Trimble STP
Trimble, TN · Dyer County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.2 MGD
- NPDES permit
- TN0062120
- Effective
- Permit expires
- June 2030
- Population served
- 782
- CWNS 2022
Trimble STP is a publicly owned wastewater treatment works in Trimble, Dyer County, Tennessee, serving about 782 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit TN0062120 (effective), which expires in June 2030, with 7 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 3
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Trimble STP.
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Nearby wastewater treatment plants in Tennessee
Obion · 5 mi away
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Newbern · 6 mi away
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Kenton · 10 mi away
0.17 MGD
Dyer · 13 mi away
0.18 MGD
Union City · 17 mi away
2.2 MGD
Dyersburg · 17 mi away
3.12 MGD
Ridgely · 18 mi away
0.05 MGD
Martin · 18 mi away
1.21 MGD
Trimble 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 March 15, 2025.