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HERMISTON, CITY OF

Community Water System · Oregon · HERMISTON

PWSID: OR4100372

Compliant

Population Served

20.0K

Service Connections

6.0K

Total Violations

168

Health-Based Violations

9

Lead & Copper Data

Lead Level

Caution

3.00 ppb

Action Level: 15 ppb (EPA) · Sampled: 2023-12-31

015 ppb action level

Copper Level

No copper sampling data available

System Details

Water Source
Surface Water
System Type
Community Water System
City
HERMISTON
ZIP Code
97838
Counties Served
Umatilla
Cities Served
Hermiston
Open Violations
0
State
Oregon

Violation Summary

168

Total Violations

9

Health-Based

0

Open Now

Most recent violation: 2025-02-01

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Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: OR4100372.SafeWater Home