Plaquemines Par (port Sulphur)
Port Sulphur, LA · Plaquemines County · Publicly Owned Treatment Works
- Average flow
- 0.29 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 0.29 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.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
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.
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
Braithwaite · 14 mi away
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Buras · 15 mi away
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Boothville · 22 mi away
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Belle Chasse · 29 mi away
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Chalmette · 30 mi away
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Lafitte · 31 mi away
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New Orleans · 33 mi away
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Harvey · 35 mi away
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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 September 11, 2026; facility record last updated July 18, 2023.