EPA Air · stack tests by county and year
Air-emissions stack tests in Ramsey County, Minnesota, 2023
- 8Stack 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 2023. 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, 2023
- Inspections 14
Air-emissions stack tests in Ramsey County, other years
Air-emissions stack tests recorded in Ramsey County, Minnesota, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-11-28 | MET COUNCIL METROPOLITAN WATER RESOURCE RECOVERY FACILITY | Pass | State |
| 2023-11-28 | OTTER LAKE TECHNOLOGIES | Pass | State |
| 2023-10-02 | COMMERCIAL ASPHALT CO - PLANT 909 | Pass | State |
| 2023-08-01 | NORTHERN IRON LLC | N/A | State |
| 2023-07-06 | OTTER LAKE TECHNOLOGIES | N/A | State |
| 2023-05-23 | XCEL ENERGY - HIGH BRIDGE GENERATING STATION | Pass | State |
| 2023-05-04 | NUSTAR - ROSEVILLE PRODUCTS TERMINAL | Pass | State |
| 2023-02-02 | DISTRICT ENERGY ST PAUL/ST PAUL COGENERATION L | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.