EPA Air · stack tests by county and year
Air-emissions stack tests in Spencer County, Indiana, 2021
- 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 Spencer County, Indiana during 2021. 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 Spencer County facility page.
Spencer County, Indiana, 2021
Air-emissions stack tests in Spencer County, other years
Air-emissions stack tests recorded in Spencer County, Indiana, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-10-08 | JH RUDOLPH & COMPANY INCORPORATED PETERSBURG | Pass | State |
| 2021-10-08 | JH RUDOLPH & COMPANY INCORPORATED PETERSBURG | Pass | State |
| 2021-10-08 | JH RUDOLPH & COMPANY INCORPORATED PETERSBURG | Pass | State |
| 2021-10-08 | JH RUDOLPH & COMPANY INCORPORATED PETERSBURG | Pass | State |
| 2021-03-05 | INDIANA MICHIGAN POWER COMPANY DBA AEP ROCKPORT PLANT | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.