Hughes County, South Dakota
1 ZIP code · Avg score 60/100 · Grade C · Updated 2026-06-04
The systems supplying Hughes County's 1 ZIP code vary in performance — most meet minimum standards, but violations in select areas are on record.
How Hughes County Compares
How Hughes County Compares
Hughes County scores 0 points above the South Dakota state average (60/100) and 8 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
Key Risk Factors
Health risk index: 12.3 (asthma 10.2%, diabetes 10.8%)
Estimated additional annual cost per homeowner: $1,940, driven primarily by flood
Infrastructure: 0.33% avg pipe failure probability
61% 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: $1,940
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
7,789 housing units in Hughes 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 Hughes County
Remediation costs are relatively manageable for most homeowners in Hughes 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 Hughes County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 4 systems in Hughes County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Pierre | 14,091 | 0 |
| 2 | Mid-dakota Rural Water | 11,833 | 0 |
| 3 | Spring Creek Sanitary District | 465 | 0 |
| 4 | Tmt, Inc. | 250 | 0 |
All ZIP Codes in Hughes County
1 ZIP code tracked in Hughes County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 57501 | Pierre | 60 | C | 0 | $223K |
Recommended Buyer Guides for Hughes County
Filtered against EPA monitoring data and CDC lead-exposure guidance, the guides below skip the generic catalog and connect directly to the contaminants and hazards on file here.
- Best Lead Paint Test Kits — 61% of homes built before 1978
- 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
Overview
Hughes County in South Dakota covers 1 ZIP code with an average Home Safety Score of C (60/100).
No EPA violations recorded across any tracked ZIP codes in Hughes County.
← Back to South Dakota 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.