Mckenzie STP
Mckenzie, TN · Carroll County · Publicly Owned Treatment Works
- Average flow
- 0.59 MGD
- Design flow
- 2 MGD
- NPDES permit
- TN0020613
- Effective
- Permit expires
- February 2030
- Population served
- 5,517
- CWNS 2022
Mckenzie STP is a publicly owned wastewater treatment works in Mckenzie, Carroll County, Tennessee treating an average of 0.59 million gallons per day against a permitted design capacity of 2 MGD, serving about 5,517 residents. Treatment on site includes clarifiers. It discharges under NPDES permit TN0020613 (effective), which expires in February 2030, with 204 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
- 204
- Effluent violations
- 204
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
2 verified contacts for Mckenzie STP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Mckenzie STP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Tennessee
Huntingdon · 9 mi away
0.52 MGD
Gleason · 9 mi away
—
Trezevant · 10 mi away
0.1 MGD
Huntingdon · 10 mi away
0.16 MGD
Dresden · 12 mi away
—
Dresden · 17 mi away
0.11 MGD
Bradford · 17 mi away
—
Greenfield · 17 mi away
0.18 MGD
Mckenzie 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 1, 2025.