Plaquemines Par (port Sulphur)
180 Lee Drive, Port Sulphur, LA 70083 · Plaquemines County · Publicly Owned Treatment Works
- Average flow
- 0.44 MGD
- Design flow
- —
- NPDES permit
- LAL044059
- Effective
- Permit expires
- December 2030
- Population served
- 3,167
- CWNS 2022
Plaquemines Par (port Sulphur) is a publicly owned wastewater treatment plant in Port Sulphur, Plaquemines County, Louisiana treating an average of 0.44 million gallons per day, serving about 3,167 residents. It discharges under NPDES permit LAL044059 (effective), which expires in December 2030, with 0 recorded violations in the last three years. EPA has recorded 4 formal enforcement actions naming the plant, the latest in April 2017.
Treatment technology
Treatment structures and unit processes at Plaquemines Par (port Sulphur).
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
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 Plaquemines Par (port Sulphur) in EPA's ICIS system.
- Formal actions
- 4
- 0 since FY2020
- Penalties assessed
- $1,000
- all cases
- Compliance actions
- $1,200
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Apr 2017
Plaquemines Parish Government (Port Sulphur)
Administrative order · CWA, Sewage Sludge Disposal · Final Order With Penalty · Penalty $1,000 · Compliance actions $1,000
EPA's description of the case:
“Civil Penalty sought for violations issued to Plaquemines Parish Government, Port Sulphur, Plaquemines Parish, Louisiana”
Source: EPA ECHO, civil enforcement case 06-2016-1763.
Full case history with a free Klarifi account
Every action against Plaquemines Par (port Sulphur) with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Plaquemines Par (port Sulphur).
No verified contacts on file yet
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Nearby wastewater treatment plants in Louisiana
Empire · 10 mi away
0.0002 MGD
Braithwaite · 14 mi away
0.21 MGD
Buras · 15 mi away
0.72 MGD
Boothville · 22 mi away
0.57 MGD
Belle Chasse · 29 mi away
1.9 MGD
Chalmette · 30 mi away
0.44 MGD
Lafitte · 31 mi away
0.1 MGD
New Orleans · 33 mi away
13.61 MGD
Plaquemines Par (port Sulphur): 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 July 18, 2023.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Anaerobic digester · Lift station · all terms