EPA Air · stack tests by county and year
Air-emissions stack tests in Dunn County, North Dakota, 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 Dunn County, North Dakota 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 Dunn County facility page.
Air-emissions stack tests in Dunn County, other years
Air-emissions stack tests recorded in Dunn County, North Dakota, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-06-11 | BUFFALO COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-06-11 | BUFFALO COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-06-11 | BUFFALO COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-06-11 | BUFFALO COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-13 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-07 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-07 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-05 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-05 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-04 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
| 2026-05-04 | ROBERT'S TRUST COMPRESSOR STATION | Pass | U.S. EPA |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.