Cumberland City Lagoon
Hwy 434, Near River Mile 104.5, Cumberland City, TN 37050 · Stewart County · Publicly Owned Treatment Works
- Average flow
- 0.02 MGD
- Design flow
- 0.09 MGD
- NPDES permit
- TN0025119
- Effective
- Permit expires
- May 2030
- Population served
- 336
- CWNS 2022
Cumberland City Lagoon is a publicly owned wastewater treatment works in Cumberland City, Stewart County, Tennessee treating an average of 0.02 million gallons per day against a permitted design capacity of 0.09 MGD, serving about 336 residents. It discharges under NPDES permit TN0025119 (effective), which expires in May 2030, with 30 recorded violations in the last three years.
Treatment technology
2 treatment structures and unit processes identified at Cumberland City Lagoon.
Available with a free Klarifi account
See the full treatment train at Cumberland City Lagoon: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 30
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Cumberland City Lagoon.
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Dover · 13 mi away
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Cunningham · 14 mi away
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Mcewen · 20 mi away
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Waverly · 25 mi away
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Dickson · 27 mi away
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Big Sandy · 28 mi away
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Cumberland City 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 October 26, 2026; facility record last updated March 16, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Filter press · FOG · all terms