City Of La-Marque Wastewater Treatment Facility
2701-B Woodland, La Marque, TX 77568 · Galveston County · Publicly Owned Treatment Works
- Average flow
- 5.07 MGD
- Design flow
- 3 MGD
- NPDES permit
- TX0114821
- Administratively continued
- Permit expires
- July 2025
- Population served
- 15,858
- CWNS 2022
City Of La-Marque Wastewater Treatment Facility is a publicly owned wastewater treatment works in La Marque, Galveston County, Texas treating an average of 5.07 million gallons per day against a permitted design capacity of 3 MGD, serving about 15,858 residents. It discharges under NPDES permit TX0114821 (administratively continued), which expires in July 2025, with 64 recorded violations in the last three years. EPA has recorded 8 formal enforcement actions naming the plant, the latest in January 2026.
Treatment technology
One treatment structure or unit process identified at City Of La-Marque Wastewater Treatment Facility.
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See the full treatment train at City Of La-Marque Wastewater Treatment Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 64
- Effluent violations
- 64
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 City Of La-Marque Wastewater Treatment Facility in EPA's ICIS system.
- Formal actions
- 8
- 3 since FY2020
- Penalties assessed
- $2,280
- all cases
- Compliance actions
- $371,500
- required by EPA orders
- EPA inspections
- 2
- latest May 2022
Latest case · Jan 2026
Westside WWTP TX0114821
Administrative order · CWA, NPDES Permit Violations · Final Order No Penalty · Compliance actions $15,000
EPA's description of the case:
“On December 11, 2023, EPA Region 6 issued an Administrative Order under its authority pursuant to Section 309 of the Clean Water Act to the City of La Marque Wastewater Treatment Plant in La Marque,…”
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Source: EPA ECHO, civil enforcement case 06-2024-1713.
Full case history with a free Klarifi account
Every action against City Of La-Marque Wastewater Treatment Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
2 verified contacts for City Of La-Marque Wastewater Treatment Facility, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at City Of La-Marque Wastewater Treatment Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Texas
Hitchcock · 3 mi away
4.27 MGD
Bayou Vista · 3 mi away
0.43 MGD
Galveston · 4 mi away
0.28 MGD
Texas City · 4 mi away
8.07 MGD
Santa Fe · 6 mi away
2.02 MGD
Texas City · 7 mi away
14.65 MGD
Dickinson · 8 mi away
6.45 MGD
San Leon · 10 mi away
2.35 MGD
City Of La-Marque Wastewater Treatment Facility: 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 26, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms