EPA Air · stack tests by county and year
Air-emissions stack tests in St. Louis County, Minnesota, 2018
- 19Stack 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 St. Louis County, Minnesota during 2018. 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 St. Louis County facility page.
St. Louis County, Minnesota, 2018
- Inspections 16
Air-emissions stack tests in St. Louis County, other years
Air-emissions stack tests recorded in St. Louis County, Minnesota, 2018
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2018-12-18 | DULUTH ENERGY SYSTEMS | Pass | State |
| 2018-10-16 | US STEEL CORP - MINNTAC | Pass | State |
| 2018-09-11 | ULLAND BROTHERS INC - PLANT 3401 | Fail | State |
| 2018-09-05 | US STEEL CORP - MINNTAC | Pass | State |
| 2018-09-05 | SOFIDEL AMERICA - DULUTH — high-priority violation on file | Pass | State |
| 2018-08-07 | SOFIDEL AMERICA - DULUTH — high-priority violation on file | Pass | State |
| 2018-06-18 | WISCONSIN CENTRAL LTD | Pass | State |
| 2018-05-24 | US STEEL CORP - MINNTAC | Pass | State |
| 2018-05-23 | MINNESOTA POWER - HIBBARD RENEWABLE ENERGY CENTER | Pass | State |
| 2018-05-08 | NORTHSHORE MINING CO - PETER MITCHELL | Pass | State |
| 2018-05-07 | US STEEL CORP - MINNTAC | Pass | State |
| 2018-05-01 | HILL WOOD PRODUCTS INC | Pass | State |
| 2018-04-23 | HIBBING TACONITE CO | Pass | State |
| 2018-04-19 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2018-03-27 | HIBBING PUBLIC UTILITIES COMMISSION | Fail | State |
| 2018-03-19 | HIBBING PUBLIC UTILITIES COMMISSION | Pass | State |
| 2018-03-19 | UNITED TACONITE LLC - FAIRLANE PLANT | Pass | State |
| 2018-02-28 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2018-02-20 | UNITED TACONITE LLC - FAIRLANE PLANT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
The page lists stack tests recorded in 2018 for Clean Air Act facilities in the EPA air register in St. Louis county, MN. It records 19 stack tests for 2018.