EPA Air · stack tests by county and year
Air-emissions stack tests in Washington County, Arkansas, 2024
- 12Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Washington County, Arkansas during 2024. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Washington County facility page.
Washington County, Arkansas, 2024
- Inspections 11
Air-emissions stack tests in Washington County, other years
Air-emissions stack tests recorded in Washington County, Arkansas, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-09-26 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-09-26 | ARKANSAS ELECTRIC COOPERATIVE CORPORATION - ELKINS CT PLANT | Pass | State |
| 2024-09-26 | ARKANSAS ELECTRIC COOPERATIVE CORPORATION - ELKINS CT PLANT | Pass | State |
| 2024-09-26 | ARKANSAS ELECTRIC COOPERATIVE CORPORATION - ELKINS CT PLANT | N/A | State |
| 2024-09-25 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-09-24 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-08-02 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-08-01 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-07-31 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-07-30 | SOUTHWESTERN ELECTIRC POWER COMPANY - HARRY D. MATTISON POWER PLANT | Pass | State |
| 2024-05-15 | CITY OF FAYETTEVILLE - PAUL R. NOLAND WWTP | Pass | State |
| 2024-04-03 | UNIVERSITY OF ARKANSAS - FAYETTEVILLE CAMPUS | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.