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 |
|---|---|---|---|---|
| 2022-03-17 | DCP OPERATING CO - 70 RANCH CS | KERSEY 3.3 MI. E OF, Weld, CO | Pass | State |
| 2022-03-17 | DCP OPERATING CO - 70 RANCH CS | KERSEY 3.3 MI. E OF, Weld, CO | Pass | State |
| 2022-03-16 | QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file | PARACHUTE 13.8 MI. N OF, Garfield, CO | Pass | State |
| 2022-03-16 | QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file | PARACHUTE 13.8 MI. N OF, Garfield, CO | Pass | State |
| 2022-03-16 | DCP OPERATING CO - 70 RANCH CS | KERSEY 3.3 MI. E OF, Weld, CO | Pass | State |
| 2022-03-16 | DCP OPERATING CO - 70 RANCH CS | KERSEY 3.3 MI. E OF, Weld, CO | Pass | State |
| 2022-03-15 | CEMEX CONSTRUCTION MATERIALS - LYONS — high-priority violation on file | LYONS AREA, Boulder, CO | N/A | State |
| 2022-03-15 | QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file | PARACHUTE 13.8 MI. N OF, Garfield, CO | Pass | State |
| 2022-03-15 | QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file | PARACHUTE 13.8 MI. N OF, Garfield, CO | Pass | State |
| 2022-03-15 | SIMCOE - IRON HORSE CENTRAL DELIVERY POINT | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2022-03-11 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2022-03-11 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2022-03-10 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2022-03-10 | ROCKY MOUNTAIN MIDSTREAM - LOCHBUIE C.S. | LOCHBUIE AREA, Weld, CO | Pass | State |
| 2022-03-10 | ROCKY MOUNTAIN MIDSTREAM - LOCHBUIE C.S. | LOCHBUIE AREA, Weld, CO | Pass | State |
| 2022-03-09 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-09 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-09 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-09 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-09 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2022-03-08 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-08 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-08 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-08 | BARGATH, LLC - HYRUP PROD FACILITY — high-priority violation on file | PARACHUTE 4.3 MI. S OF, Garfield, CO | Pass | State |
| 2022-03-08 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2022-03-08 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-08 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-07 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-07 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-07 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-07 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-05 | TRI STATE GENERATION & TRANS - CRAIG | CRAIG 2.9 MI. SW OF, Moffat, CO | Pass | State |
| 2022-03-03 | PDC ENERGY - MCNEAR 10-9 PAD | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-02 | PDC ENERGY - MCNEAR 10-9 PAD | GREELEY AREA, Weld, CO | Pass | State |
| 2022-03-01 | PDC ENERGY - BEEBE 3-34 PAD | GREELEY, Weld, CO | Pass | State |
| 2022-03-01 | WILLIAMS FRONT RANGE - HOOKSIDE COMPRESS | GROVER 11.1 MI. N OF, Weld, CO | Pass | State |
| 2022-02-22 | PDC ENERGY - MCNEAR 10-9 PAD | GREELEY AREA, Weld, CO | Pass | State |
| 2022-02-21 | PDC ENERGY - MCNEAR 10-9 PAD | GREELEY AREA, Weld, CO | Pass | State |
| 2022-02-16 | PDC ENERGY - BEEBE 3-34 PAD | GREELEY, Weld, CO | Pass | State |
| 2022-02-15 | DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file | GREELEY AREA, Weld, CO | Pass | State |
| 2022-02-15 | PDC ENERGY - BEEBE 3-34 PAD | GREELEY, Weld, CO | Pass | State |
| 2022-02-15 | SIMCOE - TREATING SITE #8 CENTRAL DELIVERY POINT | DURANGO, La Plata, CO | Pass | State |
| 2022-02-14 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2022-02-14 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2022-02-10 | MOONRISE - REDTAIL GAS PLANT | RAYMER (NEW RAYMER) 14.7 MI. N, Weld, CO | Pass | State |
| 2022-02-09 | TEP ROCKY MTN - CLOUGH PRODUCTION | RIFLE AREA, Garfield, CO | Pass | State |
| 2022-02-05 | WASTE MGMT - NORTH WELD LANDFILL | SEVERANCE AREA, Weld, CO | Pass | State |
| 2022-02-03 | PITKIN COUNTY SOLID WASTE CENTER | SNOWMASS VILLAGE AREA, Pitkin, CO | Pass | State |
| 2022-02-01 | AMRIZE PORTLAND PLANT — high-priority violation on file | FLORENCE 3.8 MI. E OF, Fremont, CO | Pass | State |
| 2022-02-01 | WASTE MANAGEMENT- BUFFALO RIDGE LANDFILL | KEENESBURG 5.1 MI. N OF, Weld, CO | Pass | State |
| 2022-02-01 | SUMMIT MIDSTREAM NIOBR - ANGUS COMPR STN | GROVER 8.8 MI. N OF, Weld, CO | Pass | State |
| 2022-01-31 | SUMMIT MIDSTREAM NIOBR - ANGUS COMPR STN | GROVER 8.8 MI. N OF, Weld, CO | Pass | State |
| 2022-01-31 | SUMMIT MIDSTREAM NIOBR - ANGUS COMPR STN | GROVER 8.8 MI. N OF, Weld, CO | Pass | State |
| 2022-01-20 | EXPEDITION WATER SOLUTIONS - EWS #14 | PLATTEVILLE 4.8 MI. E OF, Weld, CO | Fail | State |
| 2022-01-18 | COORSTEK - GRAND JUNCTION OPERATIONS | GRAND JUNCTION, Mesa, CO | Pass | State |
| 2022-01-13 | RED CEDAR GATHERING COMPANY - ARKANSAS LOOP AND SIMPSON TREATING PLANTS | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2022-01-10 | PUBLIC SERVICE CO - HAYDEN PLT | HAYDEN, Routt, CO | Pass | State |
| 2022-01-07 | DUNAMIS ENERGY - SASKATCHEWAN PAD | AULT AREA, Weld, CO | Pass | State |
| 2022-01-05 | AMRIZE PORTLAND PLANT — high-priority violation on file | FLORENCE 3.8 MI. E OF, Fremont, CO | Pass | State |
| 2022-01-05 | AMRIZE PORTLAND PLANT — high-priority violation on file | FLORENCE 3.8 MI. E OF, Fremont, CO | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.