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

COUNTY WATER-SYSTEM LEDGER

Okanogan, Washington

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

Systems4active CWS · pop. 2,500+
Population served15,856reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Okanogan

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

Water systemPopulation servedPrimary sourceCurrent export status
Omak City OfWA53637504,940Ground waterNo current violation flagged
Brewster City OfWA53083003,843Ground waterNo current violation flagged
Okanogan Water Department City OfWA53632003,817Ground waterNo current violation flagged
Oroville City OfWA53644003,256Ground waterNo current violation flagged

02 / SOURCE MIX

Ground water4 systems · 15,856 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.