EPA Air · stack tests by state, industry and year
Utilities (NAICS 2211): stack tests in Colorado, 2023
- 26Stack 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 2023 at a Colorado 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 Colorado, other years
Other industries in Colorado, 2023
- Oil and gas extraction (NAICS 2111) 339
- Pipeline transportation (NAICS 4862) 15
- Nonmetallic mineral product manufacturing (NAICS 3273) 12
- National security and international affairs (NAICS 9281) 11
- Petroleum and coal products manufacturing (NAICS 3241) 7
- Utilities (NAICS 2213) 5
- Waste management and remediation (NAICS 5622) 5
Air-emissions stack tests recorded in Colorado, 2023
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2023-12-14 | PUBLIC SERVICE CO - HAYDEN PLT | HAYDEN, Routt, CO | Pass | State |
| 2023-11-28 | PLATTE RIVER POWER AUTHORITY - RAWHIDE | WELLINGTON 9.3 MI. N OF, Larimer, CO | Pass | State |
| 2023-10-26 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-10-26 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-10-26 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-10-26 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-10-25 | COLORADO SPRINGS UTILITIES - NIXON PLT | FOUNTAIN AREA, El Paso, CO | N/A | State |
| 2023-10-11 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2023-10-11 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2023-10-03 | PUBLIC SERVICE CO - COMANCHE PLT — high-priority violation on file | PUEBLO, Pueblo, CO | Pass | State |
| 2023-09-16 | TRI STATE GENERATION & TRANS - CRAIG | CRAIG 2.9 MI. SW OF, Moffat, CO | N/A | State |
| 2023-08-02 | PLATTE RIVER POWER AUTHORITY - RAWHIDE | WELLINGTON 9.3 MI. N OF, Larimer, CO | Pass | State |
| 2023-08-01 | PLATTE RIVER POWER AUTHORITY - RAWHIDE | WELLINGTON 9.3 MI. N OF, Larimer, CO | Pass | State |
| 2023-08-01 | SPINDLE HILL ENERGY, LLC | FREDERICK, Weld, CO | N/A | State |
| 2023-07-28 | PUBLIC SERVICE CO - HAYDEN PLT | HAYDEN, Routt, CO | Pass | State |
| 2023-06-28 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2023-06-28 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2023-06-27 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2023-06-27 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2023-06-15 | PUBLIC SERVICE CO - FORT SAINT VRAIN PLT | MILLIKEN AREA, Weld, CO | N/A | State |
| 2023-04-28 | PLAINS END, LLC | ARVADA, Jefferson, CO | N/A | State |
| 2023-04-28 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-04-28 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-04-25 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-04-24 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2023-04-12 | PUBLIC SERVICE CO - CHEROKEE PLT | COMMERCE CITY AREA, Adams, 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.