Is MARIN MUNICIPAL WATER DISTRICT Water Safe to Drink in 2026?
California · PWSID CA2110002 · Surface water
Population served
186,895
Cities served
—
State / jurisdiction
California (CA)
PWSID
CA2110002
C
TAP WATER GRADE
Concerning
Model score 63/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
1 violation record(s) in the latest EPA SDWA quarterly snapshot
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CONTAMINANTS — EPA UCMR5 MONITORING
No UCMR5 PFAS detects on file for this PWS in our bundled national dataset — the system may be smaller than UCMR5 thresholds, had non-detects, or results are not yet linked to this ID. Your retailer Annual Water Quality Report lists other regulated contaminants (chlorine, DBPs, nitrates, etc.).
VIOLATIONS HISTORY (FEDERAL SNAPSHOT)
EPA’s national SDWA quarterly files associate 1 violation-related record with this system in the same reporting quarter as the utility snapshot used on WaterCheckup. This is not a complete historical docket — see ECHO and SDWIS for full compliance context.
Based on MARIN MUNICIPAL WATER DISTRICT's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.
TOP PICKS FOR MARIN MUNICIPAL WATER DISTRICT
⚠ EPA violations / contaminants in monitoring data
WHY THIS FOR MARIN MUNICIPAL WATER DISTRICT · Chosen for MARIN MUNICIPAL WATER DISTRICT because EPA’s SDWA snapshot shows active violation records. RO addresses a wide range of regulated contaminants, not just chlorine taste.
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