Milan STP
Milan, TN · Gibson County · Publicly Owned Treatment Works
- Average flow
- 0.97 MGD
- Design flow
- 2.55 MGD
- NPDES permit
- TN0062375
- Effective
- Permit expires
- July 2030
- Population served
- 7,642
- CWNS 2022
Milan STP is a publicly owned wastewater treatment works in Milan, Gibson County, Tennessee treating an average of 0.97 million gallons per day against a permitted design capacity of 2.55 MGD, serving about 7,642 residents. Treatment on site includes clarifiers. It discharges under NPDES permit TN0062375 (effective), which expires in July 2030, with 43 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
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Compliance snapshot (last 3 years)
- Total violations
- 43
- Effluent violations
- 43
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Milan STP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Milan STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Tennessee
Trezevant · 9 mi away
0.1 MGD
Bradford · 12 mi away
—
Trenton · 12 mi away
0.64 MGD
Humboldt · 13 mi away
3.04 MGD
Jackson · 14 mi away
0.0082 MGD
Jackson · 14 mi away
2.45 MGD
Greenfield · 17 mi away
0.18 MGD
Huntingdon · 18 mi away
0.52 MGD
Milan 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 September 11, 2026; facility record last updated May 25, 2025.