Montrose, CO
Contamination score
Higher = more contaminated vs. other cities.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.

Public water systems
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
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Aug 1, 2023 · 2 years ago · Source ↗
Chloramine — MR violation
medium severityResolvedChloramine MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2023 · 2 years ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2022 · 3 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Sep 1, 2022 · 3 years ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Aug 1, 2022 · 3 years ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2022 · 3 years ago · Source ↗
Chloramine — MR violation
medium severityResolvedChloramine MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2022 · 3 years ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jun 1, 2022 · 4 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Jun 1, 2022 · 4 years ago · Source ↗
Chloramine — MR violation
medium severityResolvedChloramine MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2022 · 4 years ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jun 1, 2020 · 6 years ago · Source ↗
Chloramine — MR violation
medium severityResolvedChloramine 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.