EPA Air · stack tests by state and year
Air-emissions stack tests in Utah, 2021
- 140Stack 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 Utah during 2021; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Utah, 2021
- Undetermined County 40
- Salt Lake County 28
- Uintah County 22
- Davis County 11
- Duchesne County 7
- Tooele County 7
- Millard County 7
- Morgan County 4
- Utah County 4
- Box Elder County 3
- Carbon County 3
- Emery County 3
Utah, other years
Air-emissions stack tests recorded in Utah, 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-12-21 | CHEVRON USA | UTAH, Undetermined, UT | Pass | State |
| 2021-12-14 | ST. GEORGE POWER MILLCREEK/RED ROCK | UTAH, Undetermined, UT | Pass | State |
| 2021-12-14 | ST. GEORGE POWER MILLCREEK/RED ROCK | UTAH, Undetermined, UT | Pass | State |
| 2021-12-02 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-12-01 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-11-30 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-11-30 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-11-28 | PACIFICORP HUNTINGTON | HUNTINGTON, Emery, UT | Pass | State |
| 2021-11-18 | GENPAK | CEDAR CITY, Iron, UT | Pass | State |
| 2021-11-17 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2021-11-11 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-10 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-10 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-09 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-09 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-06 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-04 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-03 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-03 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-02 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-11-02 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2021-10-28 | WEXPRO ISLAND COMPRESSOR (FRMLY MPLX) | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-10-27 | TOOELE ARMY DEPOT | TOOELE, Tooele, UT | Pass | State |
| 2021-10-19 | SALT LAKE ENERGY SYSTEMS LLC | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-10-19 | SALT LAKE ENERGY SYSTEMS LLC | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-10-18 | SALT LAKE ENERGY SYSTEMS LLC | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-10-14 | GRAYMONT WESTERN (CONTINENTAL LIME) | DELTA, Millard, UT | Pass | State |
| 2021-10-13 | GRAYMONT WESTERN (CONTINENTAL LIME) | DELTA, Millard, UT | Pass | State |
| 2021-10-13 | GRAYMONT WESTERN (CONTINENTAL LIME) | DELTA, Millard, UT | Pass | State |
| 2021-10-06 | BONANZA POWER PLANT | BONANZA, Uintah, UT | Pass | U.S. EPA |
| 2021-10-06 | BONANZA POWER PLANT | BONANZA, Uintah, UT | Pass | U.S. EPA |
| 2021-10-05 | BIG WEST OIL | NORTH SALT LAKE, Davis, UT | Pass | State |
| 2021-09-30 | WEIR SPECIALTY PUMPS/ENVIROTECH RUBBER | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-09-29 | BONANZA POWER PLANT | BONANZA, Uintah, UT | Pass | U.S. EPA |
| 2021-09-29 | INTERSTATE BRICK | WEST JORDAN, Salt Lake, UT | Pass | State |
| 2021-09-29 | WEIR SPECIALTY PUMPS/ENVIROTECH RUBBER | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-09-28 | WEXPRO ISLAND COMPRESSOR (FRMLY MPLX) | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-09-28 | INTERSTATE BRICK | WEST JORDAN, Salt Lake, UT | Pass | State |
| 2021-09-20 | SUNNYSIDE COGENERATION | SUNNYSIDE, Carbon, UT | Pass | State |
| 2021-09-17 | CENTRAL VALLEY WATER RECLAMATION | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-09-09 | URBAN OIL & GAS HELPER | PRICE, Carbon, UT | Pass | State |
| 2021-09-08 | CHEVRON USA | UTAH, Undetermined, UT | Pass | State |
| 2021-09-07 | MOUNTAIN WEST PIPELINE - KASTLER (FORMERLY DOMINION ENERGY) | UTAH, Undetermined, UT | Pass | State |
| 2021-09-03 | NUCOR STEEL | PLYMOUTH, Box Elder, UT | Pass | State |
| 2021-09-01 | NUCOR STEEL | PLYMOUTH, Box Elder, UT | Pass | State |
| 2021-09-01 | CHEVRON USA | UTAH, Undetermined, UT | Pass | State |
| 2021-08-31 | NUCOR STEEL | PLYMOUTH, Box Elder, UT | Pass | State |
| 2021-08-31 | CHEVRON USA | UTAH, Undetermined, UT | Pass | State |
| 2021-08-24 | MURRAY CITY POWER DEPARTMENT | MURRAY, Salt Lake, UT | Pass | State |
| 2021-08-24 | MURRAY CITY POWER DEPARTMENT | MURRAY, Salt Lake, UT | Pass | State |
| 2021-08-16 | WONSITS VALLEY COMPRESSOR STATION | FORT DUCHESNE, Uintah, UT | Pass | U.S. EPA |
| 2021-08-10 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2021-07-31 | INTERMOUNTAIN POWER SERVICE CORPORATION | DELTA, Millard, UT | Pass | State |
| 2021-07-31 | INTERMOUNTAIN POWER SERVICE CORPORATION | DELTA, Millard, UT | Pass | State |
| 2021-07-30 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2021-07-21 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-21 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-21 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-20 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-20 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-20 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-20 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-07-15 | AMRIZE CEMENT/FORMERLY HOLCIM (US), INC. — high-priority violation on file | MORGAN, Morgan, UT | Pass | State |
| 2021-07-13 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-07-13 | AMRIZE CEMENT/FORMERLY HOLCIM (US), INC. — high-priority violation on file | MORGAN, Morgan, UT | Pass | State |
| 2021-07-10 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-06-24 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-06-24 | WAPITI OPERATING LLC | UTAH, Undetermined, UT | Pass | State |
| 2021-06-17 | ASH GROVE CEMENT | UTAH, Undetermined, UT | Pass | State |
| 2021-06-17 | ASH GROVE CEMENT | UTAH, Undetermined, UT | Pass | State |
| 2021-06-15 | ASH GROVE CEMENT | UTAH, Undetermined, UT | Pass | State |
| 2021-06-04 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-06-02 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-06-02 | UTAH ASSOCIATED MUNICIPAL POWER | UTAH, Undetermined, UT | Pass | State |
| 2021-05-24 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-05-20 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-05-19 | KERN RIVER VEYO | UTAH, Undetermined, UT | Pass | State |
| 2021-05-18 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-05-13 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2021-05-13 | PACIFICORP LAKESIDE (SUMMIT VINEYARD) | VINEYARD, Utah, UT | Pass | State |
| 2021-05-12 | WONSITS VALLEY COMPRESSOR STATION | FORT DUCHESNE, Uintah, UT | Pass | U.S. EPA |
| 2021-05-12 | PACIFICORP LAKESIDE (SUMMIT VINEYARD) | VINEYARD, Utah, UT | Pass | State |
| 2021-05-11 | WONSITS VALLEY COMPRESSOR STATION | FORT DUCHESNE, Uintah, UT | Pass | U.S. EPA |
| 2021-05-11 | WONSITS VALLEY COMPRESSOR STATION | FORT DUCHESNE, Uintah, UT | Pass | U.S. EPA |
| 2021-05-11 | PACIFICORP LAKESIDE (SUMMIT VINEYARD) | VINEYARD, Utah, UT | Pass | State |
| 2021-05-10 | WONSITS VALLEY COMPRESSOR STATION | FORT DUCHESNE, Uintah, UT | Pass | U.S. EPA |
| 2021-05-10 | PACIFICORP LAKESIDE (SUMMIT VINEYARD) | VINEYARD, Utah, UT | Pass | State |
| 2021-05-06 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-05-06 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-05-05 | ANTELOPE FLATS/SAND WASH COMPRESSOR STATIONS & SOUTH CENTRAL TANK BATTERY | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-05-05 | SUNNYSIDE COGENERATION | SUNNYSIDE, Carbon, UT | Pass | State |
| 2021-04-29 | KENNECOTT MAIN STACK, SMELTER AND | BINGHAM CANYON, Salt Lake, UT | Pass | State |
| 2021-04-28 | TESORO WEST COAST/FORMER BP AMOCO | SALT LAKE CITY, Salt Lake, UT | Pass | State |
| 2021-04-26 | ANTELOPE FLATS/SAND WASH COMPRESSOR STATIONS & SOUTH CENTRAL TANK BATTERY | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-04-22 | FLAT ROCK COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-04-21 | PONDEROSA COMPRESSOR STATION | UTAH, Undetermined, UT | Pass | U.S. EPA |
| 2021-04-15 | HILL AIR FORCE BASE | CLEARFIELD, Davis, UT | Pass | State |
| 2021-04-09 | ST. GEORGE POWER MILLCREEK/RED ROCK | UTAH, Undetermined, UT | Pass | State |
| 2021-03-31 | COYOTE WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2021-03-30 | COYOTE WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.