EPA Air · stack tests by county and year
Air-emissions stack tests in Cerro Gordo County, Iowa, 2021
- 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 Cerro Gordo County, Iowa during 2021. 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 Cerro Gordo County facility page.
Cerro Gordo County, Iowa, 2021
Air-emissions stack tests in Cerro Gordo County, other years
Air-emissions stack tests recorded in Cerro Gordo County, Iowa, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-09-17 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | Pass | State |
| 2021-07-31 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | Fail | State |
| 2021-07-31 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | Pass | State |
| 2021-06-24 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | Pass | State |
| 2021-06-23 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | Pass | State |
| 2021-06-22 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | Pass | State |
| 2021-06-17 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | Pass | State |
| 2021-06-16 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | Pass | State |
| 2021-06-16 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | Pass | State |
| 2021-06-15 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.