COUNTY WATER-SYSTEM LEDGER
Mendocino, California
EPA’s September 2026 export lists 9 active community water systems serving Mendocino, California, with 3 current-violation flags and 0 serious-violator flags among the covered systems.
Source: EPA SDWIS system-search export · Active community systems serving 2,500+ people · Snapshot 13 Sep 2026
01 / SYSTEMS
Water systems serving Mendocino, California
EPA associates 9 covered systems with Mendocino, California; their reported population-served values total 52,977 and may overlap.
Ordered by reported population served. Open any record for separate health, monitoring, notice, other, and serious-violator flags.
| Water system | Population served | Primary source | Current export status |
|---|---|---|---|
| Ukiah, City OfCA2310003 | 16,607 | Surface water | Current monitoring/reporting flag |
| Fort Bragg, City OfCA2310001 | 6,919 | Surface water | Current health-based flag |
| Willits, City OfCA2310004 | 6,175 | Surface water | No current violation flagged |
| Millview County Water DistrictCA2310006 | 5,500 | Surface water | No current violation flagged |
| Redwood Valley County Water DistrictCA2310008 | 5,200 | Surface water | No current violation flagged |
| Willow County Water DistrictCA2310005 | 3,797 | Surface water purchased | No current violation flagged |
| Brooktrails Township CsdCA2310009 | 3,632 | Surface water | No current violation flagged |
| North Gualala Water CompanyCA2310007 | 2,593 | Surface water | No current violation flagged |
| Rogina Water Company Inc.CA2310002 | 2,554 | Ground water | Current health-based flag |
02 / SOURCE MIX
Primary water sources for Mendocino, California
EPA classifies 9 systems serving Mendocino, California across 3 primary-source categories; Surface water is the largest category with 7 systems.
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.