EPA Air · stack tests by county and year
Air-emissions stack tests in Arapahoe County, Colorado, 2023
- 13Stack 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 Arapahoe County, Colorado during 2023. 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 Arapahoe County facility page.
Arapahoe County, Colorado, 2023
Air-emissions stack tests in Arapahoe County, other years
Air-emissions stack tests recorded in Arapahoe County, Colorado, 2023
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2023-10-31 | COLORADO INTERSTATE GAS CO - LATIGO C.S. | Pass | State |
| 2023-10-31 | COLORADO INTERSTATE GAS CO - LATIGO C.S. | Pass | State |
| 2023-08-18 | NRO - AEROSPACE DATA FACIITY (ADF-C) | N/A | State |
| 2023-08-18 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-17 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-17 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-16 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-16 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-15 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-15 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-14 | NRO - AEROSPACE DATA FACIITY (ADF-C) | N/A | State |
| 2023-08-09 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
| 2023-08-08 | NRO - AEROSPACE DATA FACIITY (ADF-C) | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.