Somerville Lagoon
Somerville, TN · Fayette County · Publicly Owned Treatment Works
- Average flow
- 0.28 MGD
- Design flow
- 0.9 MGD
- NPDES permit
- TN0021652
- Effective
- Permit expires
- October 2027
- Population served
- 3,257
- CWNS 2022
Somerville Lagoon is a publicly owned wastewater treatment works in Somerville, Fayette County, Tennessee treating an average of 0.28 million gallons per day against a permitted design capacity of 0.9 MGD, serving about 3,257 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit TN0021652 (effective), which expires in October 2027, with 24 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
- 24
- Effluent violations
- 24
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
1 verified contact for Somerville Lagoon, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Somerville Lagoon, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Tennessee
Stanton · 8 mi away
0.2 MGD
Arlington · 9 mi away
—
Mason · 11 mi away
—
Arlington · 14 mi away
1.27 MGD
Stanton · 14 mi away
0.05 MGD
Moscow · 14 mi away
0.04 MGD
Rossville · 16 mi away
—
Memphis · 17 mi away
0.02 MGD
Somerville Lagoon: 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 August 18, 2026.