Minnehaha County, South Dakota — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Minnehaha County, SD?
In Minnehaha County, South Dakota, public U.S. EPA records track 718 regulated facilities (#1 of 109 in South Dakota), including 3 (0.4%) High-Risk sites and $10,615,000 in federal penalties. Countywide due diligence also covers 20 Safe Drinking Water (SDWIS) facilities, 518 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Minnehaha 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📊 Minnehaha County, SD Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Minnehaha County
Top EPA Regulated Facilities in Minnehaha 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 • BRANDON, SD (ZIP 57005 Sector) | MODERATE (51/100) | Violation Identified (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57103 Sector) | MODERATE (47/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57106 Sector) | MODERATE (44/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57104 Sector) | MODERATE (42/100) | Violation Identified (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57103 Sector) | MODERATE (36/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57104 Sector) | MODERATE (35/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57104 Sector) | MODERATE (34/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SIOUX FALLS, SD (ZIP 57104 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| NORTHERN STATES POWER D/B/A XCEL ENERGY FREE PREVIEW (LOW RISK) | 3 MI NE OF SIOUX FALLS ON BRAN, SIOUX FALLS, SD 57101 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| THE EVANGELICAL GOOD SAMARITAN SOCIETY FREE PREVIEW (LOW RISK) | 1000 W AVENUE NORTH, SIOUX FALLS, SD 57117 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| PRESIDIO COMPONENTS, INC FREE PREVIEW (LOW RISK) | 500 E. 60TH STREET N, SIOUX FALLS, SD 57104 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| SPARTAN ERV FREE PREVIEW (LOW RISK) | 1209 E BIRCH ST, BRANDON, SD 57005 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Minnehaha County, South Dakota Environmental Due Diligence
How many EPA-regulated environmental sites are in Minnehaha County, South Dakota?
Public U.S. EPA records track 718 regulated facilities in Minnehaha County, South Dakota (ranking #1 of 109 jurisdictions in SD). Of those, 3 (0.4%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 9 (1.3%) have active non-compliance quarters.
Which ZIP codes and cities in Minnehaha County have the highest regulated facility density?
Within Minnehaha County, the highest concentrations of EPA-tracked facilities are located in ZIP 57106 (Sioux Falls, 138 sites), ZIP 57105 (Sioux Falls, 123 sites), ZIP 57103 (Sioux Falls, 88 sites), spanning municipal corridors including Sioux Falls (1,289 sites), Garretson (21 sites), Colton (11 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Minnehaha County?
Across Minnehaha County, 575 facilities (80.1% 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 Minnehaha County, SD?
Geologic indoor air screening places Minnehaha 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 Minnehaha County, SD?
Federal records track 20 Safe Drinking Water (SDWIS) facilities, 518 Clean Water Act NPDES permits, and 128 impaired water dischargers in Minnehaha County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Minnehaha County, SD have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Minnehaha 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.