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Environmental compliance · county

Environmental compliance in St. Mary Parish

643 active EPA-regulated sites in St. Mary Parish, Louisiana: 39 with an identified violation, 23 in significant violation, 116 inspections and $538,247 in penalties over five years — EPA ECHO, as of October 18, 2026.

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

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

MeasureValue
Active EPA-regulated sites643
Sites with an identified violation39
Sites in significant violation23
Inspections and evaluations, last 5 years116
Formal enforcement actions, last 5 years50
Penalties, last 5 years (shared federal cases once)$538,247

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

A facility can be in several programs.

ProgramActive sites
Air (Clean Air Act)161
Water discharge permits (Clean Water Act, NPDES)196
Hazardous waste (RCRA)397
Drinking water systems (SDWA)16
Toxics Release Inventory reporters13
Greenhouse gas reporters (GHGRP)7

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

FacilityCompliance statusQuarters in violation (of 12)Penalties, 5 years
ORION ENGINEERED CARBONS LLC - IVANHOE CARBON BLACK PLANT
Franklin, LA
Significant Violation12–
NOV TURBOSCOPE - AMELIA NORTH COATING PLANT
Amelia, LA
Significant Violation9$267,000
FRANKLIN WASTEWATER TREATMENT PLANT
Franklin, LA
Significant Violation8–
ST MARY PARISH GOVERNMENT - HAROLD J BABE LANDRY LANDFILL
Berwick, LA
Violation Identified10–
WARDS 5 & 8 COTTEN RD. TREATMENT FACILITY
Patterson, LA
Violation Identified4–
CABOT CORPORATION - CANAL PLANT
Franklin, LA
Violation Identified3–
LOUISIANA ENERGY & POWER AUTHORITY (LEPA) - MORGAN CITY POWER PLANT
Morgan City, LA
Violation Identified3–
CALUMET GAS PLANT
Patterson, LA
No Violation Identified1–
CONRAD SHIPYARD LLC - DEEPWATER SHIPYARD
Amelia, LA
No Violation Identified1$13,000
BATEMAN LAKE CF #13 TANK BATTERY #10
Berwick, LA
No Violation Identified0–
BOLLINGER AMELIA OPERATIONS LLC - AMELIA OPERATIONS
Amelia, LA
No Violation Identified0–
CLECO POWER LLC - TECHE POWER STATION
Baldwin, LA
No Violation Identified0–
CROSSTEX PELICAN LLC - PELICAN GAS PLANT
Patterson, LA
No Violation Identified0–
JOSEPH J CEFALU SR MUNICIPAL STEAM PLANT
Morgan City, LA
No Violation Identified0–
MARINE SHALE PROCESSORS INC
Amelia, LA
No Violation Identified0–
NATIONAL OILWELL VARCO LP - AMELIA SOUTH COATING PLANT
Amelia, LA
No Violation Identified0–
PATTERSON TERMINAL
Patterson, LA
No Violation Identified0$68,000
STERLING SUGARS LLC
Franklin, LA
No Violation Identified0–
ST MARY PARISH WARDS 5 & 8-MO
Morgan City, LA
No Violation Identified0–

All figures for St. Mary 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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