Oyster Creek WWTP
Oyster Creek, TX · Brazoria County · Publicly Owned Treatment Works
- Average flow
- 1 MGD
- Design flow
- 0.5 MGD
- NPDES permit
- TX0072591
- Effective
- Permit expires
- January 2029
- Population served
- 3,000
- CWNS 2022
Oyster Creek WWTP is a publicly owned wastewater treatment works in Oyster Creek, Brazoria County, Texas treating an average of 1 million gallons per day against a permitted design capacity of 0.5 MGD, serving about 3,000 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit TX0072591 (effective), which expires in January 2029, with 4 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Uncovered lagoons
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Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Oyster Creek WWTP.
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Freeport · 2 mi away
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Clute · 5 mi away
8.21 MGD
Freeport · 6 mi away
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Lake Jackson · 9 mi away
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Angleton · 15 mi away
3.31 MGD
Brazoria · 17 mi away
1.24 MGD
Danbury · 17 mi away
0.83 MGD
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 September 5, 2025.