Flathead County Water and Sewer
Drinking water quality, contact, and Consumer Confidence Report
Serving 1 city in MT · PWSID MT0001744
Flathead County Water and Sewer serves 7,775 people. Limited testing on file — only PFAS results from EPA's UCMR 5 for Flathead County Water and Sewer. No other contaminant results are on file for Flathead County Water and Sewer; check its latest Consumer Confidence Report for its current test results.
- People served
- 7,775
- PFAS
- Not detected above guidelines
- Health-based violations since 2020
- 0
Data sources: EPA SDWIS, Flathead County Water and Sewer's published Consumer Confidence Report, and compliance monitoring reported to EPA by Montana DEQ.
This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.
Flathead County Water and Sewer Water Quality Grade
Not graded
Limited testing on file — only PFAS results from EPA's UCMR 5 for Flathead County Water and Sewer. No other contaminant results are on file for Flathead County Water and Sewer; check its latest Consumer Confidence Report for its current test results.
Is Flathead County Water and Sewer Water Safe to Drink?
Limited testing on file — only PFAS results from EPA's UCMR 5 for Flathead County Water and Sewer. No other contaminant results are on file for Flathead County Water and Sewer; check its latest Consumer Confidence Report for its current test results.
This utility serves 7,775 people across 1 city in MT. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.
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Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Montana
Flathead County Water and Sewer Service Area
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Flathead County Water and Sewer Contact & Information
For hours of operation and emergency contact information, please visit the official utility website or call the main phone number.
B2B Contact Data
B2B Contact Data Available
Contacts for Flathead County Water and Sewer
| 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
Flathead County Water and Sewer 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 Flathead County Water and Sewer 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.
Flathead County Water and Sewer Annual Water Quality Reports
We don’t have a link we can confirm belongs to this system, and we’d rather show none than the wrong utility’s. Montana DEQ publishes drinking-water reports for systems in this state.
Visit Montana DEQWhat 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
Flathead County Water and Sewer 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).
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Upload my testFrequently Asked Questions about Flathead County Water and Sewer
Is Flathead County Water and Sewer water safe to drink?
Does Flathead County Water and Sewer have PFAS in its water?
How do I pay my Flathead County Water and Sewer water bill?
How many people does Flathead County Water and Sewer serve?
What cities does Flathead County Water and Sewer serve?
Does Flathead County Water and Sewer have any EPA violations?
What is Flathead County Water and Sewer's phone number?
Where can I find Flathead County Water and Sewer's Consumer Confidence Report?
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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: Flathead County Water and Sewer'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 Montana DEQ, 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 Flathead County Water and Sewer? 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 Flathead County Water and Sewer.
- 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.
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Residents keep our data honest.
This form corrects our data; it does not reach Flathead County Water and Sewer. For a problem with your water now (discolored water, no water, low pressure, a leak), contact Flathead County Water and Sewer directly.
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