COUNTY WATER-SYSTEM LEDGER
Butte, California
EPA’s September 2026 export lists 7 active community water systems serving Butte, California, with 1 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 Butte, California
EPA associates 7 covered systems with Butte, California; their reported population-served values total 188,182 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 |
|---|---|---|---|
| Cal-Water Service Co.-ChicoCA0410002 | 114,925 | Ground water | No current violation flagged |
| South Feather W&P - Miners RanchCA0410006 | 22,664 | Surface water | No current violation flagged |
| Thermalito Water & Sewer DistCA0410008 | 12,136 | Surface water | No current violation flagged |
| Cal-Water Service Co.-OrovilleCA0410005 | 11,106 | Surface water | No current violation flagged |
| Del Oro Water Co.-Paradise PinesCA0410011 | 10,940 | Surface water purchased | No current violation flagged |
| Paradise Irrigation DistrictCA0410007 | 9,142 | Surface water | No current violation flagged |
| City Of GridleyCA0410004 | 7,269 | Ground water | Current health-based flag |
02 / SOURCE MIX
Primary water sources for Butte, California
EPA classifies 7 systems serving Butte, California across 3 primary-source categories; Ground water is the largest category with 2 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.