Pollution in Iberville County, Louisiana

Iberville County contains 123 EPA-regulated facilities, 21 of which are currently flagged for significant noncompliance. The county also hosts 0 Superfund sites and 0 TRI chemical reporters. EPA has assessed $4.5M in lifetime penalties and TRI reporters disclosed roughly 9.4M lb of on-site releases. That facility count is well above the Louisiana state average of 68 per county.

Superfund0NPL sites
TRI Facilities0reporters
EPA Facilities123regulated
Sig. Violators21current SNC

Largest releasers

FacilityCityOn-site (lb)Status
Flopam Inc - Flopam FacilityPlaquemine4.0MPenalties
The Dow Chemical Company - Louisiana OperationsPlaquemine2.0MSig. violation
Syngenta Crop Protection, Llc. - St Gabriel PlantSaint Gabriel1.1MPenalties
Taminco Eastman Us - St Gabriel PlantSaint Gabriel730.2kPenalties
Westlake Chemicals & Vinyls Llc - Plaquemine FacilityPlaquemine521.0kSig. violation
Tsrc Specialty Materials Llc - Research & Development Pilot PlantPlaquemine375.0kPenalties
Shintech Plaquemine PlantPlaquemine371.8kSig. violation
Totalenergies Petrochemicals & Refining Usa Inc - Cos-Mar Styrene Monomer PlantCarville168.7kCompliant
Boardwalk Louisiana Midstream Llc - Choctaw TerminalPlaquemine44.6kCompliant
Blue Cube Operations LlcPlaquemine29.9kPenalties
Totalenergies Petrochemicals & Refining Usa, Inc. - Carville Polystyrene PlantCarville23.3kPenalties
Ineos Oxide - A Division Of Ineos Americas LlcPlaquemine13.8kPenalties
Nutrition & Biosciences Usa 1 Llc - Plaquemine MethocelPlaquemine12.5kCompliant
Enlink Processing Services Llc - Plaquemine Ngl Fractionation PlantPlaquemine6.4kPenalties
Se Tylose Usa Inc. And Its AffiliatesPlaquemine6.1kCompliant
Bcp Ingredients IncSaint Gabriel3.9kPenalties
Mexichem Fluor Inc.Saint Gabriel3.3kCompliant
Performanx Specialty Chemicals - St. Gabriel OperationsSt. Gabriel2.4kPenalties
Brenntag Southwest IncSaint Gabriel1.8kPenalties
Plant Maintenance Services - Pms St Gabriel PlantSt. Gabriel1.7kCompliant
Delta St. GabrielSt. Gabriel106Sig. violation
Pioneer Americas Llc D/B/A/ Olin Chlor AlkaliSt. Gabriel69Compliant

Significant violators

FacilityCityPenaltiesLast Inspected
The Dow Chemical Company - Louisiana OperationsPlaquemine$3.1M2025-12-09
Lbc Baton Rouge, LlcSunshine$166.1k2026-03-05
Westlake Chemicals & Vinyls Llc - Plaquemine FacilityPlaquemine$49.6k2025-08-07
Delta St. GabrielSt. Gabriel$30.0k2024-08-20
Schwing 10 Production BargeIberville Parish$7.4k2017-03-27
Shintech Plaquemine PlantPlaquemine$5.8k2025-03-18
Cora Texas Manufacturing CoWhite Castle$5.0k2024-06-12
Plaquemine Point ShipyardSunshine$1.0k2023-06-08
Iberville Parish Council OfficePlaquemine$02005-06-30
Iberville Parish Utility Department - Choctaw Sanitary Wastewater Treatment SystPlaquemine$02019-10-15
Town Of White CastleWhite Castle$02024-08-07
Express Container Services Of Iberville Llc - Express Container Services Of IberSt. Gabriel$02024-11-26
American Biocarbon Ct Llc - Abc Biochar/Pellet PlantWhite Castle$0
Nachurs Alpine Solutions Llc - St Gabriel SiteSt. Gabriel$0
Bullcamp, Llc- Wbr Rv ParkPlaquemine$02022-02-16
Ahb Group Llc - Drums & Containers Inc.Saint Gabriel$0
Magnolia Water Utility Operating Co., Llc- Plantation GardensSunshine$02021-12-16
Qualawash Holdings Llc - Geismar FacilitySt. Gabriel$02025-04-16
Intracoastal Water System West-Haase Well Treatment PlantPlaquemine$0
White Castle Town Of - Mechanical PlantWhite Castle$02025-01-15
Lmp Truck & Dirt Services LlcPlaquemine$0