County page
Knox County
Knox County currently shows 1 Superfund site, 671 imported facility profiles, and 2,199,248 lbs in loaded TRI releases.
Overview
What this county page is saying
This live county page is generated from the ingested EPA datasets. It merges ECHO facility compliance rows, TRI release totals, and any Superfund sites attached to Knox County.
The latest loaded TRI year is 2024, with 2,199,248 lbs in county-level on-site releases tied to the imported facility set.
Focus points
Design and product notes
County pages combine facility compliance history with chemical release totals.
TRI chemistry shows what is being reported, while ECHO shows who keeps drawing enforcement attention.
Superfund records add legacy cleanup context even when live contaminant detail is still sparse.
Superfund layer
Cleanup sites in this county
Smokey Mountain Smelters
Smokey Mountain Smelters is in EPA's Superfund layer for Knoxville, TN. Live ingestion currently includes the official EPA detail links and geocoded site record.
Facilities
Worst polluters and compliance pressure
Cemex Construction Materials Atlantic Llc
Violation Identified across 6 of the last 12 quarters, with $12,000 in recorded penalties.
Darling Ingredients Inc. (fka Valley Protein Fka Cbp Resources Inc)
Violation Identified across 4 of the last 12 quarters, with $10,660 in recorded penalties.
Leisure Pools and Spas Manufacturing Na, Inc.
No Violation Identified across 3 of the last 12 quarters, with $23,773 in recorded penalties.
Flying J Travel Plaza
Violation Identified across 9 of the last 12 quarters, with $5,027 in recorded penalties.
Cmc Steel Tennessee
Significant noncompliance across 7 of the last 12 quarters in the imported ECHO record.
Hallsdale-powell U.d.-granny Bright Spring
Violation Identified across 12 of the last 12 quarters in the imported ECHO record.
Kuwahee Wastewater Treatment Plant
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
First U.d. Knox Co.-turkey Cr
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
First U.d. of Knox County-filter Plant
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
Nyrstar Tn Mines-strawberry Plains, Llc-well
Violation Identified across 11 of the last 12 quarters in the imported ECHO record.
University of Tennessee, Austin Peay Building
Significant noncompliance across 4 of the last 12 quarters, with $12,170 in recorded penalties.
Hancock Tree Service
Violation Identified across 4 of the last 12 quarters, with $7,744 in recorded penalties.
Skynano, Llc
Significant noncompliance across 4 of the last 12 quarters, with $5,470 in recorded penalties.
Kub, Fourth Creek Wastewater Treatment Plant
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Knoxville Utilities Board - East Bridge Stp
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Loves Creek Wastewater Treatment Plant
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
Pilot Travel Center #270
Violation Identified across 8 of the last 12 quarters in the imported ECHO record.
West Knox Ud Melton Lake Wwtp
Significant noncompliance across 8 of the last 12 quarters in the imported ECHO record.
Tforce Freight - Knoxville
No Violation Identified with $860,400 in recorded penalties.
Nyrstar Tennessee Mines - Strawberry Plains Llc
No Violation Identified. Last recorded ECHO inspection: 2025-07-22.
| Chemical | Group | Facilities | Total pounds |
|---|---|---|---|
| Zinc compounds | TRI-listed chemical | 2 | 1,775,775 lbs |
| Styrene | Volatile organic compound | 2 | 347,345 lbs |
| Ammonia | TRI-listed chemical | 4 | 35,333 lbs |
| Nitrate compounds (water dissociable; reportable only when in aqueous solution) | TRI-listed chemical | 4 | 12,635 lbs |
| m-Xylene | Volatile organic compound | 1 | 10,478 lbs |
| Ethyl acrylate | TRI-listed chemical | 1 | 3,117 lbs |
| Methyl methacrylate | TRI-listed chemical | 1 | 2,738 lbs |
| Acrylic acid | TRI-listed chemical | 1 | 1,748 lbs |
| Toluene | Volatile organic compound | 3 | 1,738 lbs |
| Lead compounds | Metals and metal compounds | 6 | 1,543 lbs |
| Manganese compounds | TRI-listed chemical | 1 | 1,150 lbs |
| Maleic anhydride | TRI-listed chemical | 1 | 1,064 lbs |
| n-Hexane | TRI-listed chemical | 2 | 955 lbs |
| Acrylonitrile | TRI-listed chemical | 1 | 654 lbs |
| Butyl acrylate | TRI-listed chemical | 1 | 646 lbs |
| Benzene | Volatile organic compound | 2 | 540 lbs |
| Xylene (mixed isomers) | Volatile organic compound | 2 | 320 lbs |
| Cyclohexane | TRI-listed chemical | 1 | 290 lbs |
| Copper compounds | TRI-listed chemical | 1 | 219 lbs |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | Metals and metal compounds | 2 | 211 lbs |
Violation pages
State-level violation context tied to this county
-
Clean Air Act violations in Tennessee
Tennessee facilities in the imported ECHO data show air-program oversight, inspections, or noncompliance signals.
-
Clean Water Act violations in Tennessee
Tennessee facilities in the imported ECHO data show water-permit pressure, inspections, or noncompliance signals.
-
RCRA violations in Tennessee
Tennessee facilities in the imported ECHO data show hazardous-waste or RCRA oversight signals.