EPA Air · stack tests by state, industry and year
National security and international affairs (NAICS 9281): stack tests in Colorado, 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 Colorado source whose primary industry code is NAICS 9281. A facility filing more than one industry code is counted under the first one on its record.
National security and international affairs (NAICS 9281) in Colorado, other years
Other industries in Colorado, 2026
- Oil and gas extraction (NAICS 2111) 110
- Utilities (NAICS 2211) 21
- Nonmetallic mineral product manufacturing (NAICS 3273) 12
- Nonmetallic mineral product manufacturing (NAICS 3271) 7
- Nonmetallic mineral product manufacturing (NAICS 3274) 6
- Waste management and remediation (NAICS 5622) 3
Air-emissions stack tests recorded in Colorado, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-07-16 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-15 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-15 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-14 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-14 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-13 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-13 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-10 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-09 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | Pass | State |
| 2026-07-08 | NRO - AEROSPACE DATA FACIITY (ADF-C) | AURORA, Arapahoe, CO | 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.