M

Montrose, CO

—no score

Contamination score

Higher = more contaminated vs. other cities.

0
Water sources
14
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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Reported illness & cancer claims

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Self-reported issues

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Pollution sources & reported claims near your water

Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.

Critical High Medium Reported claim

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Public water systems

MONTROSE CITY OF

PWSID:
CO0143518
Source:
Surface water
Serves:
19,305 people

Cimarron Creek

PWSID:
CO0143177
Source:
Surface water
Serves:
560 people

Hidden Lake Community

PWSID:
CO0143337
Source:
Surface water
Serves:
83 people

Black Canyon Estates MHP

PWSID:
CO0143134
Source:
Surface water
Serves:
188 people

EPA & DEP violations

MONTROSE CITY OF

PWSID CO01435182 violations

  • Other violation — MONTROSE CITY OF

    low severityOpen

    EPA SDWIS violation 5 (code 76) at MONTROSE CITY OF (PWSID CO0143518).

    EPA SDWIS · Other violation · Began Nov 7, 2025 · 9 months ago · Source ↗

  • Other violation — MONTROSE CITY OF

    low severityOpen

    EPA SDWIS violation 3 (code 76) at MONTROSE CITY OF (PWSID CO0143518).

    EPA SDWIS · Other violation · Began Aug 9, 2025 · 0 years ago · Source ↗

City-wide

12 violations

  • Surface Water Treatment Rule — MR violation

    medium severityResolved

    Surface Water Treatment Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Aug 1, 2023 · 3 years ago · Source ↗

  • Chloramine — MR violation

    medium severityResolved

    Chloramine MR violation (Resolved).

    EPA SDWIS · MR · Began Jul 1, 2023 · 3 years ago · Source ↗

  • Surface Water Treatment Rule — MR violation

    medium severityResolved

    Surface Water Treatment Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Sep 1, 2022 · 3 years ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Sep 1, 2022 · 3 years ago · Source ↗

  • Surface Water Treatment Rule — MR violation

    medium severityResolved

    Surface Water Treatment Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Aug 1, 2022 · 4 years ago · Source ↗

  • Surface Water Treatment Rule — MR violation

    medium severityResolved

    Surface Water Treatment Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Jul 1, 2022 · 4 years ago · Source ↗

  • Chloramine — MR violation

    medium severityResolved

    Chloramine MR violation (Resolved).

    EPA SDWIS · MR · Began Jul 1, 2022 · 4 years ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Jun 1, 2022 · 4 years ago · Source ↗

  • Surface Water Treatment Rule — MR violation

    medium severityResolved

    Surface Water Treatment Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Jun 1, 2022 · 4 years ago · Source ↗

  • Chloramine — MR violation

    medium severityResolved

    Chloramine MR violation (Resolved).

    EPA SDWIS · MR · Began Apr 1, 2022 · 4 years ago · Source ↗

  • Surface Water Treatment Rule — MR violation

    medium severityResolved

    Surface Water Treatment Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Jun 1, 2020 · 6 years ago · Source ↗

  • Chloramine — MR violation

    medium severityResolved

    Chloramine MR violation (Resolved).

    EPA SDWIS · MR · Began Apr 1, 2020 · 6 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.