Hughes County, South Dakota — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Hughes County, SD?
In Hughes County, South Dakota, public U.S. EPA records track 105 regulated facilities (#15 of 109 in South Dakota), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 10 Safe Drinking Water (SDWIS) facilities, 52 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Hughes County, SD 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Hughes County, SD Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Hughes County
ZIP Codes in Hughes County
Top EPA Regulated Facilities in Hughes County, SD
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • PIERRE, SD (ZIP 57501 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PIERRE, SD (ZIP 57501 Sector) | MODERATE (31/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PIERRE, SD (ZIP 57501 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PIERRE, SD (ZIP 57501 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • PIERRE, SD (ZIP 57501 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • BLUNT, SD (ZIP 57522 Sector) | MODERATE (21/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| SD DOT - BUILDING B FREE PREVIEW (LOW RISK) | 104 SOUTH GARFIELD - BUILDING B, PIERRE, SD 57501 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| TITAN MACHINERY - PIERRE FREE PREVIEW (LOW RISK) | 29315 EAST HIGHWAY 14, PIERRE, SD 57501 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| WALMART SUPERCENTER #1685 FREE PREVIEW (LOW RISK) | 1730 NORTH GARFIELD ROAD, PIERRE, SD 57501 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| WEGNER AUTO COMPANY FREE PREVIEW (LOW RISK) | 330 E SIOUX AVE, PIERRE, SD 57501 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • HARROLD, SD (ZIP 57536 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • PIERRE, SD (ZIP 57501 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Hughes County, South Dakota Environmental Due Diligence
How many EPA-regulated environmental sites are in Hughes County, South Dakota?
Public U.S. EPA records track 105 regulated facilities in Hughes County, South Dakota (ranking #15 of 109 jurisdictions in SD). Of those, 0 (0.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 0 (0.0%) have active non-compliance quarters.
Which ZIP codes and cities in Hughes County have the highest regulated facility density?
Within Hughes County, the highest concentrations of EPA-tracked facilities are located in ZIP 57501 (Pierre, 158 sites), ZIP 57536 (Harrold, 6 sites), ZIP 57522 (Blunt, 5 sites), spanning municipal corridors including Pierre (140 sites), Harrold (6 sites), Pierre, City Of (3 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Hughes County?
Across Hughes County, 60 facilities (57.1% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Hughes County, SD?
Geologic indoor air screening places Hughes County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Hughes County, SD?
Federal records track 10 Safe Drinking Water (SDWIS) facilities, 52 Clean Water Act NPDES permits, and 5 impaired water dischargers in Hughes County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).
Does Hughes County, SD have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Hughes County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.