EPA Air · stack tests by county and year
Air-emissions stack tests in Hancock County, Iowa, 2024
- 5Stack 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 Hancock County, Iowa during 2024. 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 Hancock County facility page.
Air-emissions stack tests in Hancock County, other years
Air-emissions stack tests recorded in Hancock County, Iowa, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-12-18 | NORTHERN NATURAL GAS CO- VENTURA | Pass | State |
| 2024-10-23 | ZINPRO CORP - GARNER — high-priority violation on file | Fail | State |
| 2024-08-15 | ZINPRO CORP - GARNER — high-priority violation on file | Fail | State |
| 2024-08-13 | ZINPRO CORP - GARNER — high-priority violation on file | Fail | State |
| 2024-01-08 | ZINPRO CORP - GARNER — 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.