EPA Air · stack tests by state, industry and year

Petroleum and coal products manufacturing (NAICS 3241): stack tests in Texas, 2026

38Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a Texas source whose primary industry code is NAICS 3241. A facility filing more than one industry code is counted under the first one on its record.

Petroleum and coal products manufacturing (NAICS 3241) in Texas, other years

Other industries in Texas, 2026

Air-emissions stack tests recorded in Texas, 2026

Date	Facility	Where	Kind	Agency
2026-08-31	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	Pass	State
2026-08-31	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	Pass	State
2026-08-31	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-31	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Fail	State
2026-08-21	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-21	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-21	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-21	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-20	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-18	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	Pass	State
2026-08-18	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	Pass	State
2026-08-18	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	Pass	State
2026-08-18	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-08-18	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-07-09	OWENS CORNING ROOFING AND ASPHALT IRVING FACILITY	IRVING, Dallas, 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
2026-06-04	FHR CORPUS CHRISTI WEST REFINERY — high-priority violation on file	CORPUS CHRISTI, Nueces, TX	Fail	State
2026-05-26	CITGO CORPUS CHRISTI REFINERY EAST PLANT — high-priority violation on file	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-05-15	CITGO CORPUS CHRISTI REFINERY EAST PLANT — high-priority violation on file	CORPUS CHRISTI, Nueces, TX	N/A	State
2026-04-06	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	N/A	State
2026-03-10	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	N/A	State
2026-02-28	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	N/A	State
2026-02-28	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	N/A	State
2026-02-28	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	N/A	State
2026-02-28	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	N/A	State
2026-02-28	PORT ARTHUR REFINERY — high-priority violation on file	PORT ARTHUR, Jefferson, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY EAST PLANT	CORPUS CHRISTI, Nueces, TX	Pass	State
2026-01-12	VALERO CORPUS CHRISTI REFINERY WEST PLANT — high-priority violation on file	CORPUS CHRISTI, Nueces, TX	Pass	State

Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.