Who supplies my water · CA
Where Mill Valley's tap water comes from
EPA records point to Marin Municipal Water District as the water system for Mill Valley.
Marin County · Population 13,904
The water system for Mill Valley
Marin Municipal Water District
PWSID CA2110002 · Purity Score 100/100 (Excellent) · Confidence: moderate · Assessed at the water-system levelAbout 100% of Mill Valley's homes are inside Marin Municipal Water District's service area (EPA service-area map).
Full water report for Marin Municipal Water DistrictMarin Municipal Water District: contact and record
System-level records from EPA. Not a test of your tap.
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