Twin Falls County, Idaho — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Twin Falls County, ID?
In Twin Falls County, Idaho, public U.S. EPA records track 489 regulated facilities (#6 of 83 in Idaho), including 15 (3.1%) High-Risk sites and $1,280,388 in federal penalties. Countywide due diligence also covers 63 Safe Drinking Water (SDWIS) facilities, 332 Clean Water NPDES permits, 11 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Twin Falls County, ID 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Twin Falls County, ID Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Twin Falls County
ZIP Codes in Twin Falls County
Top EPA Regulated Facilities in Twin Falls County, ID
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 • TWIN FALLS, ID (ZIP 83301 Sector) | HIGH (87/100) | Significant Violation (11 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • TWIN FALLS, ID (ZIP 83301 Sector) | HIGH (71/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • TWIN FALLS, ID (ZIP 83301 Sector) | HIGH (67/100) | Violation Identified (11 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • HAGERMAN, ID (ZIP 83332 Sector) | HIGH (64/100) | Violation Identified (1 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MURTAUGH, ID (ZIP 83344 Sector) | HIGH (64/100) | Violation Identified (1 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • TWIN FALLS, ID (ZIP 83301 Sector) | HIGH (64/100) | Violation Identified (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • BUHL, ID (ZIP 83316 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • TWIN FALLS, ID (ZIP 83301 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| DAYDREAM RANCH AQUACULTURE SITE FREE PREVIEW (LOW RISK) | 736 ADDISON AVE W, TWIN FALLS, ID 83301 | LOW (17/100) | Unknown (0 qtrs NC) | $0 |
| LYNWOOD MALL SHOPPING CENTER FREE PREVIEW (LOW RISK) | 550 BLUE LAKES BLVD N, TWIN FALLS, ID 83301 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| THE TRANSMISSION SHOP FREE PREVIEW (LOW RISK) | 312 5TH AVE. W., TWIN FALLS, ID 83301 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| VALLEY AGRONOMICS HANSEN FREE PREVIEW (LOW RISK) | 22657 HIGHWAY 30, HANSEN, ID 83334 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Twin Falls County, Idaho Environmental Due Diligence
How many EPA-regulated environmental sites are in Twin Falls County, Idaho?
Public U.S. EPA records track 489 regulated facilities in Twin Falls County, Idaho (ranking #6 of 83 jurisdictions in ID). Of those, 15 (3.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 46 (9.4%) have active non-compliance quarters.
Which ZIP codes and cities in Twin Falls County have the highest regulated facility density?
Within Twin Falls County, the highest concentrations of EPA-tracked facilities are located in ZIP 83316 (Buhl, 94 sites), ZIP 83341 (Kimberly, 58 sites), ZIP 83328 (Twin Falls, 34 sites), spanning municipal corridors including Buhl (94 sites), Kimberly (61 sites), Filer (33 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Twin Falls County?
Across Twin Falls County, 169 facilities (34.6% 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 Twin Falls County, ID?
Geologic indoor air screening places Twin Falls 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 Twin Falls County, ID?
Federal records track 63 Safe Drinking Water (SDWIS) facilities, 332 Clean Water Act NPDES permits, and 109 impaired water dischargers in Twin Falls County, alongside 11 historical FEMA federal disaster declarations (3 flood/storm events).
Does Twin Falls County, ID have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Twin Falls County indicates a LOW 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.