Madisonville STP
619 Tellico St, Madisonville, TN 37354 · Monroe County · Publicly Owned Treatment Works
- Average flow
- 0.54 MGD
- Design flow
- 0.8 MGD
- NPDES permit
- TN0025020
- Effective
- Permit expires
- October 2028
- Population served
- 4,950
- CWNS 2022
Madisonville STP is a publicly owned wastewater treatment works in Madisonville, Monroe County, Tennessee treating an average of 0.54 million gallons per day against a permitted design capacity of 0.8 MGD, serving about 4,950 residents. It discharges under NPDES permit TN0025020 (effective), which expires in October 2028, with 16 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at Madisonville STP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 16
- Effluent violations
- 16
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Madisonville STP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Tennessee
Vonore · 8 mi away
0.31 MGD
Sweetwater · 8 mi away
1.09 MGD
Vonore · 9 mi away
0.56 MGD
Englewood · 11 mi away
0.12 MGD
Tellico Plains · 11 mi away
0.09 MGD
Niota · 12 mi away
0.11 MGD
Maryville · 16 mi away
—
Lenoir City · 19 mi away
1.78 MGD
Madisonville 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 October 3, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms