EPA Air · stack tests by state, industry and year
Utilities (NAICS 2211): stack tests in Arizona, 2024
- 29Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2024 at a Arizona source whose primary industry code is NAICS 2211. A facility filing more than one industry code is counted under the first one on its record.
Utilities (NAICS 2211) in Arizona, other years
Other industries in Arizona, 2024
- Nonmetallic mineral product manufacturing (NAICS 3273) 22
- Mining and quarrying (NAICS 2122) 12
- Pipeline transportation (NAICS 4862) 10
- Computer and electronic product manufacturing (NAICS 3344) 9
- Primary metal manufacturing (NAICS 3311) 6
- Waste management and remediation (NAICS 5622) 5
- Primary metal manufacturing (NAICS 3314) 5
- Petroleum and coal products manufacturing (NAICS 3241) 5
- Primary metal manufacturing (NAICS 3315) 3
- Merchant wholesalers, nondurable goods (NAICS 4247) 3
Air-emissions stack tests recorded in Arizona, 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-12-19 | CHOLLA GENERATING STATION | JOSEPH CITY, Navajo, AZ | Pass | State |
| 2024-12-17 | APACHE GENERATING STATION | COCHISE, Cochise, AZ | Pass | State |
| 2024-11-21 | NOVO BIOPOWER, LLC | SNOWFLAKE, Navajo, AZ | Pass | State |
| 2024-09-19 | APACHE GENERATING STATION | COCHISE, Cochise, AZ | Pass | State |
| 2024-09-12 | SOLANA GENERATING STATION | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-08-29 | VALENCIA POWER PLANT | NOGALES, Santa Cruz, AZ | Pass | State |
| 2024-08-15 | APS REDHAWK GENERATING FACILITY | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-08-15 | ARLINGTON VALLEY — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-08-09 | APS WEST PHX POWER PLANT | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-07-29 | CHOLLA GENERATING STATION | JOSEPH CITY, Navajo, AZ | Pass | State |
| 2024-07-17 | APS WEST PHX POWER PLANT | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-07-12 | UNS ELECTRIC INC - BLACK MOUNTAIN GENERATING STATION | GRIFFITH, Mohave, AZ | Pass | State |
| 2024-07-11 | APS - YUCCA POWER PLANT | YUMA, Yuma, AZ | Pass | State |
| 2024-07-10 | GRIFFITH POWER PLANT | GRIFFITH, Mohave, AZ | Pass | State |
| 2024-06-28 | APACHE GENERATING STATION | COCHISE, Cochise, AZ | Pass | State |
| 2024-06-28 | GILA RIVER POWER STATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-06-26 | APS OCOTILLO POWER PLANT | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-06-25 | CORONADO GENERATING PLANT | SAINT JOHNS, Apache, AZ | Pass | State |
| 2024-06-20 | NEW HARQUAHALA GENERATING | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-06-12 | TUCSON ELECTRIC POWER - SPRINGERVILLE GENERATING STATION | SPRINGERVILLE, Apache, AZ | Pass | State |
| 2024-06-11 | SALT RIVER PROJECT - KYRENE GENERATING STATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-06-10 | TUCSON ELECTRIC POWER - SPRINGERVILLE GENERATING STATION | SPRINGERVILLE, Apache, AZ | Pass | State |
| 2024-06-06 | TUCSON ELECTRIC POWER - SPRINGERVILLE GENERATING STATION | SPRINGERVILLE, Apache, AZ | Pass | State |
| 2024-06-06 | SALT RIVER PROJECT - AGUA FRIA GENERATING STATION | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-06-05 | TUCSON ELECTRIC POWER - SPRINGERVILLE GENERATING STATION | SPRINGERVILLE, Apache, AZ | Pass | State |
| 2024-05-17 | SALT RIVER PROJECT - SANTAN GENERATING STATION | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-04-16 | APACHE GENERATING STATION | COCHISE, Cochise, AZ | Pass | State |
| 2024-04-12 | MESQUITE GENERATING STATION | MARICOPA COUNTY, Maricopa, AZ | Pass | Local |
| 2024-02-29 | CHOLLA GENERATING STATION | JOSEPH CITY, Navajo, AZ | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.