COUNTY WATER-SYSTEM LEDGER
Umatilla, 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 served52,397reported total; may overlap
Current violation flag0.0%0 systems
Serious-violator flag0.0%0 systems
01 / SYSTEMS
Water systems serving Umatilla
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 |
|---|---|---|---|
| Hermiston, City OfOR4100372 | 20,000 | Surface water | No current violation flagged |
| Pendleton, City OfOR4100613 | 16,996 | Surface water | No current violation flagged |
| Umatilla, City OfOR4100914 | 8,256 | Ground water | No current violation flagged |
| Milton-Freewater, City OfOR4100522 | 7,145 | Ground water | No current violation flagged |
02 / SOURCE MIX
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.