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.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Dunn county, ND, in 2026. It lists 11 stack tests recorded in 2026.