How much wastewater does Lockhart WWTP 2 treat?

Lockhart WWTP 2 treats an average of 1.01 MGD and is permitted for a design flow of 1.5 MGD.

What treatment technology does Lockhart WWTP 2 use?

Klarifi has identified clarifiers, carrousels / oxidation ditches at the Lockhart facility.

What is the NPDES permit for Lockhart WWTP 2?

The facility discharges under NPDES permit TX0113565, currently effective, expiring April 2031.

Is Lockhart WWTP 2 in compliance?

Discharge monitoring reports show 2 violations at Lockhart WWTP 2 in the last three years, 2 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Lockhart WWTP 2 and how do I contact them?

Lockhart WWTP 2 is a publicly owned treatment works in Lockhart, Texas. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Lockhart WWTP 2

Lockhart, TX · Caldwell County · Publicly Owned Treatment Works

Average flow: 1.01 MGD

Design flow: 1.5 MGD

NPDES permit: TX0113565; Effective

Permit expires: April 2031

Population served: —; CWNS 2022

Lockhart WWTP 2 is a publicly owned wastewater treatment works in Lockhart, Caldwell County, Texas treating an average of 1.01 million gallons per day against a permitted design capacity of 1.5 MGD. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit TX0113565 (effective), which expires in April 2031, with 2 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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Carrousels / oxidation ditches

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Compliance snapshot (last 3 years)

Total violations: 2

Effluent violations: 2

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

Key contacts

Decision-makers at Lockhart WWTP 2.

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Lockhart WWTP 2: 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 May 27, 2025.

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