Lapeer County, Michigan
10 ZIP codes · Avg score 75/100 · Grade B · Updated 2026-06-03
Across Lapeer County's 10 ZIP codes, EPA compliance data shows above-average performance — violation rates are minimal, none of the county's systems have triggered health-based MCL exceedances in recent cycles, and the county's scores have stayed above the national baseline across every recent reporting period.
How Lapeer County Compares
How Lapeer County Compares
Lapeer County scores 1 points above the Michigan state average (74/100) and 7 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Lapeer County, Michigan
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 11.4%, diabetes 11.9%)
Estimated additional annual cost per homeowner: $719, driven primarily by energy_code_gap
Infrastructure: 0.366% avg pipe failure probability, 30% of ZIPs at high risk
60.8% of homes built before 1978 (lead paint era)
Violation History (2022–2023)
→ Stable trendEPA violation counts by year across Lapeer County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 5 violations. Past 5 years: 6 total (6 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $719
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
34,649 housing units in Lapeer County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Lapeer County
Remediation costs are relatively manageable for most homeowners in Lapeer County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Lapeer County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Lapeer County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Lapeer, | 9,023 | 13 |
| 2 | Wedgewood Golfside Condo Assoc | 125 | 13 |
| 3 | Washburn Lake Village Mhp | 108 | 13 |
| 4 | Hillside Acres | 48 | 13 |
| 5 | Sandhill Estates | 75 | 6 |
12 total water systems serve Lapeer County.
All ZIP Codes in Lapeer County
10 ZIP codes tracked in Lapeer County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 48428 | Dryden | 83 | B | 1 | $307K |
| 2 | 48461 | North Branch | 83 | B | 0 | $193K |
| 3 | 48421 | Columbiaville | 82 | B | 2 | $208K |
| 4 | 48727 | Clifford | 81 | B | 2 | $154K |
| 5 | 48444 | Imlay City | 79 | B | 2 (1 health) | $237K |
| 6 | 48446 | Lapeer | 74 | B | 13 (2 health) | $206K |
| 7 | 48003 | Almont | 73 | B | 1 | $275K |
| 8 | 48455 | Metamora | 73 | B | 0 | $354K |
| 9 | 48412 | Attica | 68 | C | 6 (3 health) | $229K |
| 10 | 48464 | Otter Lake | 53 | D | 0 | $187K |
Recommended Buyer Guides for Lapeer County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 60.8% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Lapeer County, Michigan
Overview
Lapeer County in Michigan covers 10 ZIP codes with an average Home Safety Score of B (75/100).
7 of 10 ZIP codes have recorded EPA violations. 6 health-based violations have been documented.
← Back to Michigan water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.