EPA Air · stack tests by state, industry and year
Mining and quarrying (NAICS 2123): stack tests in Missouri, 2026
- 188Stack 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 2123. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2123) in Missouri, other years
Other industries in Missouri, 2026
- 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
- Transportation equipment manufacturing (NAICS 3361) 3
- Petroleum and coal products manufacturing (NAICS 3241) 3
Air-emissions stack tests recorded in Missouri, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-08-18 | CAPITAL MATERIALS-PROSIZER (PORT-0836) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-18 | CAPITAL MATERIALS-PROSIZER (PORT-0836) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-08-05 | HORNERS ROCK MATERIAL LLC (PORT-0942) | PORTABLE, Undetermined, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-07-23 | MID STATES MATERIALS LLC | STRAFFORD, Greene, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Pass | State |
| 2026-05-28 | NEW FRONTIER MATERIALS - BEDROCK QUARRY | TROY, Lincoln, MO | Fail | State |
| 2026-05-27 | SPECIALTY GRANULES | ANNAPOLIS, Iron, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE CO-EWING PLANT CS 36 | EWING, Lewis, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE CO-EWING PLANT CS 36 | EWING, Lewis, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE COMPANY - HUNTINGTON PLANT | HANNIBAL, Ralls, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE COMPANY - HUNTINGTON PLANT | HANNIBAL, Ralls, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE COMPANY - HUNTINGTON PLANT | HANNIBAL, Ralls, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE COMPANY - HUNTINGTON PLANT | HANNIBAL, Ralls, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE COMPANY - HUNTINGTON PLANT | HANNIBAL, Ralls, MO | Pass | State |
| 2026-05-26 | CENTRAL STONE COMPANY - HUNTINGTON PLANT | HANNIBAL, Ralls, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
| 2026-05-20 | CAPITAL MATERIALS | OZARK, Christian, MO | Pass | State |
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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.