H

Hermiston, OR

—no score

Contamination score

Higher = more contaminated vs. other cities.

0
Water sources
8
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

Share this with friends & family you care about ❤️

Help someone you love know what's in their water — we'll email them Hermiston's report. No sign-ups, no list.

Reported illness & cancer claims

No claims reported yet. Be the first to add one.

Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.

Self-reported issues

No issues reported yet. Be the first to report one.

Pollution sources & reported claims near your water

Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.

Critical High Medium Reported claim

Get water alerts for Hermiston, OR

We'll email you when a new violation, lawsuit, or health report appears for Hermiston's water. Free, unsubscribe anytime.

Home water filtration system

Protect your home

Improve Hermiston's water

A certified filtration system can remove lead, PFAS, nitrates, and the contaminants flagged on this page. Get a free, no-obligation quote tailored to your home.

What are you interested in?

By submitting you agree to be contacted about water treatment options.

Public water systems

HERMISTON, CITY OF

PWSID:
OR4100372
Source:
Surface water
Serves:
20,000 people

EPA & DEP violations

HERMISTON, CITY OF

PWSID OR41003728 violations

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410641 (code 3A) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Feb 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410623 (code 03) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410616 (code 19) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Sep 1, 2022 · 3 years ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410617 (code 19) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Sep 1, 2022 · 3 years ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410614 (code 19) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2022 · 4 years ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410615 (code 19) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2022 · 4 years ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410599 (code 27) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2016 · 10 years ago · Source ↗

  • Monitoring violation — HERMISTON, CITY OF

    low severityResolved

    EPA SDWIS violation 903410600 (code 27) at HERMISTON, CITY OF (PWSID OR4100372).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2016 · 10 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.