EPA Air · stack tests by state and year

Air-emissions stack tests in Texas, 2026

316Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Texas 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 Texas, 2026

Texas, other years

Air-emissions stack tests recorded in Texas, 2026

Date	Facility	Where	Kind	Agency
2026-08-05	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-08-05	SILVER CREEK PROCESSING PLANT	WEATHERFORD, Parker, TX	Pass	State
2026-08-05	SILVER CREEK PROCESSING PLANT	WEATHERFORD, Parker, TX	Pass	State
2026-08-03	AMERESCO BIOGAS ENERGY FACILITY	DALLAS, Dallas, TX	Pass	State
2026-08-03	CHEVRON PHILLIPS CHEMICAL PORT ARTHUR FACILITY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-03	CHEVRON PHILLIPS CHEMICAL PORT ARTHUR FACILITY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-03	BASF TOTAL FINA NAFTA REGION OLEFINS COMPLEX — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-03	EAST KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-08-03	EAST KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-08-03	EAST KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-08-03	EAST KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-07-31	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-07-31	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-07-31	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-07-31	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-07-29	TEXAS INSTRUMENTS RICHARDSON	RICHARDSON, Collin, TX	Pass	State
2026-07-29	TEXAS INSTRUMENTS RICHARDSON	RICHARDSON, Collin, TX	Pass	State
2026-07-29	PRAXIS ENNIS FACILITY	ENNIS, Ellis, TX	Pass	State
2026-07-29	PRAXIS ENNIS FACILITY	ENNIS, Ellis, TX	Pass	State
2026-07-29	ARCOSA LIGHTWEIGHT STREETMAN	STREETMAN, Navarro, TX	Pass	State
2026-07-29	WEATHERFORD PLANT	WEATHERFORD, Parker, TX	Pass	State
2026-07-29	SOUTHLAKE REFINED PRODUCTS TERMINAL	GRAPEVINE, Tarrant, TX	Pass	State
2026-07-29	B117 LATERAL COMPRESSOR STATION	RHOME, Wise, TX	Pass	State
2026-07-28	ENNIS POWER	ENNIS, Ellis, TX	Pass	State
2026-07-28	GLOBAL FORT WORTH TERMINAL	FORT WORTH, Tarrant, TX	Pass	State
2026-07-28	CHICO GAS PLANT	CHICO, Wise, TX	Pass	State
2026-07-25	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-25	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-25	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-25	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-25	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-25	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-07-24	PEARSALL POWER PLANT	PEARSALL, Frio, TX	N/A	State
2026-07-21	GUARDIAN INDUSTRIES	CORSICANA, Navarro, TX	Pass	State
2026-07-21	CHICO GAS PLANT	CHICO, Wise, TX	Pass	State
2026-07-16	CHARTER WASTE LANDFILL	ODESSA, Ector, TX	Pass	State
2026-07-10	EAST 74 RANCH CENTRAL FACILITY	CAMPBELLTON, Atascosa, TX	Pass	State
2026-07-10	EAST 74 RANCH CENTRAL FACILITY	CAMPBELLTON, Atascosa, TX	Pass	State
2026-07-10	EAST 74 RANCH CENTRAL FACILITY	CAMPBELLTON, Atascosa, TX	Pass	State
2026-07-10	EAST 74 RANCH CENTRAL FACILITY	CAMPBELLTON, Atascosa, TX	Pass	State
2026-07-10	EAST 74 RANCH CENTRAL FACILITY	CAMPBELLTON, Atascosa, TX	Pass	State
2026-07-10	EAST 74 RANCH CENTRAL FACILITY	CAMPBELLTON, Atascosa, TX	Pass	State
2026-07-10	SOUTH KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-07-10	SOUTH KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-07-10	SOUTH KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-07-10	EAST KARNES CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-07-09	OWENS CORNING ROOFING AND ASPHALT IRVING FACILITY	IRVING, Dallas, TX	Pass	State
2026-07-09	ASH GROVE CEMENT	MIDLOTHIAN, Ellis, TX	Pass	State
2026-07-07	LINHART CENTRAL FACILITY	KARNES CITY, Karnes, TX	N/A	State
2026-07-02	GODLEY PLANT	GODLEY, Johnson, TX	Pass	State
2026-07-02	GODLEY PLANT	GODLEY, Johnson, TX	Pass	State
2026-06-30	SOUTH SUGARLOAF CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-06-30	SOUTH SUGARLOAF CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-06-30	SOUTH SUGARLOAF CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-06-30	SOUTH SUGARLOAF CENTRAL FACILITY	KENEDY, Karnes, TX	Pass	State
2026-06-30	VALERO THREE RIVERS REFINERY — high-priority violation on file	THREE RIVERS, Live Oak, TX	Pass	State
2026-06-30	VALERO THREE RIVERS REFINERY — high-priority violation on file	THREE RIVERS, Live Oak, TX	Pass	State
2026-06-30	VALERO THREE RIVERS REFINERY — high-priority violation on file	THREE RIVERS, Live Oak, TX	Pass	State
2026-06-30	VALERO THREE RIVERS REFINERY — high-priority violation on file	THREE RIVERS, Live Oak, TX	Pass	State
2026-06-30	VALERO THREE RIVERS REFINERY — high-priority violation on file	THREE RIVERS, Live Oak, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-30	OXYCHEM INGLESIDE PLANT	GREGORY, San Patricio, TX	Pass	State
2026-06-27	LINHART CENTRAL FACILITY	KARNES CITY, Karnes, TX	N/A	State
2026-06-26	MIDLOTHIAN FACILITY	MIDLOTHIAN, Ellis, TX	N/A	State
2026-06-26	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-06-26	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-06-26	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-06-26	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-06-26	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-06-26	PEARSALL POWER PLANT	PEARSALL, Frio, TX	Pass	State
2026-06-24	AQUATIC	LANCASTER, Dallas, TX	Fail	State
2026-06-24	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-06-24	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-06-15	SOUTH TEXAS ELECTRIC COOPERATIVE	NURSERY, Victoria, TX	Pass	State
2026-06-15	SOUTH TEXAS ELECTRIC COOPERATIVE	NURSERY, Victoria, TX	Pass	State
2026-06-15	SOUTH TEXAS ELECTRIC COOPERATIVE	NURSERY, Victoria, TX	Pass	State
2026-06-12	LATERAL B20 COMPRESSOR STATION	DECATUR, Wise, TX	Pass	State
2026-06-11	MERIDIAN BRICK MINERAL WELLS EAST FACILITY	MINERAL WELLS, Parker, TX	Pass	State
2026-06-09	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-06-09	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-06-09	OWENS CORNING INSULATING SYSTEMS WAXAHACHIE PLANT	WAXAHACHIE, Ellis, TX	Pass	State
2026-06-09	GERDAU MIDLOTHIAN PLANT	MIDLOTHIAN, Ellis, TX	Pass	State
2026-06-09	GERDAU MIDLOTHIAN PLANT	MIDLOTHIAN, Ellis, TX	Pass	State
2026-06-09	GERDAU MIDLOTHIAN PLANT	MIDLOTHIAN, Ellis, TX	Pass	State
2026-06-05	DARLING INGREDIENTS BASTROP	BASTROP, Bastrop, TX	N/A	State
2026-06-05	ASH GROVE CEMENT	MIDLOTHIAN, Ellis, TX	Pass	State
2026-06-05	ASH GROVE CEMENT	MIDLOTHIAN, Ellis, TX	Pass	State

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