EPA Air · stack tests by county and year
Air-emissions stack tests in Clayton County, Iowa, 2022
- 4Stack 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 Clayton County, Iowa during 2022. 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 Clayton County facility page.
Air-emissions stack tests in Clayton County, other years
What stands out
- Stack tests in Clayton County, Iowa, rose from 3 in 2018, the previous year on file, to 4 in 2022.
- The county’s file for stack tests holds 5 years of events, from 2017 through 2026.
- Its 4 stack tests rank 29th of the 42 county cells in Iowa for 2022.
- Its 4 stack tests are 0.9% of the 434 the state’s file holds for 2022.
Every line is computed by formula from the state’s stored file; nothing is estimated.
Air-emissions stack tests recorded in Clayton County, Iowa, 2022
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2022-10-04 | PATTISON SAND CO LLC | Pass | State |
| 2022-10-04 | PATTISON SAND CO LLC | Pass | State |
| 2022-05-12 | PATTISON SAND CO LLC | Pass | State |
| 2022-05-12 | PATTISON SAND CO LLC | Pass | 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 Clayton county, IA, for 2022. It lists 4 stack tests recorded in 2022.