City Of Rocky Top STP
156 Industrial Park Road, Rocky Top, TN 37769 · Anderson County · Publicly Owned Treatment Works
- Average flow
- 0.54 MGD
- Design flow
- 0.95 MGD
- NPDES permit
- TN0025127
- Effective
- Permit expires
- October 2028
- Population served
- 1,994
- CWNS 2022
City Of Rocky Top STP is a publicly owned wastewater treatment works in Rocky Top, Anderson County, Tennessee treating an average of 0.54 million gallons per day against a permitted design capacity of 0.95 MGD, serving about 1,994 residents. It discharges under NPDES permit TN0025127 (effective), which expires in October 2028, with 15 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in September 2021.
Treatment technology
3 treatment structures and unit processes identified at City Of Rocky Top STP.
Available with a free Klarifi account
See the full treatment train at City Of Rocky Top STP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 15
- Effluent violations
- 15
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for City Of Rocky Top STP in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $117,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Sep 2021
CITY OF ROCKY TOP, ROCKY TOP TENNESSEE
Administrative order · CWA, NPDES Discharge without a Permit · Final Order No Penalty · Compliance actions $117,000
Source: EPA ECHO, civil enforcement case 04-2021-0312.
Full case history with a free Klarifi account
Every action against City Of Rocky Top STP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at City Of Rocky Top STP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Tennessee
Rocky Top · 3 mi away
0.00008 MGD
Briceville · 3 mi away
0.00078 MGD
Briceville · 3 mi away
—
Norris · 5 mi away
0.11 MGD
Caryville · 7 mi away
0.64 MGD
Clinton · 9 mi away
2.1 MGD
Heiskell · 10 mi away
0.07 MGD
Knoxville · 15 mi away
6.35 MGD
City Of Rocky Top STP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated November 29, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms