How much wastewater does Oyster Creek WWTP treat?

Oyster Creek WWTP treats an average of 3.31 MGD and is permitted for a design flow of 3.6 MGD.

What treatment technology does Oyster Creek WWTP use?

Klarifi has identified clarifiers at the Angleton facility.

What is the NPDES permit for Oyster Creek WWTP?

The facility discharges under NPDES permit TX0056316, currently effective, expiring January 2027.

Is Oyster Creek WWTP in compliance?

Discharge monitoring reports show 12 violations at Oyster Creek WWTP in the last three years, 12 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Oyster Creek WWTP and how do I contact them?

Oyster Creek WWTP is a publicly owned treatment works in Angleton, Texas. Klarifi lists 33 verified decision-maker contacts for this facility, available with a free trial.

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Oyster Creek WWTP

Angleton, TX · Brazoria County · Publicly Owned Treatment Works

Average flow: 3.31 MGD

Design flow: 3.6 MGD

NPDES permit: TX0056316; Effective

Permit expires: January 2027

Population served: 18,833; CWNS 2022

Oyster Creek WWTP is a publicly owned wastewater treatment works in Angleton, Brazoria County, Texas treating an average of 3.31 million gallons per day against a permitted design capacity of 3.6 MGD, serving about 18,833 residents. Treatment on site includes clarifiers. It discharges under NPDES permit TX0056316 (effective), which expires in January 2027, with 12 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: 12

Effluent violations: 12

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

Key contacts

33 verified contacts for Oyster Creek WWTP, with validated emails and direct phone numbers.

Unlock 33 verified contacts (30 more than shown)

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

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Nearby wastewater treatment plants in Texas

City Of Danbury Central WWTP

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Dyson Campbell Water Reclamation Center

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Clute-Richwood WWTP

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Terrell Unit WWTP

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City Of West Columbia

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City Of Brazoria

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City Of Freeport

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Commodore Cove Improvement District WWTP

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Oyster Creek 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 March 19, 2025.

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