Lake County, South Dakota
7 ZIP codes · Home Safety Score unavailable · 0 of 7 tracked ZIP records scored
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData
ZIP Code Risk Map
Water Quality Map: Lake County, South Dakota
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 13 (asthma 9.7%, diabetes 12%)
Modeled additional annual cost estimate per homeowner: $1,110, largest modeled factor: Flood
60% of homes built before 1980 (lead paint was banned for residential use in 1978)
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINSA infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $1,110
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
5,775 housing units in Lake County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Health Outcomes vs National Average
CDC PLACES data for Lake County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems mapped to Lake County ZIP codes
4 community water systems mapped to Lake County ZIP codes; EPA may list more systems serving the county.
Systems with the most violations in Lake County
1 water system with violations in EPA records.
All ZIP Codes in Lake County
7 ZIP codes tracked in Lake County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 57016 | Chester | — | — | 1 | $226K |
| 2 | 57042 | Madison | — | — | 1 | $218K |
| 3 | 57050 | Nunda | — | — | 0 | $225K |
| 4 | 57054 | Ramona | — | — | 0 | $109K |
| 5 | 57057 | Rutland | — | — | $367K | |
| 6 | 57075 | Wentworth | — | — | 1 | $430K |
| 7 | 57076 | Winfred | — | — | 0 | $264K |
Recommended Buyer Guides for Lake County
When no specific signal shows up in the records, the list falls back to general water testing and filtration guides rather than staying empty.
- Best Lead Paint Test Kits — 60% of homes built before 1980
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Lake County, South Dakota
Overview
Lake County in South Dakota covers 7 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.
3 of 6 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. The available record reports no health-based violations for this measured scope.
← Back to South Dakota Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.