City Of Plaquemine Water System
Plaquemine, LA · Iberville County · Publicly Owned Treatment Works
- Average flow
- 0.11 MGD
- Design flow
- 0.3 MGD
- NPDES permit
- LA0020656
- Effective
- Permit expires
- March 2029
- Population served
- —
- CWNS 2022
City Of Plaquemine Water System is a publicly owned wastewater treatment plant in Plaquemine, Iberville County, Louisiana treating an average of 0.11 million gallons per day against a permitted design capacity of 0.3 MGD. It discharges under NPDES permit LA0020656 (effective), which expires in March 2029, with 4 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
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at City Of Plaquemine Water System.
No verified contacts on file yet
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Nearby wastewater treatment plants in Louisiana
Addis · 4 mi away
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Sunshine · 7 mi away
0.12 MGD
Baton Rouge · 7 mi away
33 MGD
Brusly · 8 mi away
0.2 MGD
Saint Gabriel · 9 mi away
0.17 MGD
Port Allen · 11 mi away
0.4 MGD
Port Allen · 12 mi away
0.02 MGD
Saint Gabriel · 12 mi away
0.09 MGD
City Of Plaquemine Water System: 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.