EPA Air · by state
Air-emissions sources in Arizona
- 485Facilities
Every source’s record in Arizona
Each of the 434 operating major, synthetic minor and minor sources in Arizona has a record page: its classification, its high-priority violation status, its compliance evaluations, violations and stack tests, and its enforcement actions and penalties. Each county below lists its own; or every source in Arizona, A to Z.
By emissions classification in Arizona
High-priority violations in Arizona
28 sources in Arizona carry a current high-priority Clean Air Act violation.
Counties in Arizona
- Apache County 10
- Cochise County 11
- Coconino County 16
- Gila County 10
- Graham County 4
- La Paz County 5
- Maricopa County 256
- Mohave County 22
- Navajo County 17
- Pima County 48
- Pinal County 31
- Santa Cruz County 3
- Undetermined County 12
- Yavapai County 23
- Yuma County 15
Industries in Arizona
Sources are grouped by the first industry code on the facility record.
- Petroleum and coal products manufacturing (NAICS 3241) 76
- NAICS 9999 51
- Mining and quarrying (NAICS 2123) 37
- Utilities (NAICS 2211) 31
- Pipeline transportation (NAICS 4862) 24
- Waste management and remediation (NAICS 5622) 21
- Mining and quarrying (NAICS 2122) 18
- Plastics and rubber products manufacturing (NAICS 3261) 15
- Data processing and hosting (NAICS 5182) 15
- Mining support (NAICS 2131) 13
- Nonmetallic mineral product manufacturing (NAICS 3273) 12
- Heavy and civil engineering construction (NAICS 2373) 11
- Specialty trade contractors (NAICS 2389) 10
- Computer and electronic product manufacturing (NAICS 3344) 8
- Fabricated metal product manufacturing (NAICS 3328) 8
- Primary metal manufacturing (NAICS 3313) 8
- Building construction (NAICS 2361) 8
- National security and international affairs (NAICS 9281) 7
- Waste management and remediation (NAICS 5621) 7
- Utilities (NAICS 2213) 6
- Furniture and related product manufacturing (NAICS 3371) 6
- Plastics and rubber products manufacturing (NAICS 3262) 5
- Chemical manufacturing (NAICS 3259) 5
- Merchant wholesalers, nondurable goods (NAICS 4247) 5
- Transportation equipment manufacturing (NAICS 3364) 5
- Building construction (NAICS 2362) 4
- Nonmetallic mineral product manufacturing (NAICS 3279) 3
- Nonmetallic mineral product manufacturing (NAICS 3274) 3
- Chemical manufacturing (NAICS 3253) 3
- Fabricated metal product manufacturing (NAICS 3323) 3
- Hospitals (NAICS 6221) 3
- Educational services (NAICS 6113) 3
Air-emissions inspections in Arizona, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
High-priority air violations in Arizona, by year
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity.
Air-emissions stack tests in Arizona, by year
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
Facilities
Figures from EPA’s ICIS-AIR download.