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

COUNTY WATER-SYSTEM LEDGER

Clatsop, Oregon

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 served29,343reported total; may overlap
Current violation flag25.0%1 systems
Serious-violator flag0.0%0 systems

01 / SYSTEMS

Water systems serving Clatsop

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

Water systemPopulation servedPrimary sourceCurrent export status
Astoria, City OfOR410005510,181Surface waterNo current violation flagged
Warrenton, City OfOR41009329,100Surface waterNo current violation flagged
Seaside Water DepartmentOR41007997,482Surface waterCurrent monitoring/reporting flag
Youngs River Lewis & Clark WdOR41000622,580Surface waterNo current violation flagged

02 / SOURCE MIX

Surface water4 systems · 29,343 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.