Laurium
EPA ID: MI0003810 · 1,947 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Laurium (MI0003810): no drinking-water violations recorded since 2021. Although compliance varies widely among water utilities nationally, the SDWIS file for Laurium lists no EPA violations for this supplier, whose service area covers 1,947 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Laurium Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Laurium have a median household income of $50,469 and about 7,564 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 68% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: On average, 50% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Laurium'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.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Michigan
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Laurium (EPA ID: MI0003810) is a community water system in Michigan that serves approximately 1,947 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2022-12-31 |
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
2 of 2 ZIP records with known zones are in EPA Radon Zone 2.
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 MI or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Laurium (MI0003810) on EPA.gov.
Frequently Asked Questions
Is Laurium water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Laurium 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 Laurium serve?
Laurium serves approximately 1,947 people across 2 ZIP codes in Michigan.
Where does Laurium get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Laurium Water Quality Report, MI. https://zipcheckup.com/water-system/mi0003810/
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author = {{ZipCheckup}},
title = {{Laurium Water Quality Report, MI}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/mi0003810/}
}