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 |
|---|---|---|---|---|
| 2025-03-28 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-28 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-28 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-28 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-26 | AMCOR PACKAGING, INC. | JOPLIN, Jasper, MO | Pass | State |
| 2025-03-25 | JEFFERSON CITY LANDFILL, LLC | JEFFERSON CITY, Cole, MO | Pass | State |
| 2025-03-20 | CITY UTILITIES OF SPRINGFIELD MISSOURI JOHN TWITTY ENERGY CENTER — high-priority violation on file | SPRINGFIELD, Greene, MO | Pass | State |
| 2025-03-14 | SPECIALTY GRANULES | ANNAPOLIS, Iron, MO | Pass | State |
| 2025-03-14 | SPECIALTY GRANULES | ANNAPOLIS, Iron, MO | Pass | State |
| 2025-03-14 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-14 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-14 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-14 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-14 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-14 | DOE RUN CO-BUICK RESOURCE RECYCLING FCLT | BOSS, Dent, MO | Pass | State |
| 2025-03-12 | ISONOVA TECHNOLOGIES | VERONA, Lawrence, MO | Pass | State |
| 2025-03-12 | LEMONS SANITARY LANDFILL DEXTER | DEXTER, Stoddard, MO | Pass | State |
| 2025-03-06 | SOUTHERN STAR CENTRAL PIPELINE-PECULIAR | PECULIAR, Cass, MO | N/A | State |
| 2025-03-06 | SOUTHERN STAR CENTRAL PIPELINE-PECULIAR | PECULIAR, Cass, MO | N/A | State |
| 2025-03-06 | SOUTHERN STAR CENTRAL PIPELINE-PECULIAR | PECULIAR, Cass, MO | Pass | State |
| 2025-03-06 | THOMAS HILL ENERGY CENTER - POWER DIVISION | CLIFTON HILL, Randolph, MO | Pass | State |
| 2025-03-05 | NEW MADRID POWER PLANT-ASSOC ELEC COOP | MARSTON, New Madrid, MO | Pass | State |
| 2025-02-28 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2025-02-28 | MISSISSIPPI LIME COMPANY | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pass | State |
| 2025-02-27 | AMEREN MISSOURI LABADIE ENERGY CENTER | LABADIE, Franklin, MO | Pass | State |
| 2025-02-27 | AMEREN MISSOURI LABADIE ENERGY CENTER | LABADIE, Franklin, MO | Pass | State |
| 2025-02-27 | AMEREN MISSOURI LABADIE ENERGY CENTER | LABADIE, Franklin, MO | Pass | State |
| 2025-02-27 | AMEREN MISSOURI LABADIE ENERGY CENTER | LABADIE, Franklin, MO | Pass | State |
| 2025-02-25 | EVERGY INC -IATAN GENERATING STATION | WESTON, Platte, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-13 | CAPITAL MATERIALS, LLC SEDALIA QUARRY AND ASPHALT | SEDALIA, Pettis, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-02-06 | ENERSYS, INC. — high-priority violation on file | WARRENSBURG, Johnson, MO | Pass | State |
| 2025-01-31 | RAY-CARROLL COUNTY GRAIN GROWERS INC. | CARROLLTON, Carroll, MO | Pass | State |
| 2025-01-23 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2025-01-23 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2025-01-23 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2025-01-23 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2025-01-16 | CERTAINTEED LLC | JONESBURG, Montgomery, MO | Pass | State |
| 2025-01-16 | CERTAINTEED LLC | JONESBURG, Montgomery, MO | N/A | State |
| 2025-01-15 | THE BOEING COMPANY | SAINT LOUIS COUNTY, St. Louis, MO | Pass | State |
| 2025-01-15 | THE BOEING COMPANY | SAINT LOUIS COUNTY, St. Louis, MO | Pass | State |
| 2025-01-14 | CITY UTILITIES OF SPRINGFIELD MISSOURI JOHN TWITTY ENERGY CENTER — high-priority violation on file | SPRINGFIELD, Greene, MO | Pass | State |
| 2025-01-14 | OSTARA INC. | SAINT LOUIS, St. Louis (city), MO | N/A | State |
| 2025-01-13 | NOBLE HILL SANITARY LANDFILL | WILLARD, Greene, MO | Pass | State |
| 2025-01-09 | EVERGY-HAWTHORN GENERATING STATION | KANSAS CITY, Jackson, MO | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.