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

COUNTY WATER-SYSTEM LEDGER

Benton, Washington

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

Systems5active CWS · pop. 2,500+
Population served263,590reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Benton

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

Water systemPopulation servedPrimary sourceCurrent export status
Kennewick City OfWA5338100118,164Surface waterNo current violation flagged
Richland City OfWA5372250106,499Surface waterNo current violation flagged
West Richland City OfWA539490021,231Surface water purchasedNo current violation flagged
Prosser City OfWA536975012,070Ground waterNo current violation flagged
Benton City WaterWA53058005,626Ground waterNo current violation flagged

02 / SOURCE MIX

Surface water2 systems · 224,663 served
Surface water purchased1 systems · 21,231 served
Ground water2 systems · 17,696 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.