Aurora County, South Dakota — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Aurora County, SD?
In Aurora County, South Dakota, public U.S. EPA records track 17 regulated facilities (#87 of 109 in South Dakota), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 4 Safe Drinking Water (SDWIS) facilities, 13 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).
Aurora 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📊 Aurora County, SD Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Aurora County
ZIP Codes in Aurora County
Top EPA Regulated Facilities in Aurora 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 • WHITE LAKE, SD (ZIP 57383 Sector) | MODERATE (26/100) | Violation Identified (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PLANKINTON, SD (ZIP 57368 Sector) | MODERATE (19/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| AURORA COOPERATIVE OIL COMPANY FREE PREVIEW (LOW RISK) | HIGHWAY 281 SOUTH, STICKNEY, SD 57375 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| BLOCKER FLYING SERVICE FREE PREVIEW (LOW RISK) | 401 EAST COMMERCE, PLANKINTON, SD 57368 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| DAKOTA AGROW FREE PREVIEW (LOW RISK) | 38731 US HWY 16, PLANKINTON, SD 57368 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| SD DOT - WHITE LAKE REST AREA EASTBOUND FREE PREVIEW (LOW RISK) | INTERSTATE REST AREA, WHITE LAKE, SD 57383 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • , SD (ZIP Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • WHITE LAKE, SD (ZIP 57383 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • STICKNEY, SD (ZIP 57375 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • , SD (ZIP Sector) | LOW (11/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • PLANKINTON, SD (ZIP 57368 Sector) | LOW (11/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • , SD (ZIP Sector) | LOW (10/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Aurora County, South Dakota Environmental Due Diligence
How many EPA-regulated environmental sites are in Aurora County, South Dakota?
Public U.S. EPA records track 17 regulated facilities in Aurora County, South Dakota (ranking #87 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 1 (5.9%) have active non-compliance quarters.
Which ZIP codes and cities in Aurora County have the highest regulated facility density?
Within Aurora County, the highest concentrations of EPA-tracked facilities are located in ZIP 57383 (White Lake, 10 sites), spanning municipal corridors including White Lake (10 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Aurora County?
Across Aurora County, 3 facilities (17.6% 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 Aurora County, SD?
Geologic indoor air screening places Aurora 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 Aurora County, SD?
Federal records track 4 Safe Drinking Water (SDWIS) facilities, 13 Clean Water Act NPDES permits, and 0 impaired water dischargers in Aurora County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Aurora County, SD have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Aurora 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.