EPA Air · stack tests by county and year
Air-emissions stack tests in St. Louis County, Minnesota, 2017
- 35Stack 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 2017. 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, 2017
Air-emissions stack tests in St. Louis County, other years
Air-emissions stack tests recorded in St. Louis County, Minnesota, 2017
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2017-12-05 | DULUTH ENERGY SYSTEMS | Pass | State |
| 2017-12-05 | ME GLOBAL INC | Pass | State |
| 2017-10-24 | ME GLOBAL INC | Pass | State |
| 2017-10-10 | SOFIDEL AMERICA - DULUTH — high-priority violation on file | Pass | State |
| 2017-09-28 | NORTHLAND CONSTRUCTORS OF DULUTH - NONMETALLIC | Pass | State |
| 2017-09-26 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2017-09-26 | UNITED TACONITE LLC - FAIRLANE PLANT | Pass | State |
| 2017-09-19 | US STEEL CORP - MINNTAC | Pass | State |
| 2017-09-06 | HIBBING TACONITE CO | N/A | State |
| 2017-08-30 | UNITED TACONITE LLC - FAIRLANE PLANT | Pass | State |
| 2017-08-16 | CLEVELAND-CLIFFS MINORCA MINE INC | Pass | State |
| 2017-07-25 | HIBBING PUBLIC UTILITIES COMMISSION | Pass | State |
| 2017-07-20 | NORTHLAND CONSTRUCTORS OF DULUTH - PLANT 42 | Pass | State |
| 2017-07-19 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2017-07-13 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2017-07-11 | WISCONSIN CENTRAL LTD | Pass | State |
| 2017-07-11 | CLEVELAND-CLIFFS MINORCA MINE INC | Pass | State |
| 2017-07-06 | MINNESOTA POWER - HIBBARD RENEWABLE ENERGY CENTER | Pass | State |
| 2017-07-06 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2017-06-27 | HIBBING PUBLIC UTILITIES COMMISSION | Pass | State |
| 2017-06-06 | MINNESOTA POWER - HIBBARD RENEWABLE ENERGY CENTER | Pass | State |
| 2017-05-24 | HIBBING PUBLIC UTILITIES COMMISSION | Pass | State |
| 2017-05-23 | US STEEL CORP - MINNTAC | Pass | State |
| 2017-05-22 | MINNESOTA POWER - HIBBARD RENEWABLE ENERGY CENTER | Fail | State |
| 2017-05-09 | SOFIDEL AMERICA - DULUTH — high-priority violation on file | Pass | State |
| 2017-05-03 | UNITED TACONITE LLC - FAIRLANE PLANT | Pass | State |
| 2017-04-05 | UNITED STATES STEEL CORP - KEETAC | N/A | State |
| 2017-03-30 | HIBBING PUBLIC UTILITIES COMMISSION | Pass | State |
| 2017-03-30 | UNITED STATES STEEL CORP - KEETAC | Pass | State |
| 2017-03-07 | DULUTH ENERGY SYSTEMS | Pass | State |
| 2017-03-01 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Pass | State |
| 2017-02-27 | UNITED TACONITE LLC - FAIRLANE PLANT | Pass | State |
| 2017-02-21 | HIBBING TACONITE CO | Pass | State |
| 2017-01-26 | DULUTH ENERGY SYSTEMS | Pass | State |
| 2017-01-04 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.