EPA Air · stack tests by state, industry and year
Pipeline transportation (NAICS 4862): stack tests in Arizona, 2026
- 10Stack 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 2026 at a Arizona source whose primary industry code is NAICS 4862. A facility filing more than one industry code is counted under the first one on its record.
Pipeline transportation (NAICS 4862) in Arizona, other years
Other industries in Arizona, 2026
- Utilities (NAICS 2211) 24
- Computer and electronic product manufacturing (NAICS 3344) 7
- Mining and quarrying (NAICS 2122) 7
- Nonmetallic mineral product manufacturing (NAICS 3273) 5
- Merchant wholesalers, nondurable goods (NAICS 4247) 3
- Primary metal manufacturing (NAICS 3311) 3
Air-emissions stack tests recorded in Arizona, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-03-25 | EL PASO NATURAL GAS CO - ALAMO LAKE COMPRESSOR STATION | ALAMO CROSSING (HISTORICAL), La Paz, AZ | Pass | State |
| 2026-03-24 | EL PASO NATURAL GAS CO - DUTCH FLAT COMPRESSOR STATION | FRANCONIA, Mohave, AZ | Pass | State |
| 2026-03-18 | EL PASO NATURAL GAS CO - SELIGMAN COMPRESSOR STATION | SELIGMAN, Yavapai, AZ | Pass | State |
| 2026-03-17 | EL PASO NATURAL GAS CO - WILLIAMS COMPRESSOR STATION | WILLIAMS, Coconino, AZ | Pass | State |
| 2026-03-11 | EL PASO NATURAL GAS CO - MOJAVE TOPOCK COMPRESSOR STATION | TOPOCK, Mohave, AZ | Pass | State |
| 2026-03-10 | EL PASO NATURAL GAS CO - WENDEN COMPRESSOR STATION | CENTENNIAL, La Paz, AZ | Pass | State |
| 2026-03-06 | TRANSWESTERN PIPELINE - KINGMAN COMPRESSOR STATION | FORT ROCK ROAD, Mohave, AZ | Pass | State |
| 2026-03-04 | EL PASO NATURAL GAS - WILLCOX COMPRESSOR STATION | WILLCOX, Cochise, AZ | Pass | State |
| 2026-03-04 | TRANSWESTERN PIPELINE - FLAGSTAFF COMPRESSOR STATION | PARKS, Coconino, AZ | Pass | State |
| 2026-03-03 | EL PASO NATURAL GAS - WILLCOX COMPRESSOR STATION | WILLCOX, Cochise, 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.