EPA Air · stack tests by state, industry and year
Transportation equipment manufacturing (NAICS 3361): stack tests in Missouri, 2026
- 3Stack 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 Missouri source whose primary industry code is NAICS 3361. A facility filing more than one industry code is counted under the first one on its record.
Transportation equipment manufacturing (NAICS 3361) in Missouri, other years
Other industries in Missouri, 2026
- Mining and quarrying (NAICS 2123) 188
- Electrical equipment and appliance manufacturing (NAICS 3359) 44
- Nonmetallic mineral product manufacturing (NAICS 3273) 19
- Utilities (NAICS 2213) 18
- Utilities (NAICS 2211) 14
- Waste management and remediation (NAICS 5622) 9
- Pipeline transportation (NAICS 4862) 7
- Nonmetallic mineral product manufacturing (NAICS 3274) 5
- Fabricated metal product manufacturing (NAICS 3324) 4
- Primary metal manufacturing (NAICS 3313) 4
- Petroleum and coal products manufacturing (NAICS 3241) 3
Air-emissions stack tests recorded in Missouri, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-02-05 | GENERAL MOTORS LLC | WENTZVILLE, St. Charles, MO | N/A | State |
| 2026-02-05 | GENERAL MOTORS LLC | WENTZVILLE, St. Charles, MO | N/A | State |
| 2026-02-05 | GENERAL MOTORS LLC | WENTZVILLE, St. Charles, MO | N/A | 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.