City of Hermiston
Drinking water quality, contact, and Consumer Confidence Report
Serving 1 city in OR · PWSID OR4100372
City of Hermiston serves 19,696 people. PFAS detected above health guidelines (Perfluorohexanesulfonic acid, Perfluorooctanesulfonic acid) — full contaminant breakdown below.
- People served
- 19,696
- Last EPA sample
- 2024-06-10
- PFAS
- Detected (2 compounds)
- Health-based violations since 2020
- 0
Data sources: EPA SDWIS, City of Hermiston's published Consumer Confidence Report, and compliance monitoring reported to EPA by Oregon Drinking Water Services.
This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.
Official City of Hermiston Resources
Help Paying Your City of Hermiston Water Bill
- Ask City of Hermiston about payment plans and assistance.
- Call 211 to reach local help with utility bills.Verified from 211.org
- Find your local Community Action Agency.Verified from communityactionpartnership.com
- The federal water-bill program (LIHWAP) ended in March 2024.Verified from acf.govVerified from csd.ca.gov
Water outage or no water?
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Oregon
City of Hermiston Service Area
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This map shows the approximate service area for City of Hermiston. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
City of Hermiston Water Quality Grade
Not graded: Monitor
City of Hermiston reads Monitor. A letter grade is given only beside a Safe verdict.
Is City of Hermiston Water Safe to Drink?
City of Hermiston has reported 2 contaminants above EPA's legal limit (MCL, enforceable from April 26, 2029) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.
This utility serves 19,696 people across 1 city in OR. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.
Get your water independently tested in Oregon →How does Oregon water quality rank nationally? →
Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Oregon
Learn more about the contaminants detected in City of Hermiston:
Fluoride in City of Hermiston Water
City of Hermiston
PWSID OR4100372
City of Hermiston reported 0.788 mg/L, at or above the 0.7 mg/L U.S. Public Health Service recommendation and below the 1.5 mg/L WHO guideline value and NTP neurodevelopment review level.
City of Hermiston Service Area
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City of Hermiston Contact & Information
Phone
Mailing Address
B2B Contact Data
B2B Contact Data Available
Contacts for City of Hermiston
| Name | Title | Phone | |
|---|---|---|---|
| J████ S████ | Water Treatment Supervisor | (555) ███-████ | j████@city████.gov |
| M████ J██████ | Utility Director | (555) ███-████ | m████@water████.org |
Water Sources & Treatment
Water Sources
Treatment Methods
Disinfectant Used
chlorine
City of Hermiston Consumer Confidence Report
A Consumer Confidence Report (CCR) is the EPA-mandated annual water-quality report every community water system must publish by July 1 each year (Safe Drinking Water Act §1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.
A current CCR for City of Hermiston has not been published or validated on TapWaterData yet.
Residents: contact the utility directly using the phone number above, or check the EPA’s national CCR portal. Reports are typically distributed by mail or posted on the utility’s official website.
City of Hermiston Annual Water Quality Reports
Historical reports are being compiled. Check back soon for archived water quality data.
What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.
EPA Health-Based Violations Since 2020
City of Hermiston has no health-based EPA violation since 2020 (EPA data as of Q2 2026).
EPA SDWA violation data as of Q2 2026 (downloaded 2026-07-09).
Concerned about what's in your water?
You're viewing 2 contaminants above health-based guidelines here. Your own tap water can differ — upload your test (PDF or a photo) and we'll email a full plain-English reading of every number, free.
Your upload also helps us keep local water data accurate — we only ever share anonymized, area-level summaries.
Upload my testRecommended Water Filters for City of Hermiston
Based on water quality data from cities served by City of Hermiston, we recommend NSF-certified filters that can remove contaminants above health guidelines.
Filter guides for the contaminants detected here:
Frequently Asked Questions about City of Hermiston
Is City of Hermiston water safe to drink?
Does City of Hermiston have PFAS in its water?
How do I pay my City of Hermiston water bill?
How many people does City of Hermiston serve?
What cities does City of Hermiston serve?
Does City of Hermiston have any EPA violations?
What is City of Hermiston's phone number?
Where can I find City of Hermiston's Consumer Confidence Report?
Similar water utilities in Oregon
How we built this page
Water-quality and contact data on this page comes from public federal and state records. We update each utility's record whenever its underlying source publishes new data — typically within days of an EPA SDWIS refresh.
- Contaminants & violations: EPA Safe Drinking Water Information System (SDWIS) plus the Unregulated Contaminant Monitoring Rule (UCMR-5) for PFAS and emerging contaminants.
- Annual reports: City of Hermiston's most recent published Consumer Confidence Report (CCR), where available.
- Service area & contact: EPA SDWIS. The compliance records it holds for this system are reported to EPA by Oregon Drinking Water Services, the state's drinking-water primacy agency.
Spotted a data issue? Use the Spotted something off? link at the bottom of the page — corrections feed back into the next data refresh. Learn more about TapWaterData.
Are you City of Hermiston? Publish your 2027 CCR
TapWaterData runs a free CCR publishing service for community water systems. Claim this listing to publish your Consumer Confidence Report here — it inherits this page's search authority and reaches every customer who Googles City of Hermiston.
- EPA-compliant distribution. Satisfies the 2027 Revised CCR Rule direct-URL requirement with an auditable archive.
- Publish once a year. Agent-assisted workflow; no login setup for small systems.
- Inherits this page's reach. Your published CCR appears directly on the page customers already find on Google.
Free for operators. No card required. Typical setup: 5 minutes.
Spotted something off on this page?
Residents keep our data honest.
This form corrects our data; it does not reach City of Hermiston. For a problem with your water now (discolored water, no water, low pressure, a leak), contact City of Hermiston directly.
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