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

COUNTY WATER-SYSTEM LEDGER

Butte, California

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

Systems7active CWS · pop. 2,500+
Population served188,182reported total; may overlap
Current violation flag14.3%1 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Butte

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

Water systemPopulation servedPrimary sourceCurrent export status
Cal-Water Service Co.-ChicoCA0410002114,925Ground waterNo current violation flagged
South Feather W&P - Miners RanchCA041000622,664Surface waterNo current violation flagged
Thermalito Water & Sewer DistCA041000812,136Surface waterNo current violation flagged
Cal-Water Service Co.-OrovilleCA041000511,106Surface waterNo current violation flagged
Del Oro Water Co.-Paradise PinesCA041001110,940Surface water purchasedNo current violation flagged
Paradise Irrigation DistrictCA04100079,142Surface waterNo current violation flagged
City Of GridleyCA04100047,269Ground waterCurrent health-based flag

02 / SOURCE MIX

Ground water2 systems · 122,194 served
Surface water4 systems · 55,048 served
Surface water purchased1 systems · 10,940 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.