2008
  • State action · SIE Feb 2008
  • State action · SIA Feb 2008
  • State action · SOX Nov 2007

This profile is built from EPA public records for system CO0118005 — 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.