EPA Air · stack tests by state and year
Air-emissions stack tests in Oklahoma, 2024
- 1,804Stack 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 Oklahoma during 2024; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Oklahoma, 2024
- Kingfisher County 275
- Grady County 256
- Canadian County 175
- Blaine County 134
- Garvin County 105
- Stephens County 101
- Carter County 69
- Hughes County 67
- Pittsburg County 65
- McClain County 60
- Coal County 53
- Alfalfa County 47
- Woods County 38
- Dewey County 35
- Custer County 30
- Ellis County 28
- Roger Mills County 26
- Beckham County 24
- Major County 21
- Logan County 19
- Marshall County 18
- Garfield County 15
- Woodward County 15
- Love County 14
- Latimer County 11
- McIntosh County 10
- Kay County 9
- Caddo County 9
- Washita County 8
- Grant County 7
- Haskell County 5
- Lincoln County 4
- Johnston County 4
- Le Flore County 4
- Murray County 4
- Kiowa County 4
- Seminole County 4
- Creek County 4
- Oklahoma County 4
- Muskogee County 3
- Tulsa County 3
Oklahoma, other years
Air-emissions stack tests recorded in Oklahoma, 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-01-02 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2024-01-02 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2024-01-02 | TOM STACK LLC / STONE COMPRESSOR FACILITY | KINGFISHER, Kingfisher, OK | Pass | State |
| 2024-01-02 | CHISHOLM OIL AND GAS OPERATING LLC / JUNIOR 1909 24 1H | HENNESSEY, Kingfisher, OK | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.