EPA Air · stack tests by county and year
Air-emissions stack tests in Palo Alto County, Iowa, 2024
- 7Stack 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 Palo Alto 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 Palo Alto County facility page.
Air-emissions stack tests in Palo Alto County, other years
Air-emissions stack tests recorded in Palo Alto County, Iowa, 2024
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2024-10-11 | POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file | Pass | State |
| 2024-10-10 | POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file | Pass | State |
| 2024-10-09 | POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file | Fail | State |
| 2024-09-24 | WEST BEND MUNICIPAL POWER PLANT | Pass | State |
| 2024-07-31 | POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file | Pass | State |
| 2024-06-12 | POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file | Fail | State |
| 2024-06-11 | POET BIOREFINING - LIBERTY (EMMETSBURG) — 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.