EPA Air · violations by state and year

High-priority air violations in Mississippi, 2026

34Violations

A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Every violation below was recorded against a source in Mississippi during 2026; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Mississippi, 2026

Mississippi, other years

High-priority air violations recorded in Mississippi, 2026

Date	Facility	Where	Kind	Agency
2026-08-31	ENSTOR GAS, LLC, MISSISSIPPI HUB EXPANSION PROJECT — high-priority violation on file	MAGEE, Simpson, MS	Earliest FRV determination	State
2026-08-27	NOURYON PULP AND PERFORMANCE CHEMICALS LLC — high-priority violation on file	COLUMBUS, Lowndes, MS	Earliest FRV determination	State
2026-08-17	COLONIAL PIPELINE COMPANY, COLLINS COMPLEX — high-priority violation on file	COLLINS, Covington, MS	Earliest FRV determination	State
2026-08-03	COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, SYLVARENA GENERATING PLA — high-priority violation on file	BAY SPRINGS, Smith, MS	Earliest FRV determination	State
2026-06-30	ALPEK POLYESTER MISSISSIPPI INC — high-priority violation on file	BAY ST. LOUI, Hancock, MS	Earliest FRV determination	State
2026-06-30	OMEGA PROTEIN, INC — high-priority violation on file	MOSS POINT, Jackson, MS	Earliest FRV determination	State
2026-06-30	AMAZON DATA SERVICES INC, MADISON MEGA SITE — high-priority violation on file	CANTON, Madison, MS	Earliest FRV determination	State
2026-06-18	H M RICHARDS INC — high-priority violation on file	GUNTOWN, Lee, MS	Earliest FRV determination	State
2026-06-12	CANTON MUNICIPAL UTILITIES — high-priority violation on file	CANTON, Madison, MS	Earliest FRV determination	State
2026-06-11	SOUTHERN ENERGY OPERATING LLC, BURNSIDE FACILITY — high-priority violation on file	SATARTIA, Yazoo, MS	Earliest FRV determination	State
2026-06-02	BROOKHAVEN PELLETS LLC — high-priority violation on file	BROOKHAVEN, Lincoln, MS	Earliest FRV determination	State
2026-06-01	HUNT SOUTHLAND REFINING COMPANY LLC — high-priority violation on file	LUMBERTON, Lamar, MS	Earliest FRV determination	State
2026-05-29	RITE HITE PRODUCTS — high-priority violation on file	HORN LAKE, DeSoto, MS	Earliest FRV determination	State
2026-05-29	EP ENGINEERED CLAYS CORPORATION — high-priority violation on file	JACKSON, Hinds, MS	Earliest FRV determination	State
2026-05-28	TENNESSEE GAS PIPELINE COMPANY LLC, GREENVILLE COMPRESSOR STATION NUMBER 54 — high-priority violation on file	GREENVILLE, Washington, MS	Earliest FRV determination	State
2026-05-27	VENTURE OIL AND GAS INC, HIWANNEE OPERATIONS — high-priority violation on file	WAYNESBORO, Wayne, MS	Earliest FRV determination	State
2026-05-27	SUNSHINE MILLS INC — high-priority violation on file	TUPELO, Lee, MS	Earliest FRV determination	State
2026-05-27	NITEO PRODUCTS LLC — high-priority violation on file	HERNANDO, DeSoto, MS	Earliest FRV determination	State
2026-05-21	WATCO TRANSLOADING LLC, WTPS AMORY BULK TERMINAL — high-priority violation on file	AMORY, Monroe, MS	Earliest FRV determination	State
2026-05-20	MID SOUTH BAKING COMPANY LLC — high-priority violation on file	PELAHATCHIE, Rankin, MS	Earliest FRV determination	State
2026-05-14	ENCHANTED ROCK LLC, ENTERGY ERDC-EGUS — high-priority violation on file	VICKSBURG, Warren, MS	Earliest FRV determination	State
2026-04-12	HANKINS LUMBER COMPANY INC, ELLIOTT — high-priority violation on file	ELLIOTT, Grenada, MS	HPV day-zero determination	State
2026-04-03	LEAF RIVER CELLULOSE LLC — high-priority violation on file	NEW AUGUSTA, Perry, MS	Earliest FRV determination	State
2026-03-18	GRT RIPLEY OPERATIONS LLC — high-priority violation on file	RIPLEY, Tippah, MS	Earliest FRV determination	State
2026-03-16	PRODUCERS RICE MILL INC — high-priority violation on file	GREENVILLE, Washington, MS	Earliest FRV determination	State
2026-03-13	FXI INC, COLDWATER — high-priority violation on file	COLDWATER, Tate, MS	Earliest FRV determination	State
2026-02-24	JACKSON COUNTY BOARD OF SUPERVISORS, SINGING RIVER HEALTH SYSTEM — high-priority violation on file	PASCAGOULA, Jackson, MS	Earliest FRV determination	State
2026-02-09	HITACHI ENERGY USA INC — high-priority violation on file	CRYSTAL SPRI, Copiah, MS	Earliest FRV determination	State
2026-02-03	SIGN FAB INC DBA CHARLESTON SIGN MANUFACTURING — high-priority violation on file	CHARLESTON, Tallahatchie, MS	Earliest FRV determination	State
2026-01-23	BIEWER SAWMILL WINONA INC — high-priority violation on file	WINONA, Montgomery, MS	Earliest FRV determination	State
2026-01-14	MASONITE CORPORATION — high-priority violation on file	LAUREL, Jones, MS	Earliest FRV determination	State
2026-01-13	MACROSOURCE LLC, GREENVILLE NORTH — high-priority violation on file	GREENVILLE, Washington, MS	Earliest FRV determination	State
2026-01-05	DUTCH OIL COMPANY, SPRINT MART NUMBER 4144 — high-priority violation on file	COLUMBUS, Lowndes, MS	Earliest FRV determination	State
2026-01-05	COOPERATIVE ENERGY, A MISSISSIPPI ELECTRIC COOPERATIVE, BENNDALE PEAKING STATION — high-priority violation on file	BENNDALE, George, MS	Earliest FRV determination	State

Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.