EPA Air · stack tests by county and year
Air-emissions stack tests in Undetermined County, Alaska, 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 Undetermined County, Alaska 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 Undetermined County facility page.
Undetermined County, Alaska, 2021
- Inspections 121
Air-emissions stack tests in Undetermined County, other years
Air-emissions stack tests recorded in Undetermined County, Alaska, 2021
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2021-08-31 | COLASKA INC, DBA SECON / ASTEC SUPER SIX DRUM MIX ASPHALT PLANT | Pass | State |
| 2021-08-13 | COLASKA, INC. DBA UNIVERSITY REDI-MIX / SOUTHSIDE PIT ASPHALT PLANT, NORTH POLE | Pass | State |
| 2021-07-29 | KNIK CONSTRUCTION CO., INC. / KNIK ASTEC MOBILE ASPHALT PLANT III | Pass | State |
| 2021-07-07 | COLASKA INC, DBA QAP / CMI 1900 ASPHALT PLANT | Pass | State |
| 2021-06-23 | COLASKA, INC. DBA UNIVERSITY REDI-MIX / ALMIX ASPHALT PLANT | Fail | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.