How much wastewater does City Of Waelder WWTP treat?

City Of Waelder WWTP treats an average of 0.08 MGD and is permitted for a design flow of 0.3 MGD.

What treatment technology does City Of Waelder WWTP use?

Klarifi has identified aerated lagoons, uncovered lagoons at the Waelder facility.

What is the NPDES permit for City Of Waelder WWTP?

The facility discharges under NPDES permit TX0034452, currently effective, expiring March 2029.

Is City Of Waelder WWTP in compliance?

Discharge monitoring reports show 123 violations at City Of Waelder WWTP in the last three years, 51 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates City Of Waelder WWTP and how do I contact them?

City Of Waelder WWTP is a publicly owned treatment works in Waelder, Texas. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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City Of Waelder WWTP

Waelder, TX · Gonzales County · Publicly Owned Treatment Works

Average flow: 0.08 MGD

Design flow: 0.3 MGD

NPDES permit: TX0034452; Effective

Permit expires: March 2029

Population served: 857; CWNS 2022

City Of Waelder WWTP is a publicly owned wastewater treatment works in Waelder, Gonzales County, Texas treating an average of 0.08 million gallons per day against a permitted design capacity of 0.3 MGD, serving about 857 residents. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit TX0034452 (effective), which expires in March 2029, with 123 recorded violations in the last three years.

Treatment technology

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

Aerated lagoons

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Uncovered lagoons

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Compliance snapshot (last 3 years)

Total violations: 123

Effluent violations: 51

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

Key contacts

1 verified contact for City Of Waelder WWTP, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at City Of Waelder WWTP, plus the full compliance history and discharge data.

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City Of Waelder WWTP: 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 April 10, 2025.

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