EPA Air · stack tests by state and year
Air-emissions stack tests in Missouri, 2025
- 768Stack 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 Missouri during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Missouri, 2025
- Johnson County 112
- Buchanan County 101
- Jefferson County 69
- Undetermined County 62
- Pettis County 42
- Dent County 24
- Shannon County 23
- Iron County 23
- Greene County 22
- Andrew County 21
- Bates County 20
- Ste. Genevieve County 19
- Hickory County 16
- Ray County 16
- Jasper County 16
- Henry County 16
- Jackson County 14
- Cass County 14
- Stoddard County 12
- St. Louis County 8
- St. Charles County 8
- St. Louis (city) County 7
- Cape Girardeau County 7
- Franklin County 7
- Knox County 6
- Randolph County 6
- Vernon County 6
- Cole County 6
- Washington County 6
- Boone County 5
- Lincoln County 5
- Clay County 5
- New Madrid County 4
- Chariton County 4
- Ralls County 3
- Madison County 3
- Lafayette County 3
- Pike County 3
- Maries County 3
- Barry County 3
Missouri, other years
Air-emissions stack tests recorded in Missouri, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | WHETROCK INC AMAZONIA | AMAZONIA, Andrew, MO | Pass | State |
| 2025-06-13 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | N/A | State |
| 2025-06-13 | FORD MOTOR CO-KANSAS CITY ASSEMBLY PLANT | CLAYCOMO, Clay, MO | N/A | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-13 | IOWA LIMESTONE COMPANY (PORT-0927) | JASPER, Jasper, MO | Pass | State |
| 2025-06-12 | SOUTHERN STAR CENTRAL PIPELINE-PECULIAR | PECULIAR, Cass, MO | Pass | State |
| 2025-06-03 | EAGLE RIDGE LANDFILL | BOWLING GREEN, Pike, MO | Pass | State |
| 2025-05-30 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2025-05-30 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-28 | METROPOLITAN CONCRETE RECYCLE (PORT-0928) | PORTABLE, Undetermined, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-27 | APAC - KANSAS, INC. - HARRISONVILLE QUARRY | HARRISONVILLE, Cass, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-23 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-21 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-05-21 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Fail | State |
| 2025-05-20 | IDEKER INC MOSBY NORTH QUARRY | MOSBY, Clay, MO | Pass | State |
| 2025-05-20 | IDEKER INC MOSBY NORTH QUARRY | MOSBY, Clay, MO | Pass | State |
| 2025-05-20 | IDEKER INC MOSBY NORTH QUARRY | MOSBY, Clay, MO | Pass | State |
| 2025-05-19 | ENERSYS ENERGY PRODUCTS INC - SPRINGFIELD 1 | SPRINGFIELD, Greene, MO | Pass | State |
| 2025-05-19 | ENERSYS ENERGY PRODUCTS INC - SPRINGFIELD 1 | SPRINGFIELD, Greene, MO | Pass | State |
| 2025-05-16 | MISSOURI ASPHALT PRODUCTS | BRIDGETON, St. Louis, MO | Fail | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-15 | HSG BUTLER 470 QUARRY | BUTLER, Bates, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
| 2025-05-14 | ASH GROVE AGGREGATES INC-DEEPWATER SITE | DEEPWATER, Henry, MO | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.