EPA Air · stack tests by county and year
Air-emissions stack tests in Johnson County, Iowa, 2026
- 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 Johnson County, Iowa during 2026. 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 Johnson County facility page.
Johnson County, Iowa, 2026
Air-emissions stack tests in Johnson County, other years
Air-emissions stack tests recorded in Johnson County, Iowa, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-05-20 | INTEGRATED DNA TECHNOLOGIES | Pass | State |
| 2026-05-20 | INTEGRATED DNA TECHNOLOGIES | Pass | State |
| 2026-04-29 | UNIVERSITY OF IOWA | Pass | State |
| 2026-03-18 | INTEGRATED DNA TECHNOLOGIES | Pass | State |
| 2026-02-26 | UNIVERSITY OF IOWA | Pass | State |
| 2026-02-11 | LOPAREX INC | Pass | State |
| 2026-02-10 | LOPAREX INC | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.