St. Johns County, Utah — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in St. Johns County, UT?
In St. Johns County, Utah, public U.S. EPA records track 1 regulated facilities (#68 of 68 in Utah), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water NPDES permits, 15 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
St. Johns County, UT 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 St. Johns County, UT Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in St. Johns County
ZIP Codes in St. Johns County
Top EPA Regulated Facilities in St. Johns County, UT
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 |
|---|---|---|---|---|
| CHURCH OF JC LDS - ST. JOHNS BLDG-CHURCH OF JC LDS - ST. JOHNS FREE PREVIEW (LOW RISK) | 50 E. NORTH TEMPLE ST, SALT LAKE CITY, UT 84150 | LOW (10/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — St. Johns County, Utah Environmental Due Diligence
How many EPA-regulated environmental sites are in St. Johns County, Utah?
Public U.S. EPA records track 1 regulated facilities in St. Johns County, Utah (ranking #68 of 68 jurisdictions in UT). 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 St. Johns County have the highest regulated facility density?
Within St. Johns County, the highest concentrations of EPA-tracked facilities are located in local postal sectors, spanning municipal corridors including St. Johns.
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in St. Johns County?
Across St. Johns 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 St. Johns County, UT?
Geologic indoor air screening places St. Johns County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in St. Johns County, UT?
Federal records track 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water dischargers in St. Johns County, alongside 15 historical FEMA federal disaster declarations (3 flood/storm events).
Does St. Johns County, UT have expansive clay soil or foundation risk?
USDA regional soil engineering screening for St. Johns 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.