Penny Lake Estates Subdivision
EPA ID: MI0005235 · 390 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Penny Lake Estates Subdivision (MI0005235): no EPA violations recorded in the last five years. Five years of EPA monitoring have produced no violations for Penny Lake Estates Subdivision - the supplier serving 390 residents has kept every contaminant level within federal limits, a result that places it among the top-performing utilities for systems with a service population of comparable size.
Data: EPA SDWIS
Service Area Map
Coverage area for Penny Lake Estates Subdivision Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Penny Lake Estates Subdivision serves a community with a median household income of $89,411 and an estimated 24,118 residents across its service area. Approximately 47% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Penny Lake Estates Subdivision's water is pumped from underground aquifers. 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 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
Penny Lake Estates Subdivision (EPA ID: MI0005235) is a community water system in Michigan that serves approximately 390 people from groundwater sources.
This system serves ZIP code 48390 in Walled Lake.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0005 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
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.
- 48390 - Walled Lake
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Penny Lake Estates Subdivision (MI0005235) on EPA.gov.
Frequently Asked Questions
Is Penny Lake Estates Subdivision water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Penny Lake Estates Subdivision 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 Penny Lake Estates Subdivision serve?
Penny Lake Estates Subdivision serves approximately 390 people across 1 ZIP code in Michigan.
Where does Penny Lake Estates Subdivision get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Penny Lake Estates Subdivision Water Quality Report, MI. https://zipcheckup.com/water-system/mi0005235/
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