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Ecm Water & Sewer Authority - Flint Hill

Drinking water quality, contact, and Consumer Confidence Report

Serving 2 cities in MO ยท PWSID MO6011147

Ecm Water & Sewer Authority - Flint Hill serves 379 people. 4 contaminants currently exceed health-based guidelines โ€” full breakdown below.

Warning
4 contaminants above EPA health-based guidelines (MCLGs)
People served
379
PFAS
No results on file
Health-based violations since 2020
0

Data sources: EPA SDWIS, Ecm Water & Sewer Authority - Flint Hill's published Consumer Confidence Report, and compliance monitoring reported to EPA by Missouri DNR.

This page summarizes publicly available EPA and CCR records. For health decisions about your water, consult your utility or a licensed professional.

0K
People Served
2
Cities
1
Water Sources
0
Health-based violations since 2020

Official Ecm Water & Sewer Authority - Flint Hill Resources

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Ecm Water & Sewer Authority - Flint Hill Service Area

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Service Area

This map shows the approximate service area for Ecm Water & Sewer Authority - Flint Hill. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

Ecm Water & Sewer Authority - Flint Hill Water Quality Grade

Not graded: Warning

Ecm Water & Sewer Authority - Flint Hill reads Warning. A letter grade is given only beside a Safe verdict.

4
Above Health Guidelines
0
Health-based violations since 2020

Is Ecm Water & Sewer Authority - Flint Hill Water Safe to Drink?

Ecm Water & Sewer Authority - Flint Hill has reported 4 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.

This utility serves 379 people across 2 cities in MO. 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 Missouri โ†’How does Missouri water quality rank nationally? โ†’

Boil water advisories are issued by water systems and state agencies, and they change from day to day. Boil water advisories in Missouri

Fluoride in Ecm Water & Sewer Authority - Flint Hill Water

  • Ecm Water & Sewer Authority - Flint Hill

    PWSID MO6011147

    Ecm Water & Sewer Authority - Flint Hill reported 1.35 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.

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Ecm Water & Sewer Authority - Flint Hill Service Area

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Ecm Water & Sewer Authority - Flint Hill Contact & Information

Phone

Mailing Address

100 WATER DR PO BOX 967 O Fallon, MO 63366

B2B Contact Data

B2B Contact Data Available

Contacts for Ecm Water & Sewer Authority - Flint Hill

Updated Jan 2026
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NameTitleEmail
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Mโ–ˆโ–ˆโ–ˆโ–ˆ Jโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆโ–ˆUtility Directormโ–ˆโ–ˆโ–ˆโ–ˆ@waterโ–ˆโ–ˆโ–ˆโ–ˆ.org
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Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

Not specified

Ecm Water & Sewer Authority - Flint Hill 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 ยง1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.

A current CCR for Ecm Water & Sewer Authority - Flint Hill has not been published or validated on TapWaterData yet.

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Are you the water operator here? Publish your official 2027-compliant CCR on this page โ€” residents already find it here.

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Residents: contact the utility directly using the phone number above, or check the EPAโ€™s national CCR portal. Reports are typically distributed by mail or posted on the utilityโ€™s official website.

Ecm Water & Sewer Authority - Flint Hill Annual Water Quality Reports

Latest Water Quality Report
Consumer Confidence Report (CCR)
View Report

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

Ecm Water & Sewer Authority - Flint Hill 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 4 contaminants above health-based guidelines here. Your own tap water can differ โ€” 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 โ€” we only ever share anonymized, area-level summaries.

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Recommended Water Filters for Ecm Water & Sewer Authority - Flint Hill

Based on water quality data from cities served by Ecm Water & Sewer Authority - Flint Hill, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Frequently Asked Questions about Ecm Water & Sewer Authority - Flint Hill

Is Ecm Water & Sewer Authority - Flint Hill water safe to drink?

Ecm Water & Sewer Authority - Flint Hill has reported 4 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports for specific water quality details.

Does Ecm Water & Sewer Authority - Flint Hill have PFAS in its water?

We hold no PFAS ("forever chemicals") results for Ecm Water & Sewer Authority - Flint Hill. That is a gap in our data, not a clean result โ€” EPA may already have sampled this system under its fifth Unregulated Contaminant Monitoring Rule (UCMR5). Contact Ecm Water & Sewer Authority - Flint Hill at 636-561-3737 (ext: 101) for its latest PFAS results.

How do I pay my Ecm Water & Sewer Authority - Flint Hill water bill?

Ecm Water & Sewer Authority - Flint Hill bills can be paid at the utility's official payment portal: https://www.ofallon.mo.us/water-and-sewer. For questions about your bill, call 636-561-3737 (ext: 101).

How many people does Ecm Water & Sewer Authority - Flint Hill serve?

Ecm Water & Sewer Authority - Flint Hill serves 379 people across 2 cities in MO.

What cities does Ecm Water & Sewer Authority - Flint Hill serve?

Ecm Water & Sewer Authority - Flint Hill provides water service to: Flint Hill, MO; Wentzville, MO.

Does Ecm Water & Sewer Authority - Flint Hill have any EPA violations?

No. Ecm Water & Sewer Authority - Flint Hill has no health-based EPA violation since 2020 (EPA data as of Q2 2026).

What is Ecm Water & Sewer Authority - Flint Hill's phone number?

You can contact Ecm Water & Sewer Authority - Flint Hill at 636-561-3737 (ext: 101). Their mailing address is: 100 WATER DR PO BOX 967 O Fallon, MO 63366.

Where can I find Ecm Water & Sewer Authority - Flint Hill's Consumer Confidence Report?

Community water systems must publish an annual CCR. If you're looking for Ecm Water & Sewer Authority - Flint Hill's CCR, contact them at 636-561-3737 (ext: 101) or check back here โ€” we update monthly. The 2027 revised CCR Rule introduces new direct-URL distribution requirements.

Similar water utilities in Missouri

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 โ€” typically within days of an EPA SDWIS refresh.

Spotted a data issue? Use the Spotted something off? link at the bottom of the page โ€” corrections feed back into the next data refresh. Learn more about TapWaterData.

Are you Ecm Water & Sewer Authority - Flint Hill? 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 โ€” it inherits this page's search authority and reaches every customer who Googles Ecm Water & Sewer Authority - Flint Hill.

  • 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.
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