EPA Air · stack tests by county and year
Air-emissions stack tests in Graham County, Arizona, 2023
- 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 Graham County, Arizona during 2023. 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 Graham County facility page.
Air-emissions stack tests in Graham County, other years
Air-emissions stack tests recorded in Graham County, Arizona, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-07-10 | FREEPORT-MCMORAN - SAFFORD OPERATIONS | Pass | State |
| 2023-05-05 | CKC CONSTRUCTION | Pass | State |
| 2023-03-27 | FREEPORT-MCMORAN - SAFFORD OPERATIONS | Pass | State |
| 2023-03-16 | FREEPORT-MCMORAN - SAFFORD OPERATIONS | Pass | State |
| 2023-02-23 | NATURESWEET USA, LLC - WILLCOX FACILITY | 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 Graham county, AZ, in 2023. It lists 5 stack tests recorded in 2023.