Butte County, South Dakota
6 ZIP codes · Avg score 70/100 · Grade B · Updated 2026-06-04
For households in Butte County, the 6 ZIP codes on record show consistently safe tap water.
How Butte County Compares
How Butte County Compares
Butte County scores 10 points above the South Dakota state average (60/100) and 2 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Butte 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: 13.2 (asthma 10.4%, diabetes 11.5%)
Estimated additional annual cost per homeowner: $562, driven primarily by water_lead
Infrastructure: 0.373% avg pipe failure probability, 33% of ZIPs at high risk
64.2% 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: $562
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
5,068 housing units in Butte 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 Butte County
Remediation costs are relatively manageable for most homeowners in Butte 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 Butte 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 Butte County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | BUTTE-MEADE SWD-BEAN WELL | 1,481 | 16 |
| 2 | Nisland | 206 | 8 |
| 3 | VALE SANITARY DISTRICT | 120 | 5 |
| 4 | Bear Butte Valley Water | 450 | 5 |
| 5 | Belle Fourche | 5,617 | 3 |
9 total water systems serve Butte County.
All ZIP Codes in Butte County
6 ZIP codes tracked in Butte County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 57760 | Newell | 83 | B | 0 | $144K |
| 2 | 57788 | Vale | 82 | B | 5 (1 health) | $225K |
| 3 | 57717 | Belle Fourche | 75 | B | 3 | $215K |
| 4 | 57762 | Nisland | 73 | B | 8 | — |
| 5 | 57758 | Mud Butte | 53 | D | 0 | — |
| 6 | 57787 | Union Center | 53 | D | 0 | — |
Recommended Buyer Guides for Butte 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 — 64.2% of homes built before 1978
Deep Dive Reports
Detailed analysis for Butte County, South Dakota
Overview
Butte County in South Dakota covers 6 ZIP codes with an average Home Safety Score of B (70/100).
3 of 6 ZIP codes have recorded EPA violations. 1 health-based violation have been documented.
← 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.