Johnson County, Tennessee — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Johnson County, TN?
In Johnson County, Tennessee, public U.S. EPA records track 127 regulated facilities (#69 of 163 in Tennessee), including 4 (3.1%) High-Risk sites and $14,314 in federal penalties. Countywide due diligence also covers 23 Safe Drinking Water (SDWIS) facilities, 88 Clean Water NPDES permits, 6 FEMA Federal Disaster Declarations (4 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Johnson County, TN 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Johnson County, TN Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Johnson County
Top EPA Regulated Facilities in Johnson County, TN
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 • MOUNTAIN CITY, TN (ZIP 37683 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MOUNTAIN CITY, TN (ZIP 37683 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • TRADE, TN (ZIP 37691 Sector) | MODERATE (48/100) | Violation Identified (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • MOUNTAIN CITY, TN (ZIP 37683 Sector) | MODERATE (38/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • BUTLER, TN (ZIP 37640 Sector) | MODERATE (32/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MOUNTAIN CITY, TN (ZIP 37683 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • MOUNTAIN CITY, TN (ZIP 37683 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MOUNTAIN CITY, TN (ZIP 37683 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| PARKDALE MILLS, PLANT 16 FREE PREVIEW (LOW RISK) | 3916 HWY 421 SOUTH, MOUNTAIN CITY, TN 37683 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| EAGLE BAY-70 LOT SUBDIVISION FREE PREVIEW (LOW RISK) | 450 COWAN TOWN RD, BUTLER, TN 37640 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WILLEN GAP ROAD FREE PREVIEW (LOW RISK) | WILLEN GAP ROAD TRIBUTARIES TO FORGE CREEK, MOUNTAIN CITY, TN 37683 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| CHESTNUT RIDGE SUBDIVISION FREE PREVIEW (LOW RISK) | SINK VALLEY ROAD, BUTLER, TN 37640 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Johnson County, Tennessee Environmental Due Diligence
How many EPA-regulated environmental sites are in Johnson County, Tennessee?
Public U.S. EPA records track 127 regulated facilities in Johnson County, Tennessee (ranking #69 of 163 jurisdictions in TN). Of those, 4 (3.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 11 (8.7%) have active non-compliance quarters.
Which ZIP codes and cities in Johnson County have the highest regulated facility density?
Within Johnson County, the highest concentrations of EPA-tracked facilities are located in ZIP 37683 (Mountain City, 70 sites), ZIP 37640 (Butler, 44 sites), ZIP 37691 (Trade, 11 sites), spanning municipal corridors including Mountain City (70 sites), Butler (45 sites), Trade (12 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Johnson County?
Across Johnson County, 16 facilities (12.6% 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 Johnson County, TN?
Geologic indoor air screening places Johnson 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 Johnson County, TN?
Federal records track 23 Safe Drinking Water (SDWIS) facilities, 88 Clean Water Act NPDES permits, and 29 impaired water dischargers in Johnson County, alongside 6 historical FEMA federal disaster declarations (4 flood/storm events).
Does Johnson County, TN have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Johnson County indicates a LOW 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.