EPA Air · stack tests by county and year
Air-emissions stack tests in Ramsey County, Minnesota, 2021
- 6Stack 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 Ramsey County, Minnesota during 2021. 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 Ramsey County facility page.
Ramsey County, Minnesota, 2021
Air-emissions stack tests in Ramsey County, other years
Air-emissions stack tests recorded in Ramsey County, Minnesota, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-12-06 | MET COUNCIL METROPOLITAN WATER RESOURCE RECOVERY FACILITY | Pass | State |
| 2021-09-21 | SAINT PAUL DEPARTMENT OF PUBLIC WORKS/ASPHALT PLT | Pass | State |
| 2021-06-22 | OTTER LAKE TECHNOLOGIES | Pass | State |
| 2021-05-25 | DISTRICT ENERGY ST PAUL/ST PAUL COGENERATION L | Pass | State |
| 2021-05-18 | ST. PAUL ASPHALT PLANT #905 | Pass | State |
| 2021-02-03 | DISTRICT ENERGY ST PAUL/ST PAUL COGENERATION L | N/A | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.