EPA Air · stack tests by state, industry and year
Petroleum and coal products manufacturing (NAICS 3241): stack tests in Utah, 2026
- 10Stack 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 Utah 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 Utah, other years
Other industries in Utah, 2026
- Oil and gas extraction (NAICS 2111) 17
- NAICS 9999 7
- Educational services (NAICS 6113) 5
- Waste management and remediation (NAICS 5622) 3
- Plastics and rubber products manufacturing (NAICS 3262) 3
- Nonmetallic mineral product manufacturing (NAICS 3273) 3
Air-emissions stack tests recorded in Utah, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-05-22 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-05-20 | BIG WEST OIL | NORTH SALT LAKE, Davis, UT | Pass | State |
| 2026-05-20 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-05-19 | BIG WEST OIL | NORTH SALT LAKE, Davis, UT | Pass | State |
| 2026-05-18 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-05-11 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-04-29 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-04-29 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-04-27 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | Pass | State |
| 2026-04-22 | HF SINCLAIR WOODS CROSS REFINERY (FORMERLY HOLLY) | WOODS CROSS, Davis, UT | 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.