Fall River County, South Dakota — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Fall River County, SD?
In Fall River County, South Dakota, public U.S. EPA records track 48 regulated facilities (#30 of 109 in South Dakota), including 1 (2.1%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 18 Safe Drinking Water (SDWIS) facilities, 22 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (0 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Fall River 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📊 Fall River County, SD Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Fall River County
ZIP Codes in Fall River County
Top EPA Regulated Facilities in Fall River 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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • EDGEMONT, SD (ZIP 57735 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • HOT SPRINGS, SD (ZIP 57747 Sector) | MODERATE (43/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • HOT SPRINGS, SD (ZIP 57747 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 • UNK, SD (ZIP 99999 Sector) | MODERATE (30/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • HOT SPRINGS, SD (ZIP 57747 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ORAL, SD (ZIP 57766 Sector) | MODERATE (20/100) | Inactive (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| HILLS EDGE AUTO FREE PREVIEW (LOW RISK) | 12941 ARGYLE ROAD, HOT SPRINGS, SD 57747 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| SPACE ORDNANCE SYSTEMS FREE PREVIEW (LOW RISK) | BLACK HILLS ARMY DEPOT, EDGEMONT, SD 57735 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| US ACOE: BLACK HILLS ARMY DEPOT FREE PREVIEW (LOW RISK) | T9SR1E SEC 34-36 31-35, EDGEMONT, SD 57735 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| WESTERN DAKOTA STRIKE TEAMS INC FREE PREVIEW (LOW RISK) | 210 SOUTH 16TH, HOT SPRINGS, SD 57747 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • HOT SPRINGS, SD (ZIP 57747 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • EDGEMONT, SD (ZIP 57735 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Fall River County, South Dakota Environmental Due Diligence
How many EPA-regulated environmental sites are in Fall River County, South Dakota?
Public U.S. EPA records track 48 regulated facilities in Fall River County, South Dakota (ranking #30 of 109 jurisdictions in SD). Of those, 1 (2.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 4 (8.3%) have active non-compliance quarters.
Which ZIP codes and cities in Fall River County have the highest regulated facility density?
Within Fall River County, the highest concentrations of EPA-tracked facilities are located in ZIP 57747 (Hot Springs, 40 sites), ZIP 57766 (Oral, 3 sites), ZIP 57774 (Igloo, 2 sites), spanning municipal corridors including Oral (3 sites), Smithwick (1 sites), Igloo (1 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Fall River County?
Across Fall River County, 21 facilities (43.8% 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 Fall River County, SD?
Geologic indoor air screening places Fall River 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 Fall River County, SD?
Federal records track 18 Safe Drinking Water (SDWIS) facilities, 22 Clean Water Act NPDES permits, and 3 impaired water dischargers in Fall River County, alongside 1 historical FEMA federal disaster declarations (0 flood/storm events).
Does Fall River County, SD have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Fall River County indicates a HIGH shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.