EPA Air · stack tests by county and year
Air-emissions stack tests in Sebastian County, Arkansas, 2025
- 10Stack 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 Sebastian County, Arkansas during 2025. 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 Sebastian County facility page.
Sebastian County, Arkansas, 2025
- Inspections 41
Air-emissions stack tests in Sebastian County, other years
Air-emissions stack tests recorded in Sebastian County, Arkansas, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-11 | OWENS CORNING COMPOSITE MATERIALS II, LLC. | Pass | State |
| 2025-12-11 | OWENS CORNING COMPOSITE MATERIALS II, LLC. | Pass | State |
| 2025-12-11 | OWENS CORNING COMPOSITE MATERIALS II, LLC. | Pass | State |
| 2025-09-03 | GNB FORT SMITH LLC | Pass | State |
| 2025-04-10 | ET GATHERING & PROCESSING LLC. - WITCHERVILLE COMPRESS STATION | Pass | State |
| 2025-03-10 | ET ENERGY & PROCESSING LLC. - BONANZA COMPRESSOR STATION | Pass | State |
| 2025-03-10 | ET ENERGY & PROCESSING LLC. - BONANZA COMPRESSOR STATION | Pass | State |
| 2025-01-29 | ET GATHERING & PROCESSING LLC. - FEDERAL COMPRESSOR STATION | Pass | State |
| 2025-01-28 | ET GATHERING & PROCESSING LLC. - HINKLE COMPRESSOR STATION | Pass | State |
| 2025-01-28 | ET GATHERING & PROCESSING LLC - WASHBURN COMPRESSOR STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.