EPA Air · stack tests by state and year
Air-emissions stack tests in Colorado, 2022
- 460Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Colorado during 2022; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Colorado, 2022
- Weld County 207
- Garfield County 71
- Adams County 37
- Jefferson County 24
- La Plata County 23
- Jackson County 20
- Pueblo County 15
- Mesa County 13
- Rio Blanco County 12
- Moffat County 7
- Larimer County 5
- Boulder County 5
- El Paso County 5
- Routt County 4
- Fremont County 4
- Yuma County 3
Colorado, other years
Air-emissions stack tests recorded in Colorado, 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-07-27 | MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file | GOLDEN AREA, Jefferson, CO | Pass | State |
| 2022-07-27 | MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file | GOLDEN AREA, Jefferson, CO | Pass | State |
| 2022-07-27 | DCP OPERATING CO - TROUDT C.S. | GREELEY, Weld, CO | Pass | State |
| 2022-07-25 | SIMCOE - MIERA CENTRAL DELIVERY POINT | LA PLATA COUNTY, La Plata, CO | Pass | U.S. EPA |
| 2022-07-22 | DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file | KEENESBURG 5.2 MI. N OF, Weld, CO | Pass | State |
| 2022-07-21 | AVAGO TECHNOLOGIES WIRELESS (USA) MANUF. | FORT COLLINS, Larimer, CO | Pass | State |
| 2022-07-20 | AVAGO TECHNOLOGIES WIRELESS (USA) MANUF. | FORT COLLINS, Larimer, CO | Pass | State |
| 2022-07-19 | AVAGO TECHNOLOGIES WIRELESS (USA) MANUF. | FORT COLLINS, Larimer, CO | Pass | State |
| 2022-07-18 | BONANZA CREEK - ANTELOPE CPF 13-21 | KERSEY 10.4 MI. E OF, Weld, CO | Pass | State |
| 2022-07-15 | PUBLIC SERVICE CO - HAYDEN PLT | HAYDEN, Routt, CO | Pass | State |
| 2022-07-14 | WASTE MANAGEMENT - MIDWAY LANDFILL | FOUNTAIN, El Paso, CO | Pass | State |
| 2022-07-14 | GCC RIO GRANDE - PUEBLO CEMENT PLANT — high-priority violation on file | PUEBLO 4.5 MI. S OF, Pueblo, CO | Pass | State |
| 2022-07-06 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2022-06-29 | LARAMIE ENERGY - MVS COMPRESSOR STATION | COLLBRAN 10.8 MI. E OF, Mesa, CO | Pass | State |
| 2022-06-29 | PUBLIC SERVICE CO - COMANCHE PLT — high-priority violation on file | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-29 | VERDAD RESOURCES - SCHNEIDER 1414 PAD | BRIGGSDALE AREA, Weld, CO | Pass | State |
| 2022-06-23 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | N/A | State |
| 2022-06-23 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-22 | WEXPRO CO - E HIAWATHA/DEEP | DINOSAUR 55.9 MI. NE OF, Moffat, CO | Pass | State |
| 2022-06-22 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2022-06-22 | DCP OPERATING CO - SPINDLE GAS PLANT | FREDERICK AREA, Weld, CO | Pass | State |
| 2022-06-22 | BONANZA CREEK ENERGY - ANTELOPE SECTION | KERSEY 9.2 MI. E OF, Weld, CO | Pass | State |
| 2022-06-22 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-22 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-21 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2022-06-21 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | N/A | State |
| 2022-06-21 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-21 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | N/A | State |
| 2022-06-20 | ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file | LA SALLE 8.4 MI. N OF, Weld, CO | Pass | State |
| 2022-06-18 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-17 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-16 | FULCRUM ENERGY - BIGHORN-MUTUAL 0780 S17 | WALDEN 11.6 MI. N OF, Jackson, CO | Pass | State |
| 2022-06-16 | FULCRUM ENERGY - BIGHORN-MUTUAL 0780 S17 | WALDEN 11.6 MI. N OF, Jackson, CO | Pass | State |
| 2022-06-16 | NYDIG DFM - OXBOW PAD | WALDEN 8.8 MI. N OF, Jackson, CO | Pass | State |
| 2022-06-15 | BARGATH LLC - PARACHUTE CREEK GAS PLANT | PARACHUTE 2.9 MI. NW OF, Garfield, CO | Pass | State |
| 2022-06-15 | BARGATH LLC - PARACHUTE CREEK GAS PLANT | PARACHUTE 2.9 MI. NW OF, Garfield, CO | N/A | State |
| 2022-06-15 | FULCRUM ENERGY - BIGHORN-MUTUAL 0780 S17 | WALDEN 11.6 MI. N OF, Jackson, CO | Pass | State |
| 2022-06-14 | BARGATH LLC - PARACHUTE CREEK GAS PLANT | PARACHUTE 2.9 MI. NW OF, Garfield, CO | Pass | State |
| 2022-06-14 | BARGATH LLC - PARACHUTE CREEK GAS PLANT | PARACHUTE 2.9 MI. NW OF, Garfield, CO | Pass | State |
| 2022-06-14 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-14 | HARVEST FOUR CORNERS, LLC - IGNACIO GAS PLANT | DURANGO, La Plata, CO | Pass | State |
| 2022-06-13 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2022-06-09 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | KERSEY AREA, Weld, CO | Pass | State |
| 2022-06-08 | KIEWIT - COLORADO SPRINGS ASPHALT PLANT | COLORADO SPRINGS, El Paso, CO | Pass | State |
| 2022-06-08 | FULCRUM ENERGY - BIGHORN-MUTUAL 0780 S17 | WALDEN 11.6 MI. N OF, Jackson, CO | Pass | State |
| 2022-06-08 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | KERSEY AREA, Weld, CO | Pass | State |
| 2022-06-08 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | KERSEY AREA, Weld, CO | Pass | State |
| 2022-06-07 | PUBLIC SERVICE CO - CHEROKEE PLT | COMMERCE CITY AREA, Adams, CO | Pass | State |
| 2022-06-07 | FULCRUM ENERGY - SHIRAS BATTERY | WALDEN 12.7 MI. N OF, Jackson, CO | Pass | State |
| 2022-06-07 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | KERSEY AREA, Weld, CO | Pass | State |
| 2022-06-07 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | KERSEY AREA, Weld, CO | Pass | State |
| 2022-06-06 | PUBLIC SERVICE CO - CHEROKEE PLT | COMMERCE CITY AREA, Adams, CO | Pass | State |
| 2022-06-06 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2022-06-06 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-06-06 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | N/A | State |
| 2022-06-06 | ROCKY MOUNTAIN MIDSTREAM - AUBURN CS | KERSEY AREA, Weld, CO | Pass | State |
| 2022-06-03 | DCP OPERATING CO - GODFREY BOTTOM C.S. | EVANS AREA, Weld, CO | Pass | State |
| 2022-06-02 | METRO WATER RECOVERY - ROBERT WHITE TRE | DENVER, Adams, CO | Pass | State |
| 2022-06-01 | METRO WATER RECOVERY - ROBERT WHITE TRE | DENVER, Adams, CO | Pass | State |
| 2022-06-01 | NOBLE ENERGY - WELLS RANCH AA12, AE07 | KERSEY 11.5 MI. NE OF, Weld, CO | Pass | State |
| 2022-05-31 | DCP OPERATING CO - SPINDLE GAS PLANT | FREDERICK AREA, Weld, CO | Pass | State |
| 2022-05-31 | WES DJ GATHERING - LATHAM GAS PLANT | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
| 2022-05-26 | TEP ROCKY MOUNTAIN - CASTLE SPRINGS C.S. | SILT 6.7 MI. SE OF, Garfield, CO | Pass | State |
| 2022-05-26 | RED CEDAR GATHERING COMPANY - PUMP CANYON COMPRESSOR STATION | LA PLATA COUNTY, La Plata, CO | Pass | State |
| 2022-05-25 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2022-05-25 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2022-05-25 | DCP OPERATING CO - SULLIVAN C.S. | KERSEY 16.1 MI. NE OF, Weld, CO | Pass | State |
| 2022-05-24 | KP KAUFFMAN UPRR 23 PA D#2 | DENVER 2.8 MI. NE OF, Adams, CO | Pass | State |
| 2022-05-24 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2022-05-24 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2022-05-24 | DCP OPERATING CO - SULLIVAN C.S. | KERSEY 16.1 MI. NE OF, Weld, CO | Pass | State |
| 2022-05-24 | DCP OPERATING CO - SULLIVAN C.S. | KERSEY 16.1 MI. NE OF, Weld, CO | Pass | State |
| 2022-05-23 | DCP OPERATING CO - SULLIVAN C.S. | KERSEY 16.1 MI. NE OF, Weld, CO | Pass | State |
| 2022-05-23 | WES DJ GATHERING - LATHAM GAS PLANT | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
| 2022-05-20 | DCP OPERATING CO - BERNHARDT C.S. | MILLIKEN AREA, Weld, CO | Pass | State |
| 2022-05-20 | DCP OPERATING CO - BERNHARDT C.S. | MILLIKEN AREA, Weld, CO | Pass | State |
| 2022-05-19 | BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file | MEEKER 23.2 MI. W OF, Rio Blanco, CO | Pass | State |
| 2022-05-19 | BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file | MEEKER 23.2 MI. W OF, Rio Blanco, CO | Pass | State |
| 2022-05-19 | BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file | MEEKER 23.2 MI. W OF, Rio Blanco, CO | Pass | State |
| 2022-05-19 | DCP OPERATING CO - BERNHARDT C.S. | MILLIKEN AREA, Weld, CO | Pass | State |
| 2022-05-19 | DCP OPERATING CO - BERNHARDT C.S. | MILLIKEN AREA, Weld, CO | Pass | State |
| 2022-05-18 | BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file | MEEKER 23.2 MI. W OF, Rio Blanco, CO | Pass | State |
| 2022-05-18 | DCP OPERATING CO - BERNHARDT C.S. | MILLIKEN AREA, Weld, CO | Pass | State |
| 2022-05-18 | DCP OPERATING CO - TROUDT C.S. | GREELEY, Weld, CO | Pass | State |
| 2022-05-17 | BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file | MEEKER 23.2 MI. W OF, Rio Blanco, CO | Pass | State |
| 2022-05-17 | DCP OPERATING CO - TROUDT C.S. | GREELEY, Weld, CO | Pass | State |
| 2022-05-17 | DCP OPERATING CO - TROUDT C.S. | GREELEY, Weld, CO | Pass | State |
| 2022-05-16 | DCP OPERATING CO - TROUDT C.S. | GREELEY, Weld, CO | N/A | State |
| 2022-05-16 | DCP OPERATING CO - TROUDT C.S. | GREELEY, Weld, CO | Pass | State |
| 2022-05-15 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2022-05-13 | DCP OPERATING CO - MEWBOURN — high-priority violation on file | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
| 2022-05-13 | DCP OPERATING CO - MEWBOURN — high-priority violation on file | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
| 2022-05-13 | DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file | KEENESBURG 5.2 MI. N OF, Weld, CO | Pass | State |
| 2022-05-13 | RED CEDAR GATHERING COMPANY - MIDWAY COMPRESSOR STATION | IGNACIO, La Plata, CO | Pass | State |
| 2022-05-12 | MICROCHIP TECHNOLOGY INCORPORATED | COLORADO SPRINGS, El Paso, CO | Pass | State |
| 2022-05-12 | DCP OPERATING CO - MEWBOURN — high-priority violation on file | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
| 2022-05-12 | DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file | KEENESBURG 5.2 MI. N OF, Weld, CO | Pass | State |
| 2022-05-12 | DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file | KEENESBURG 5.2 MI. N OF, Weld, CO | Pass | State |
| 2022-05-11 | PRAIRIE OPERATING CO - COT EAST & WEST | SEVERANCE AREA, Weld, CO | Pass | State |
| 2022-05-10 | DCP OPERATING CO - MEWBOURN — high-priority violation on file | GILCREST 2.4 MI. N OF, Weld, CO | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.