EPA Air · stack tests by county and year
Air-emissions stack tests in Butler County, Iowa, 2024
- 6Stack 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 Butler 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 Butler County facility page.
Butler County, Iowa, 2024
Air-emissions stack tests in Butler County, other years
Air-emissions stack tests recorded in Butler County, Iowa, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-11-19 | SHELL ROCK SOY PROCESSING | Pass | State |
| 2024-06-13 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | Pass | State |
| 2024-06-12 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | Pass | State |
| 2024-05-29 | SHELL ROCK SOY PROCESSING | Fail | State |
| 2024-04-12 | ZINPRO CORP - SHELL ROCK | Pass | State |
| 2024-04-12 | ZINPRO CORP - SHELL ROCK | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in Butler county, IA, for 2024. It lists 6 stack tests recorded in 2024.