Knox County, Tennessee — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Knox County, TN?
In Knox County, Tennessee, public U.S. EPA records track 2,273 regulated facilities (#4 of 163 in Tennessee), including 26 (1.1%) High-Risk sites and $1,078,969 in federal penalties. Countywide due diligence also covers 21 Safe Drinking Water (SDWIS) facilities, 1,276 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Knox 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📊 Knox County, TN Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Knox County
ZIP Codes in Knox County
Top EPA Regulated Facilities in Knox 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 • KNOXVILLE, TN (ZIP 37914 Sector) | HIGH (69/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • KNOXVILLE, TN (ZIP 37921 Sector) | HIGH (69/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • KNOXVILLE, TN (ZIP 37917 Sector) | HIGH (69/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • KNOXVILLE, TN (ZIP 37924 Sector) | HIGH (68/100) | Violation Identified (6 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • STRAWBERRY PLAINS, TN (ZIP 37871 Sector) | HIGH (67/100) | Violation Identified (5 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MASCOT, TN (ZIP 37806 Sector) | HIGH (64/100) | Significant Violation (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • KNOXVILLE, TN (ZIP 37917 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • KNOXVILLE, TN (ZIP 37916 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| EAST TENNESSEE CHILDREN'S HOSPITAL FREE PREVIEW (LOW RISK) | 2018 CLINCH AVENUE, KNOXVILLE, TN 37916 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| S & W LABS FREE PREVIEW (LOW RISK) | 919 MURRAY DRIVE, KNOXVILLE, TN 37912 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| KNOXVILLE HEALTH CARE CENTER,LTD. FREE PREVIEW (LOW RISK) | 2120 HIGHLAND AVE., KNOXVILLE, TN 37916 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| TRW INC TRANSPORTATION ELECTRONICS DIV FREE PREVIEW (LOW RISK) | 5008 N. NATIONAL DRIVE, KNOXVILLE, TN 37914 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Knox County, Tennessee Environmental Due Diligence
How many EPA-regulated environmental sites are in Knox County, Tennessee?
Public U.S. EPA records track 2,273 regulated facilities in Knox County, Tennessee (ranking #4 of 163 jurisdictions in TN). Of those, 26 (1.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 54 (2.4%) have active non-compliance quarters.
Which ZIP codes and cities in Knox County have the highest regulated facility density?
Within Knox County, the highest concentrations of EPA-tracked facilities are located in ZIP 37921 (Knoxville, 202 sites), ZIP 37920 (Knoxville, 197 sites), ZIP 37917 (Knoxville, 194 sites), spanning municipal corridors including Knoxville (2,242 sites), Corryton (33 sites), Mascot (32 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Knox County?
Across Knox County, 1,068 facilities (47.0% 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 Knox County, TN?
Geologic indoor air screening places Knox 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 Knox County, TN?
Federal records track 21 Safe Drinking Water (SDWIS) facilities, 1,276 Clean Water Act NPDES permits, and 545 impaired water dischargers in Knox County, alongside 4 historical FEMA federal disaster declarations (2 flood/storm events).
Does Knox County, TN have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Knox 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.