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Cass Lake

Drinking water quality, contact, and Consumer Confidence Report

Serving 1 city in MN Β· PWSID MN1110006

Cass Lake serves 750 people. See EPA records and contact info below.

Monitor
1 above health guidelines
People served
750

Data sources: EPA SDWIS, Cass Lake's published Consumer Confidence Report, Minnesota Department of Environmental Protection.

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

1K
People Served
1
City
1
Water Sources
0
MCL Violations

Official Cass Lake Resources

Cass Lake Service Area

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Service Area

This map shows the approximate service area for Cass Lake. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.

Cass Lake Water Quality Grade

A
Excellent

Water meets all health guidelines with no violations.

Quality Score90/100
1
Above Health Guidelines
0
EPA Violations

Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).

Is Cass Lake Water Safe to Drink?

Cass Lake has reported 1 contaminant 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 750 people across 1 city in MN. 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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Cass Lake Service Area

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Cass Lake Contact & Information

Phone

Emergency Line

https://www.casscountymn.gov/faq.aspx?TID=23

24/7 After-Hours

Mailing Address

Cass Lake City Hall P.O. Box 877 Cass Lake, MN 56633

B2B Contact Data

B2B Contact Data Available

Contacts for Cass Lake

Updated Jan 2026
Sample Preview (masked)
NameTitlePhoneEmail
Jβ–ˆβ–ˆβ–ˆβ–ˆ Sβ–ˆβ–ˆβ–ˆβ–ˆWater Treatment Supervisor(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆjβ–ˆβ–ˆβ–ˆβ–ˆ@cityβ–ˆβ–ˆβ–ˆβ–ˆ.gov
Mβ–ˆβ–ˆβ–ˆβ–ˆ Jβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆUtility Director(555) β–ˆβ–ˆβ–ˆ-β–ˆβ–ˆβ–ˆβ–ˆmβ–ˆβ–ˆβ–ˆβ–ˆ@waterβ–ˆβ–ˆβ–ˆβ–ˆ.org
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Water Sources & Treatment

Water Sources

Groundwater

Treatment Methods

Not specified

Cass Lake 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 Β§1414(c)(4)). It summarizes contaminants tested, MCL and MCLG comparisons, and any system violations from the prior calendar year.

A current CCR for Cass Lake has not been published or validated on TapWaterData yet.

Publish your 2027 CCR

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

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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.

Recommended Water Filters for Cass Lake

Based on water quality data from cities served by Cass Lake, we recommend NSF-certified filters that can remove contaminants above health guidelines.

Frequently Asked Questions about Cass Lake

Is Cass Lake water safe to drink?

Cass Lake has reported 1 contaminant above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports for specific water quality details.

Does Cass Lake have PFAS in its water?

Cass Lake has PFAS monitoring data on record and no PFAS compounds are currently above EPA health-based guidelines. EPA finalized new PFAS drinking-water rules in 2024 requiring ongoing monitoring through 2029.

How do I pay my Cass Lake water bill?

Cass Lake bills can be paid at the utility's official payment portal: https://www.casscountymn.gov/1331/Paying-Your-Property-Tax. For questions about your bill, call 2183352238.

How many people does Cass Lake serve?

Cass Lake serves 750 people across 1 city in MN.

What cities does Cass Lake serve?

Cass Lake provides water service to: Cass Lake, MN.

Does Cass Lake have any EPA violations?

No, Cass Lake has no MCL violations on record.

What is Cass Lake's phone number?

You can contact Cass Lake at 2183352238. Their mailing address is: Cass Lake City Hall P.O. Box 877 Cass Lake, MN 56633.

Where can I find Cass Lake's Consumer Confidence Report?

Community water systems must publish an annual CCR. If you're looking for Cass Lake's CCR, contact them at 2183352238 or check back here β€” we update monthly. The 2027 revised CCR Rule introduces new direct-URL distribution requirements.

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

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

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