Environmental compliance · county

Environmental compliance in St. Charles Parish

378 active EPA-regulated sites in St. Charles Parish, Louisiana: 26 with an identified violation, 17 in significant violation, 116 inspections and $3.2 million in penalties over five years — EPA ECHO, as of October 18, 2026.

Cite: FACTANKER, https://factanker.com/us/la/st-charles-parish/environmental-compliance

How many facilities in St. Charles Parish, Louisiana are regulated by the EPA, and how many are in violation (as of October 18, 2026)?

Measure	Value
Active EPA-regulated sites	378
Sites with an identified violation	26
Sites in significant violation	17
Inspections and evaluations, last 5 years	116
Formal enforcement actions, last 5 years	70
Penalties, last 5 years (shared federal cases once)	$3.2 million

How many active facilities in St. Charles Parish, Louisiana fall under each EPA program?

A facility can be in several programs.

Program	Active sites
Air (Clean Air Act)	79
Water discharge permits (Clean Water Act, NPDES)	149
Hazardous waste (RCRA)	227
Drinking water systems (SDWA)	1
Toxics Release Inventory reporters	22
Greenhouse gas reporters (GHGRP)	13

Which large facilities in St. Charles Parish, Louisiana does the EPA track, and are they in violation?

Facility	Compliance status	Quarters in violation (of 12)	Penalties, 5 years
BUNGE CORPORATION Destrehan, LA	Significant Violation	5	$5,000
MOMENTIVE SPECIALTY CHEMICALS INC Norco, LA	No Violation Identified	10	–
NORCO CHEMICAL PLANT - WEST SITE Norco, LA	No Violation Identified	6	$10,000
ENTERGY LOUISIANA LLC - WATERFORD 3 STEAM ELECTRIC STATION Killona, LA	No Violation Identified	5	$16,000
NORCO MANUFACTURING COMPLEX & ASSOCIATED FACILITIES Norco, LA	Violation Identified	5	$1.3 million
PARADIS GAS PROCESSING PLANT Paradis, LA	Violation Identified	3	$885,375
ENTERGY LOUISIANA LLC - LITTLE GYPSY GENERATING PLANT Montz, LA	Violation Identified	2	–
OCCIDENTAL CHEMICAL CORP - TAFT PLANT Hahnville, LA	No Violation Identified	2	$39,700
UNION CARBIDE CORP - ST CHARLES PLANT Hahnville, LA	No Violation Identified	2	$384,800
LULING OXIDATION POND Luling, LA	Violation Identified	1	–
BAYER CROPSCIENCE LP - LULING SITE Luling, LA	No Violation Identified	0	$300
BUNGE CHEVRON AG RENEWABLES LLC - DESTREHAN OILSEED PROCESSING FACILITY Destrehan, LA	No Violation Identified	0	$1,800
DESTREHAN WASTEWATER TREATMENT PLANT Destrehan, LA	No Violation Identified	0	–
ENTERGY LOUISIANA LLC - J WAYNE LEONARD POWER STATION Montz, LA	No Violation Identified	0	–
ENTERGY LOUISIANA LLC - WATERFORD 1 & 2 ELECTRIC GENERATING PLANT Killona, LA	No Violation Identified	0	–
MMP SCO LLC Taft, LA	No Violation Identified	0	–
MOSAIC FERTILIZER LLC - TAFT PLANT Hahnville, LA	No Violation Identified	0	$1,500
NORCO FRACTIONATION PLANT Norco, LA	No Violation Identified	0	–
RAIN CII CARBON LLC - NORCO COKE PLANT Norco, LA	No Violation Identified	0	–
ST. CHARLES PARISH COUNCIL - HAHNVILLE STP Hahnville, LA	No Violation Identified	0	–
ST ROSE REFINERY LLC - ST ROSE REFINERY St. Rose, LA	No Violation Identified	0	–
VALERO ST. CHARLES REFINERY AND TERMINAL Norco, LA	No Violation Identified	0	$220,000
VALERO TERMINALING & DISTRIBUTION CO - NORCO PUMP STATION Norco, LA	No Violation Identified	0	–

All figures for St. Charles Parish · Louisiana · United States

EPA Enforcement and Compliance History Online (ECHO), weekly national export. Counts cover active sites in the Facility Registry Service; inspections, formal actions and penalties cover the last five years, quarters in violation the last three years. The EPA attributes a case that covers several facilities to each of them; area penalty totals here count an amount shared through the same federal case once, facility figures show the amount attributed to that facility. Large facilities are Clean Air Act majors, Clean Water Act majors and large hazardous waste generators or handlers. Source record.

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