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Water system · PWSID CO0126175

CHAIR MTN RANCH HOA FILING 1

100
Excellent
PurityRadar safety score

PWSID

CO0126175

State

Colorado

City

CARBONDALE

Population served

37

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

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

88

Violations on record

0

Unaddressed

2

Health-based

243

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2012. Official EPA record →

Monitoring & reporting · Total coliform began Jul 2011 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2011 Resolved
Monitoring & reporting · Total coliform began Jul 2007 Resolved
Other · EPA contaminant 7000 began Jul 2007 Resolved
Monitoring & reporting · Total coliform began May 2007 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2007 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2007 Resolved
Other · EPA contaminant 7000 began Jul 2006 Resolved
Monitoring & reporting · Total coliform began Mar 2006 Resolved
Monitoring & reporting · Total coliform began Feb 2006 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2006 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2006 Resolved

Recent enforcement actions

  • State action · SIF Jun 2012
  • State action · SOX Sep 2011
  • State action · SIE Sep 2011
  • State action · SIA Sep 2011
  • State action · SIA Sep 2011
  • State action · SIE Sep 2011
  • State action · SOX Jun 2008
  • State action · SIF Jun 2008

This profile is built from EPA public records for system CO0126175 — 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.