How much wastewater does Tdcj Coffield Unit treat?

Tdcj Coffield Unit treats an average of 1.52 MGD and is permitted for a design flow of 2.85 MGD.

What is the NPDES permit for Tdcj Coffield Unit?

The facility discharges under NPDES permit TX0031577, currently effective, expiring September 2027.

Is Tdcj Coffield Unit in compliance?

Discharge monitoring reports show 29 violations at Tdcj Coffield Unit in the last three years, 29 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Tdcj Coffield Unit and how do I contact them?

Tdcj Coffield Unit is a publicly owned treatment works in Tennessee Colony, Texas. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Tdcj Coffield Unit

Tennessee Colony, TX · Anderson County · Publicly Owned Treatment Works

Average flow: 1.52 MGD

Design flow: 2.85 MGD

NPDES permit: TX0031577; Effective

Permit expires: September 2027

Population served: —; CWNS 2022

Tdcj Coffield Unit is a publicly owned wastewater treatment plant in Tennessee Colony, Anderson County, Texas treating an average of 1.52 million gallons per day against a permitted design capacity of 2.85 MGD. It discharges under NPDES permit TX0031577 (effective), which expires in September 2027, with 29 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Treatment structure data not yet analyzed for this facility.

Compliance snapshot (last 3 years)

Total violations: 29

Effluent violations: 29

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Decision-makers at Tdcj Coffield Unit.

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Tdcj Coffield Unit: 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 July 3, 2025.

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