EPA Air · stack tests by county and year
Air-emissions stack tests in Brown County, Ohio, 2026
- 11Stack 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 Brown County, Ohio during 2026. 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 Brown County facility page.
Air-emissions stack tests in Brown County, other years
Air-emissions stack tests recorded in Brown County, Ohio, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-07-15 | H H WOOD FIBER, LLC | Pass | State |
| 2026-07-15 | H H WOOD FIBER, LLC | Fail | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
| 2026-03-31 | BROWN COUNTY LANDFILL GAS POWER STATION | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.