EPA Air · stack tests by county and year
Air-emissions stack tests in Big Horn County, Wyoming, 2020
- 13Stack 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 Big Horn County, Wyoming during 2020. 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 Big Horn County facility page.
Big Horn County, Wyoming, 2020
Air-emissions stack tests in Big Horn County, other years
Air-emissions stack tests recorded in Big Horn County, Wyoming, 2020
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2020-11-18 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | Pass | State |
| 2020-09-19 | LOVELL PLANT (GEORGIA-PACIFIC GYPSUM) | Fail | State |
| 2020-09-18 | LOVELL PLANT (GEORGIA-PACIFIC GYPSUM) | Pass | State |
| 2020-09-18 | LOVELL PLANT (GEORGIA-PACIFIC GYPSUM) | Pass | State |
| 2020-09-16 | LOVELL PLANT (GEORGIA-PACIFIC GYPSUM) | Pass | State |
| 2020-09-16 | LOVELL PLANT (GEORGIA-PACIFIC GYPSUM) | Pass | State |
| 2020-09-15 | LOVELL PLANT (GEORGIA-PACIFIC GYPSUM) | Pass | State |
| 2020-09-09 | LOVELL PLANT (AMERICAN COLLOID CO) | Pass | State |
| 2020-05-06 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | Pass | State |
| 2020-03-26 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | Pass | State |
| 2020-03-26 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | Pass | State |
| 2020-03-26 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | Pass | State |
| 2020-03-26 | LOVELL GRINDING PLANT (BENTONITE PERFORMANCE MINERALS) | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.