St. Mary's, AK
Contamination score
Higher = more contaminated vs. other cities.
Share this with friends & family you care about ❤️
Help someone you love know what's in their water — we'll email them St. Mary's's report. No sign-ups, no list.
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.
Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
Get water alerts for St. Mary's, AK
We'll email you when a new violation, lawsuit, or health report appears for St. Mary's's water. Free, unsubscribe anytime.

Public water systems
St. Marys Water System
- PWSID:
- AK2270176
- Source:
- Surface water
- Serves:
- 548 people
EPA & DEP violations
St. Marys Water System
PWSID AK227017620 violationsInterim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2026 · 7 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Jan 1, 2026 · 7 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2026 · 7 months ago · Source ↗
Surface Water Treatment Rule — MR violation
medium severityResolvedSurface Water Treatment Rule MR violation (Resolved).
EPA SDWIS · MR · Began Dec 1, 2025 · 8 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Dec 1, 2025 · 8 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Nov 1, 2025 · 9 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Nov 1, 2025 · 9 months ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Oct 1, 2025 · 10 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Sep 1, 2025 · 11 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Sep 1, 2025 · 11 months ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Aug 1, 2025 · 1 year ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Aug 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Jul 1, 2025 · 1 year ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Jul 1, 2025 · 1 year ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Jun 1, 2025 · 1 year ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began May 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2025 · 1 year ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — MR violation
medium severityArchivedInterim Enhanced Surface Water Treatment Rule MR violation (Archived).
EPA SDWIS · MR · Began Apr 1, 2025 · 1 year ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.