Montague, CA
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
Montague, City Of
- PWSID:
- CA4710007
- Source:
- Surface water
- Serves:
- 1,264 people
EPA & DEP violations
LEAD AND COPPER RULE REVISIONS — TT violation
high severityHealth-basedUnaddressedLEAD AND COPPER RULE REVISIONS TT violation (Unaddressed).
EPA SDWIS · TT · Began Oct 17, 2024 · 1 year ago · Source ↗
LEAD AND COPPER RULE REVISIONS — RPT violation
medium severityUnaddressedLEAD AND COPPER RULE REVISIONS RPT violation (Unaddressed).
EPA SDWIS · RPT · Began Oct 17, 2024 · 1 year ago · Source ↗
Revised Total Coliform Rule — TT violation
high severityHealth-basedResolvedRevised Total Coliform Rule TT violation (Resolved).
EPA SDWIS · TT · Began Jun 1, 2019 · 7 years ago · Source ↗
Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedSurface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Sep 1, 2014 · 11 years ago · Source ↗
Interim Enhanced Surface Water Treatment Rule — TT violation
high severityHealth-basedResolvedInterim Enhanced Surface Water Treatment Rule TT violation (Resolved).
EPA SDWIS · TT · Began Jul 1, 2014 · 11 years ago · Source ↗
TTHM — MCL violation
high severityHealth-basedResolvedTTHM MCL violation (Resolved).
EPA SDWIS · MCL · Began Jul 1, 2010 · 15 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.