Brookings County, South Dakota — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Brookings County, SD?
In Brookings County, South Dakota, public U.S. EPA records track 56 regulated facilities (#24 of 109 in South Dakota), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 54 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Brookings 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📊 Brookings County, SD Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Brookings County
ZIP Codes in Brookings County
Top EPA Regulated Facilities in Brookings 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 • BROOKINGS, SD (ZIP 57006 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • BROOKINGS, SD (ZIP 57006 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| TEEN CHALLENGE OF THE DAKOTAS POND FREE PREVIEW (LOW RISK) | 400 W 16TH AVE S, BROOKINGS, SD 57006 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MILPARC NORTH ADDITION PHASE 1 FREE PREVIEW (LOW RISK) | 530 1ST ST. S., BROOKINGS, SD 57006 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WESTERN AVENUE SANITARY SEWER LIFT STATION CONSOLI FREE PREVIEW (LOW RISK) | 525 WESTERN AVE / WESTERN AVE ROW (FROM FOLSOM ST, BROOKINGS, SD 57006 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| LAKE POINSETT RECREATION AREA BOAT RAMP FREE PREVIEW (LOW RISK) | 45617 S POINSETT DR, ARLINGTON, SD 57212 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • BRUCE, SD (ZIP 57220 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • BROOKINGS, SD (ZIP 57006 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • BROOKINGS, SD (ZIP 57006 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ELKTON, SD (ZIP 57026 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • BROOKINGS, SD (ZIP 57006 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • BROOKINGS, SD (ZIP 57006 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Brookings County, South Dakota Environmental Due Diligence
How many EPA-regulated environmental sites are in Brookings County County, South Dakota?
Public U.S. EPA records track 56 regulated facilities in Brookings County County, South Dakota (ranking #24 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 Brookings County County have the highest regulated facility density?
Within Brookings County County, the highest concentrations of EPA-tracked facilities are located in ZIP 57006 (Brookings, 176 sites), ZIP 57276 (White, 14 sites), ZIP 57220 (Bruce, 8 sites), spanning municipal corridors including Brookings (185 sites), White (14 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Brookings County County?
Across Brookings County County, 0 facilities (0.0% 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 Brookings County County, SD?
Geologic indoor air screening places Brookings County 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 Brookings County County, SD?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 54 Clean Water Act NPDES permits, and 8 impaired water dischargers in Brookings County County, alongside 2 historical FEMA federal disaster declarations (1 flood/storm events).
Does Brookings County, SD have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Brookings County indicates a MODERATE 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.