EPA Air · stack tests by county and year
Air-emissions stack tests in Maricopa County, Arizona, 2020
- 29Stack 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 Maricopa County, Arizona during 2020. 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 Maricopa County facility page.
Maricopa County, Arizona, 2020
- Inspections 89
Air-emissions stack tests in Maricopa County, other years
Air-emissions stack tests recorded in Maricopa County, Arizona, 2020
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2020-12-15 | APS WEST PHX POWER PLANT | Pass | Local |
| 2020-12-11 | NEW WINCUP HOLDINGS — high-priority violation on file | Pending | Local |
| 2020-11-16 | INTEL CORP - OCOTILLO CAMPUS — high-priority violation on file | Pass | Local |
| 2020-10-21 | REAL ALLOY ARIZONA | Pass | Local |
| 2020-10-06 | SOLANA GENERATING STATION | Pass | Local |
| 2020-08-27 | SOLANA GENERATING STATION | Pending | Local |
| 2020-08-20 | APS REDHAWK GENERATING FACILITY | Pending | Local |
| 2020-08-20 | ARLINGTON VALLEY — high-priority violation on file | Pending | Local |
| 2020-08-12 | APS WEST PHX POWER PLANT | Pending | Local |
| 2020-08-12 | CMC STEEL FABRICATORS | Pending | Local |
| 2020-07-15 | APS WEST PHX POWER PLANT | Pending | Local |
| 2020-07-15 | SALT RIVER PROJECT - AGUA FRIA GENERATING STATION | Pass | Local |
| 2020-06-27 | NEW WINCUP HOLDINGS — high-priority violation on file | Pass | Local |
| 2020-06-25 | SFPP-PHOENIX TERMINAL | Pass | Local |
| 2020-06-19 | QUIKJET - MONROE I & II TERMINALS — high-priority violation on file | Pass | Local |
| 2020-06-11 | CAMP VERDE HMA PLANT | Pending | State |
| 2020-06-08 | INTEL CORP - OCOTILLO CAMPUS — high-priority violation on file | Pending | Local |
| 2020-06-08 | INTEL CORP - OCOTILLO CAMPUS — high-priority violation on file | Pending | Local |
| 2020-06-02 | SALT RIVER PROJECT - KYRENE GENERATING STATION — high-priority violation on file | Pass | Local |
| 2020-05-22 | APS OCOTILLO POWER PLANT | Pass | Local |
| 2020-05-07 | SALT RIVER PROJECT - SANTAN GENERATING STATION | Pass | Local |
| 2020-04-21 | MESQUITE GENERATING STATION | Pass | Local |
| 2020-04-19 | NORTHWEST REGIONAL LANDFILL | Pass | Local |
| 2020-04-17 | GILA RIVER POWER STATION — high-priority violation on file | Pending | Local |
| 2020-02-27 | APS OCOTILLO POWER PLANT | Pass | Local |
| 2020-02-20 | GOLD BOND BUILDING PRODUCTS — high-priority violation on file | Pass | Local |
| 2020-02-20 | CMC STEEL FABRICATORS | Pass | Local |
| 2020-02-13 | VULCAN PORTABLE ONE PLANT - FLAGSTAFF | Pending | State |
| 2020-01-30 | SFPP-PHOENIX TERMINAL | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.