EPA Air · stack tests by state and year
Air-emissions stack tests in Colorado, 2017
- 361Stack 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 2017; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Colorado, 2017
- Weld County 103
- Garfield County 97
- La Plata County 22
- Pueblo County 21
- Moffat County 19
- Rio Blanco County 15
- Jefferson County 13
- Adams County 12
- Routt County 8
- Larimer County 8
- El Paso County 6
- Teller County 6
- Mesa County 6
- Morgan County 6
- Fremont County 5
- Boulder County 4
Colorado, other years
Air-emissions stack tests recorded in Colorado, 2017
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2017-12-26 | RED CEDAR GATHERING COMPANY - MIDWAY COMPRESSOR STATION | IGNACIO, La Plata, CO | Fail | State |
| 2017-12-26 | RED CEDAR GATHERING COMPANY - MIDWAY COMPRESSOR STATION | IGNACIO, La Plata, CO | Pass | State |
| 2017-12-21 | GRAND RIVER GATHERING - PUMBA CS | RIFLE 3.4 MI. S OF, Garfield, CO | Pass | State |
| 2017-12-19 | NOBLE ENERGY - WELLS RANCH BB01 & AF05 | KERSEY 9.7 MI. N OF, Weld, CO | Pass | State |
| 2017-12-14 | ROCKY MTN NAT GAS - CRYSTAL RIVER CS | CARBONDALE 2.5 MI. W OF, Garfield, CO | Pass | State |
| 2017-12-13 | ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS | FORT LUPTON AREA, Weld, CO | Pass | State |
| 2017-12-12 | MID-AMERICA PIPELINE CO DOVE CR STA | DOVE CREEK 5.3 MI. NW OF, Dolores, CO | Pass | State |
| 2017-12-11 | ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS | FORT LUPTON AREA, Weld, CO | Pass | State |
| 2017-12-09 | TRI STATE GENERATION & TRANS - CRAIG | CRAIG 2.9 MI. SW OF, Moffat, CO | Pass | State |
| 2017-12-08 | TRI STATE GENERATION & TRANS - CRAIG | CRAIG 2.9 MI. SW OF, Moffat, CO | Pass | State |
| 2017-12-07 | COLORADO SPRINGS UTILITIES - NIXON PLT | FOUNTAIN AREA, El Paso, CO | Pass | State |
| 2017-12-07 | TRI STATE GENERATION & TRANS - CRAIG | CRAIG 2.9 MI. SW OF, Moffat, CO | Pass | State |
| 2017-12-06 | PUBLIC SERVICE CO - COMANCHE PLT — high-priority violation on file | PUEBLO, Pueblo, CO | Pass | State |
| 2017-12-06 | OWENS-BROCKWAY GLASS - WINDSOR #28 — high-priority violation on file | WINDSOR, Weld, CO | Pass | State |
| 2017-12-05 | PUBLIC SERVICE CO - COMANCHE PLT — high-priority violation on file | PUEBLO, Pueblo, CO | N/A | State |
| 2017-12-05 | WES WATTENBURG - CENTRAL OIL STABIL | HUDSON 6.1 MI. N OF, Weld, CO | Pass | State |
| 2017-11-30 | OWENS-BROCKWAY GLASS - WINDSOR #28 — high-priority violation on file | WINDSOR, Weld, CO | Pass | State |
| 2017-11-30 | RED CEDAR GATHERING COMPANY - SOUTH IGNACIO CENTRAL DEL | SOUTHERN UTE RESERVATION, La Plata, CO | Fail | State |
| 2017-11-30 | RED CEDAR GATHERING COMPANY - SOUTH IGNACIO CENTRAL DEL | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2017-11-28 | WESTERN SUGAR CO - FORT MORGAN FACTORY | FORT MORGAN AREA, Morgan, CO | Pass | State |
| 2017-11-20 | RED CEDAR GATHERING COMPANY - PUMP CANYON COMPRESSOR STATION | LA PLATA COUNTY, La Plata, CO | Pass | State |
| 2017-11-19 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-11-17 | LARAMIE ENERGY - MVS COMPRESSOR STATION | COLLBRAN 10.8 MI. E OF, Mesa, CO | Pass | State |
| 2017-11-16 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-11-14 | TRANSCOLORADO GAS - DOLORES C.S. | DOLORES 12.9 MI. NE OF, Dolores, CO | Pass | State |
| 2017-11-14 | PLATTE RIVER POWER AUTHORITY - RAWHIDE | WELLINGTON 9.3 MI. N OF, Larimer, CO | Pass | State |
| 2017-11-14 | PUBLIC SERVICE CO - PAWNEE PLT — high-priority violation on file | BRUSH 2.6 MI. N OF, Morgan, CO | Pass | State |
| 2017-11-13 | HIGHPOINT - DUTCH LAKE 3-3H PAD | KERSEY 14.7 MI. NE OF, Weld, CO | Pass | State |
| 2017-11-12 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-11-10 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-10 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-11-09 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-09 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-09 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-09 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-11-09 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-11-08 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-08 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-08 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-08 | GRAND RIVER GATHERING, LLC- HIGH MESA CS | PARACHUTE 2.5 MI. S OF, Garfield, CO | Pass | State |
| 2017-11-08 | COLORADO INTERSTATE GAS CO - GREASEWOOD | MEEKER 16.5 MI. SW OF, Rio Blanco, CO | Pass | State |
| 2017-11-08 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-11-08 | HARVEST FOUR CORNERS, LLC - IGNACIO GAS PLANT | DURANGO, La Plata, CO | Pending | State |
| 2017-11-07 | COORSTEK, INC. - CENTER FOR ADVANCED MAT | GOLDEN, Jefferson, CO | Pass | State |
| 2017-11-07 | WYOMING INTERSTATE - SNAKE RIVER C.S. | CRAIG 37.2 MI. NW OF, Moffat, CO | Pass | State |
| 2017-11-07 | WYOMING INTERSTATE - SNAKE RIVER C.S. | CRAIG 37.2 MI. NW OF, Moffat, CO | Pass | State |
| 2017-11-07 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-11-03 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-11-02 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-11-02 | PDC ENERGY - VISTA PAD | JOHNSTOWN, Weld, CO | Fail | State |
| 2017-11-01 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2017-11-01 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-10-31 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2017-10-31 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-10-27 | WES DJ GATHERING - FREDERICK CS — high-priority violation on file | DACONO AREA, Weld, CO | Pass | State |
| 2017-10-26 | GRAND RIVER - RIFLE BOOSTER STATION | RIFLE AREA, Garfield, CO | Pass | State |
| 2017-10-26 | WES DJ GATHERING - HUDSON STATION — high-priority violation on file | HUDSON AREA, Weld, CO | Pass | State |
| 2017-10-26 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-10-26 | DENVER REGIONAL/FRONT RANGE LANDFILL — high-priority violation on file | ERIE AREA, Weld, CO | Pass | State |
| 2017-10-26 | DENVER REGIONAL/FRONT RANGE LANDFILL — high-priority violation on file | ERIE AREA, Weld, CO | Pass | State |
| 2017-10-25 | GRAND RIVER GATHERING - PUMBA CS | RIFLE 3.4 MI. S OF, Garfield, CO | Pass | State |
| 2017-10-25 | GRAND RIVER - RIFLE BOOSTER STATION | RIFLE AREA, Garfield, CO | Pass | State |
| 2017-10-25 | GRAND RIVER - RIFLE BOOSTER STATION | RIFLE AREA, Garfield, CO | Pass | State |
| 2017-10-25 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-25 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-25 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-25 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-24 | GRAND RIVER - RIFLE BOOSTER STATION | RIFLE AREA, Garfield, CO | Pass | State |
| 2017-10-24 | GRAND RIVER - RIFLE BOOSTER STATION | RIFLE AREA, Garfield, CO | Pass | State |
| 2017-10-24 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-10-24 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-24 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-24 | DCP OPERATING CO - GREELEY NATURAL GAS P | EVANS AREA, Weld, CO | Pass | State |
| 2017-10-23 | TEP ROCKY MOUNTAIN - SPEAKMAN A PAD | PARACHUTE AREA, Garfield, CO | Pass | State |
| 2017-10-23 | TEP ROCKY MOUNTAIN - BOIES RANCH | MEEKER 24.3 MI. SW OF, Rio Blanco, CO | Pass | State |
| 2017-10-23 | RED CEDAR GATHERING COMPANY - TRAIL CANYON COMPRESSOR STATION | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2017-10-23 | RED CEDAR GATHERING COMPANY - SPRING CREEK COMPRESSOR STATION | IGNACIO, La Plata, CO | Pass | State |
| 2017-10-18 | CRIPPLE CREEK & VICTOR - CRESSON PROJECT | CRIPPLE CREEK AREA, Teller, CO | Pass | State |
| 2017-10-18 | WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file | FORT LUPTON, Weld, CO | Pass | State |
| 2017-10-18 | ARKOMA OPERATIONS, LLC - IGNACIO GAS TREATING PLANT | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2017-10-17 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2017-10-17 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2017-10-13 | COLORADO SPRINGS UTILITIES - NIXON PLT | FOUNTAIN AREA, El Paso, CO | Pass | State |
| 2017-10-13 | CHEVRON USA INC - PICEANCE BASIN CENTRAL | PARACHUTE 16.6 MI. NW OF, Garfield, CO | Pass | State |
| 2017-10-13 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2017-10-12 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2017-10-12 | SIMCOE - IRON HORSE CENTRAL DELIVERY POINT | SOUTHERN UTE RESERVATION, La Plata, CO | Pass | State |
| 2017-10-11 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2017-10-11 | NOBLE ENERGY - RELIANCE | GREELEY AREA, Weld, CO | Pass | State |
| 2017-10-10 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2017-10-10 | GRAND RIVER GATHERING - HUNTER MESA CS | RIFLE 3.3 MI. SE OF, Garfield, CO | Pass | State |
| 2017-10-10 | CF & I STEEL L.P. DBA EVRAZ ROCKY MTN ST — high-priority violation on file | PUEBLO AREA, Pueblo, CO | Pass | State |
| 2017-10-10 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2017-10-09 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2017-10-09 | UTAH GAS - DRAGON TRAIL — high-priority violation on file | RANGELY 16.7 MI. S OF, Rio Blanco, CO | Pass | State |
| 2017-10-06 | WILLIAMS FIELD - WILLOW CREEK GAS PLANT — high-priority violation on file | RIO BLANCO 18 MILES W OF, Rio Blanco, CO | Pass | State |
| 2017-10-05 | PLAINS END, LLC | ARVADA, Jefferson, CO | Pass | State |
| 2017-10-05 | GOODRICH CORP - AIRCRAFT WHEELS & BRAKES | PUEBLO AREA, Pueblo, CO | Pass | State |
| 2017-10-05 | WILLIAMS FIELD - WILLOW CREEK GAS PLANT — high-priority violation on file | RIO BLANCO 18 MILES W OF, Rio Blanco, CO | Pass | State |
| 2017-10-05 | WILLIAMS FIELD - WILLOW CREEK GAS PLANT — high-priority violation on file | RIO BLANCO 18 MILES W OF, Rio Blanco, 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.