White Castle WWTP
Hwy 405, White Castle, LA 70788 · Iberville County · Publicly Owned Treatment Works
- Average flow
- 0.29 MGD
- Design flow
- 0.35 MGD
- NPDES permit
- LA0117030
- Effective
- Permit expires
- September 2030
- Population served
- 1,927
- CWNS 2022
White Castle WWTP is a publicly owned wastewater treatment works in White Castle, Iberville County, Louisiana treating an average of 0.29 million gallons per day against a permitted design capacity of 0.35 MGD, serving about 1,927 residents. It discharges under NPDES permit LA0117030 (effective), which expires in September 2030, with 32 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at White Castle WWTP.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 32
- Effluent violations
- 29
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at White Castle WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Louisiana
Saint Gabriel · 5 mi away
0.17 MGD
Sunshine · 8 mi away
0.11 MGD
Saint Gabriel · 8 mi away
0.09 MGD
Plaquemine · 10 mi away
0.24 MGD
Baton Rouge · 12 mi away
41.82 MGD
Addis · 13 mi away
—
Donaldsonville · 14 mi away
1.4 MGD
Gonzales · 14 mi away
1.96 MGD
White Castle 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 19, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms