Seabrook WWTP
Seabrook, TX · Harris County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 2.5 MGD
- NPDES permit
- TX0022250
- Terminated
- Permit expires
- December 2028
- Population served
- 34,436
- CWNS 2022
Seabrook WWTP is a publicly owned wastewater treatment works in Seabrook, Harris County, Texas, serving about 34,436 residents. Treatment on site includes clarifiers. It discharges under NPDES permit TX0022250 (terminated), which expires in December 2028, with 26 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Clarifiers
Unlock
Unlock exact unit counts →
Compliance snapshot (last 3 years)
- Total violations
- 26
- 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 Seabrook WWTP.
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in Texas
El Lago · 2 mi away
0.24 MGD
Kemah · 2 mi away
0.69 MGD
City Of Seabrook · 2 mi away
1.78 MGD
Bacliff · 3 mi away
0.32 MGD
Houston · 5 mi away
6.3 MGD
Nassau Bay · 5 mi away
0.74 MGD
Bacliff · 5 mi away
1.49 MGD
League City · 5 mi away
11.35 MGD
Seabrook 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 August 18, 2026.