EPA Air · stack tests by county and year
Air-emissions stack tests in Brown County, South Dakota, 2020
- 10Stack 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 Brown County, South Dakota 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 Brown County facility page.
Brown County, South Dakota, 2020
Air-emissions stack tests in Brown County, other years
Air-emissions stack tests recorded in Brown County, South Dakota, 2020
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2020-11-12 | POET BIOREFINING - GROTON | Pass | State |
| 2020-11-11 | HUB CITY ENERGY, LLC — high-priority violation on file | Pass | State |
| 2020-11-11 | NORTHWESTERN ENERGY PUBLIC SERVICE CORPORATION - ABERDEEN | Pass | State |
| 2020-11-10 | HUB CITY ENERGY, LLC — high-priority violation on file | Pass | State |
| 2020-03-31 | AG PROCESSING INC. | Pass | State |
| 2020-03-31 | AG PROCESSING INC. | Pass | State |
| 2020-03-04 | HUB CITY ENERGY, LLC — high-priority violation on file | Pass | State |
| 2020-03-03 | HUB CITY ENERGY, LLC — high-priority violation on file | Pass | State |
| 2020-01-07 | AG PROCESSING INC. | Pass | State |
| 2020-01-07 | AG PROCESSING INC. | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.