EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records

COUNTY WATER-SYSTEM LEDGER

Mendocino, California

Compare active community water systems serving this county in EPA's public export. Systems can serve multiple places, so population totals may overlap.

Systems9active CWS · pop. 2,500+
Population served52,977reported total; may overlap
Current violation flag33.3%3 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Mendocino

Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.

Water systemPopulation servedPrimary sourceCurrent export status
Ukiah, City OfCA231000316,607Surface waterCurrent monitoring/reporting flag
Fort Bragg, City OfCA23100016,919Surface waterCurrent health-based flag
Willits, City OfCA23100046,175Surface waterNo current violation flagged
Millview County Water DistrictCA23100065,500Surface waterNo current violation flagged
Redwood Valley County Water DistrictCA23100085,200Surface waterNo current violation flagged
Willow County Water DistrictCA23100053,797Surface water purchasedNo current violation flagged
Brooktrails Township CsdCA23100093,632Surface waterNo current violation flagged
North Gualala Water CompanyCA23100072,593Surface waterNo current violation flagged
Rogina Water Company Inc.CA23100022,554Ground waterCurrent health-based flag

02 / SOURCE MIX

Surface water7 systems · 46,626 served
Surface water purchased1 systems · 3,797 served
Ground water1 systems · 2,554 served
How to read the population total

It is the sum of each listed system's reported population served, not a census estimate. Service areas can overlap and some systems list multiple cities or counties.