How much wastewater does City Of Alamo WWTP treat?

City Of Alamo WWTP treats an average of 1.24 MGD and is permitted for a design flow of 2.5 MGD.

What treatment technology does City Of Alamo WWTP use?

Klarifi has identified aerated lagoons, uncovered lagoons, biosolids drying, constructed wetland, disinfection, chlorine/ chloramine, flow equalization, lagoon, aerobic, primary clarification or sedimentation at the Alamo facility.

What is the NPDES permit for City Of Alamo WWTP?

The facility discharges under NPDES permit TX0057622, currently effective, expiring December 2030.

Is City Of Alamo WWTP in compliance?

Discharge monitoring reports show 219 violations at City Of Alamo WWTP in the last three years, 103 of them effluent limit exceedances. The full history is available in Klarifi.

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

City Of Alamo WWTP is a publicly owned treatment works in Alamo, Texas. Klarifi lists 23 verified decision-maker contacts for this facility, available with a free trial.

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City Of Alamo WWTP

Alamo, TX · Hidalgo County · Publicly Owned Treatment Works

Average flow: 1.24 MGD

Design flow: 2.5 MGD

NPDES permit: TX0057622; Effective

Permit expires: December 2030

Population served: 16,286; CWNS 2022

City Of Alamo WWTP is a publicly owned wastewater treatment works in Alamo, Hidalgo County, Texas treating an average of 1.24 million gallons per day against a permitted design capacity of 2.5 MGD, serving about 16,286 residents. Treatment on site includes aerated lagoons, uncovered lagoons, biosolids drying, constructed wetland, disinfection, chlorine/ chloramine and other unit processes. It discharges under NPDES permit TX0057622 (effective), which expires in December 2030, with 219 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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Biosolids Drying

unit process

Constructed Wetland

unit process

Disinfection, chlorine/ chloramine

unit process

Flow Equalization

unit process

Lagoon, Aerobic

unit process

Primary Clarification or Sedimentation

unit process

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Compliance snapshot (last 3 years)

Total violations: 219

Effluent violations: 103

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

Key contacts

23 verified contacts for City Of Alamo WWTP, with validated emails and direct phone numbers.

Unlock 23 verified contacts (20 more than shown)

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

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City Of Alamo 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 January 23, 2025.

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