Oscoda County, Michigan
6 ZIP codes · Avg score 80/100 · Grade B · Updated 2026-06-03
Throughout Oscoda County, the 6 monitored ZIP codes show low violation rates and healthy safety scores — a pattern that puts the county well above the state baseline for drinking water quality.
How Oscoda County Compares
How Oscoda County Compares
Oscoda County scores 6 points above the Michigan state average (74/100) and 12 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Oscoda County, Michigan
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 17.3 (asthma 11.8%, diabetes 16.4%)
Estimated additional annual cost per homeowner: $732, driven primarily by energy_code_gap
Infrastructure: 0.377% avg pipe failure probability
69.2% of homes built before 1978 (lead paint era)
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: $732
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
10,433 housing units in Oscoda County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Health Outcomes vs National Average
CDC PLACES data for Oscoda 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 Oscoda County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Oak Leaf Manor | 36 | 5 |
| 2 | Garland Resort | 53 | 5 |
| 3 | AUSABLE VALLEY COMMUNITY | 147 | 0 |
| 4 | BIG CREEK/MENTOR UTILITY AUTHORITY | 622 | 0 |
| 5 | Maplewood and Stone Manors | 60 | 0 |
All ZIP Codes in Oscoda County
6 ZIP codes tracked in Oscoda County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 48621 | Fairview | 99 | A | 0 | $136K |
| 2 | 48647 | Mio | 99 | A | 0 | $123K |
| 3 | 49756 | Lewiston | 86 | A | 5 | $154K |
| 4 | 48619 | Comins | 66 | C | 0 | $125K |
| 5 | 48636 | Luzerne | 66 | C | 0 | $136K |
| 6 | 48728 | Curran | 66 | C | 0 | $168K |
Recommended Buyer Guides for Oscoda 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 — 69.2% of homes built before 1978
Overview
Oscoda County in Michigan covers 6 ZIP codes with an average Home Safety Score of B (80/100).
1 of 6 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← 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.