Maple Lake
EPA ID: MN1860011 · 2,215 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Maple Lake (MN1860011): no drinking-water violations recorded since 2021. Nothing in the federal violation file is listed against Maple Lake, a system that provides water to roughly 2,215 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Maple Lake Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Maple Lake have a median household income of $94,911 and about 5,266 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 67% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Maple Lake's water is classified in EPA records as a groundwater source. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Minnesota
System Overview
Maple Lake (EPA ID: MN1860011) is a community water system in Minnesota that serves approximately 2,215 people from groundwater sources.
This system serves ZIP code 55358 in Maple Lake.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.002 mg/L | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
1 of 1 ZIP records with known zones is in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by MN or modeled from parcel and building-footprint data.
- 55358 - Maple Lake
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Maple Lake (MN1860011) on EPA.gov.
Frequently Asked Questions
Is Maple Lake water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Maple Lake in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Maple Lake serve?
Maple Lake serves approximately 2,215 people across 1 ZIP code in Minnesota.
Where does Maple Lake get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Maple Lake Water Quality Report, MN. https://zipcheckup.com/water-system/mn1860011/
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author = {{ZipCheckup}},
title = {{Maple Lake Water Quality Report, MN}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/mn1860011/}
}