Terramar WWTP
4.5M N San Luis Bridge,1900' W Fm 3005, Galveston, TX 77553 · Galveston County · Publicly Owned Treatment Works
- Average flow
- 0.96 MGD
- Design flow
- 1 MGD
- NPDES permit
- TX0066125
- Effective
- Permit expires
- August 2030
- Population served
- 3,000
- CWNS 2022
Terramar WWTP is a publicly owned wastewater treatment works in Galveston, Galveston County, Texas treating an average of 0.96 million gallons per day against a permitted design capacity of 1 MGD, serving about 3,000 residents. It discharges under NPDES permit TX0066125 (effective), which expires in August 2030, with 54 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in April 2024.
Treatment technology
Treatment structures and unit processes at Terramar WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 54
- Effluent violations
- 54
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Terramar WWTP in EPA's ICIS system.
- Formal actions
- 1
- 1 since FY2020
- Compliance actions
- $10,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Apr 2024
City of Galveston AO
Administrative order · CWA, NPDES Permit Violations · Unilateral Administrative Order Without Adjudication · Compliance actions $10,000
EPA's description of the case:
“On June 24, 2022, EPA Region 6 issued an Administrative Order (AO) under its authority pursuant to Section 309 of the Clean Water Act to the City of Galveston Wastewater Treatment Plant. The AO was…”
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Source: EPA ECHO, civil enforcement case 06-2022-1774.
Full case history with a free Klarifi account
Every action against Terramar WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
37 verified contacts for Terramar WWTP, with validated emails and direct phone numbers.
Unlock 37 verified contacts (34 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Terramar WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
Jamaica Beach · 6 mi away
0.41 MGD
Galveston · 8 mi away
1.17 MGD
Hitchcock · 14 mi away
4.27 MGD
Bayou Vista · 15 mi away
0.43 MGD
La Marque · 15 mi away
5.07 MGD
Galveston · 16 mi away
5.41 MGD
Santa Fe · 17 mi away
2.02 MGD
Freeport · 17 mi away
0.13 MGD
Terramar 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 October 26, 2026; facility record last updated May 29, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms