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Water system · PWSID CO0108375

CASA DEL RIO SUBD

100
Excellent
PurityRadar safety score

PWSID

CO0108375

State

Colorado

City

BUENA VISTA

Population served

73

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

7

Violations on record

0

Unaddressed

0

Health-based

14

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2020. Official EPA record →

Monitoring & reporting · Gross alpha began Apr 2020 Resolved
Monitoring & reporting · Combined radium-226/228 began Apr 2020 Resolved
Monitoring & reporting · Uranium began Apr 2020 Resolved
Other · EPA contaminant 7500 began Nov 2017 Resolved
Monitoring & reporting · EPA contaminant 0600 began Nov 2016 Resolved
Monitoring & reporting · Total coliform began Mar 2009 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2007 Resolved

Recent enforcement actions

  • State action · SOX Aug 2020
  • State action · SIA Aug 2020
  • State action · SIE Aug 2020
  • State action · SIF Apr 2018
  • State action · SOX Apr 2018
  • State action · SOX Mar 2018
  • State action · SIA Feb 2018
  • State action · SIA Nov 2016

Area water-quality monitoring

Environmental monitoring (rivers, wells, intakes) recorded in this system’s service area in the EPA/USGS Water Quality Portal since 2018 — source/ambient water, not finished tap water. Context for the watershed, not a reading from your tap.

ContaminantMedian · max · samples

Manganese

1 station · latest Feb 2025

9.05 · max 288 ug/L · 94

Copper

1 station · latest Dec 2024

1.85 · max 19.6 ug/L · 68

Lead

1 station · latest Dec 2024

2 · max 30 ug/L · 29

Arsenic

1 station · latest Feb 2025

0 · max 3 ug/L · 20

Source: Water Quality Portal (EPA/USGS/state agencies). Values are as-reported and aren’t health thresholds.

This profile is built from EPA public records for system CO0108375 — 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.