EPA Air · stack tests by state and year

Air-emissions stack tests in Colorado, 2019

431Stack 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 2019; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Colorado, 2019

Colorado, other years

Air-emissions stack tests recorded in Colorado, 2019

Date	Facility	Where	Kind	Agency
2019-08-13	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	Pass	State
2019-08-13	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	Pass	State
2019-08-12	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	Pass	State
2019-08-12	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	N/A	State
2019-08-12	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	Pass	State
2019-08-12	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	N/A	State
2019-08-09	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-09	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-08	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-08	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-08	SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file	WELDONA, Morgan, CO	Pass	State
2019-08-08	RED CEDAR GATHERING COMPANY - SPRING CREEK COMPRESSOR STATION	IGNACIO, La Plata, CO	Pass	State
2019-08-07	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-07	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-07	SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file	WELDONA, Morgan, CO	Pass	State
2019-08-07	SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file	WELDONA, Morgan, CO	Pass	State
2019-08-07	NOBLE ENERGY - LC22-A ECONODE T9N-R59W-S	RAYMER (NEW RAYMER) 10.7 MI. N, Weld, CO	Pass	State
2019-08-06	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-06	LARAMIE ENERGY - CONN CREEK GAS — high-priority violation on file	PARACHUTE 10.1 MI. W OF, Garfield, CO	Pass	State
2019-08-06	SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file	WELDONA, Morgan, CO	Pass	State
2019-08-06	SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file	WELDONA, Morgan, CO	Pass	State
2019-08-06	NOBLE ENERGY - LC22-A ECONODE T9N-R59W-S	RAYMER (NEW RAYMER) 10.7 MI. N, Weld, CO	Pass	State
2019-08-06	RED CEDAR GATHERING COMPANY - TRAIL CANYON COMPRESSOR STATION	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-08-01	SIMCOE - SALVADOR I / II CENTRAL DELIVERY POINT	DURANGO, La Plata, CO	Pass	U.S. EPA
2019-07-31	MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-31	MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-31	MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-31	MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-31	MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-31	MOLSON COORS USA LLC - GOLDEN BREWERY — high-priority violation on file	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-31	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	DACONO AREA, Weld, CO	Pass	State
2019-07-30	RECONSERVE OF COLORADO - 5801 FRANKLIN S	DENVER AREA, Adams, CO	Pass	State
2019-07-30	COLORADO INTERSTATE GAS CO - CHEYENNE CS — high-priority violation on file	NUNN 14.8 MI. N OF, Weld, CO	Pass	State
2019-07-30	TRISTAR GLOBAL VAPOR CONTROL-TO MIM298	HOUSTON, Undetermined, CO	Pass	State
2019-07-30	SIMCOE - MIERA CENTRAL DELIVERY POINT	LA PLATA COUNTY, La Plata, CO	Pass	U.S. EPA
2019-07-28	CHEVRON USA INC - PICEANCE BASIN CENTRAL	PARACHUTE 16.6 MI. NW OF, Garfield, CO	Pass	State
2019-07-25	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-25	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-25	ARCOSA LWB LLC - LIGHTWEIGHT - BOULDER — high-priority violation on file	SUPERIOR AREA, Jefferson, CO	Pass	State
2019-07-24	CHEVRON USA INC - PICEANCE BASIN CENTRAL	PARACHUTE 16.6 MI. NW OF, Garfield, CO	Pass	State
2019-07-24	CHEVRON USA INC - PICEANCE BASIN CENTRAL	PARACHUTE 16.6 MI. NW OF, Garfield, CO	Pass	State
2019-07-24	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-24	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-23	CHEVRON USA INC - PICEANCE BASIN CENTRAL	PARACHUTE 16.6 MI. NW OF, Garfield, CO	Pass	State
2019-07-23	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-23	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-23	ROCKY MOUNTAIN BOTTLE CO - 10619 W 50TH	WHEAT RIDGE, Jefferson, CO	Pass	State
2019-07-22	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-22	QB ENERGY OPERATING - STORY GULCH C.S. — high-priority violation on file	PARACHUTE 13.8 MI. N OF, Garfield, CO	Pass	State
2019-07-19	ROCKIES EXPRESS PIPELINE - BIG HOLE CS	CRAIG 30.5 MI. NW OF, Moffat, CO	Pass	State
2019-07-18	KERR MCGEE - MUSTANG 12-26 PROD FACILITY	KERSEY 9.1 MI. N OF, Weld, CO	Pass	State
2019-07-17	HIGHPOINT - PETERSON 5-63-30 SWNE	KERSEY 2.9 MI. E OF, Weld, CO	Pass	State
2019-07-17	HIGHPOINT - PAPPENHEIM 6-62-23	KERSEY 14.2 MI. NE OF, Weld, CO	Pass	State
2019-07-17	KERR-MCGEE - MUSTANG 44-22 PRODUCTION	KERSEY 8.6 MI. N OF, Weld, CO	Pass	State
2019-07-16	HIGHPOINT OPERATING -CIRCLE B 5-61-27 CS	ORCHARD 4.0 MI. N OF, Weld, CO	Pass	State
2019-07-12	HIGHPOINT - ANSCHUTZ EQUUS FARMS 4-62-33	KERSEY 12.8 MI. SE OF, Weld, CO	Pass	State
2019-07-11	HIGHPOINT - ANSCHUTZ EQUUS FARMS 4-62-9	KERSEY 10.7 MI. N OF, Weld, CO	Pass	State
2019-07-11	WES DJ GATHERING - POWARS COMP STA	FORT LUPTON, Weld, CO	Pass	State
2019-07-11	WES DJ GATHERING - POWARS COMP STA	FORT LUPTON, Weld, CO	Pass	State
2019-07-10	SIMCOE - TREATING SITE #8 CENTRAL DELIVERY POINT	DURANGO, La Plata, CO	Pass	State
2019-07-09	BALL METAL BEVERAGE CONTAINER CORP	GOLDEN AREA, Jefferson, CO	Pass	State
2019-07-09	WES DJ GATHERING - POWARS COMP STA	FORT LUPTON, Weld, CO	Pass	State
2019-07-08	WES DJ GATHERING - POWARS COMP STA	FORT LUPTON, Weld, CO	Pass	State
2019-07-02	SIMCOE - IRON HORSE CENTRAL DELIVERY POINT	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-06-28	RED CEDAR GATHERING COMPANY - SOUTH IGNACIO CENTRAL DEL	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-06-27	ATLAS ROOFING CORP - 5250 SHERMAN STREET	DENVER, Adams, CO	Pass	State
2019-06-27	TWIN LANDFILL CORP. - MILNER LANDFILL — high-priority violation on file	STEAMBOAT SPRINGS 8.1 MI. W OF, Routt, CO	Pass	State
2019-06-27	NOBLE ENERGY - OSCAR Y10 ECONODE T2N-R64	KEENESBURG 2.5 MI. NW OF, Weld, CO	N/A	State
2019-06-27	NOBLE ENERGY - OSCAR Y10 ECONODE T2N-R64	KEENESBURG 2.5 MI. NW OF, Weld, CO	Pass	State
2019-06-26	GCC RIO GRANDE - PUEBLO CEMENT PLANT — high-priority violation on file	PUEBLO 4.5 MI. S OF, Pueblo, CO	Pass	State
2019-06-26	GCC RIO GRANDE - PUEBLO CEMENT PLANT — high-priority violation on file	PUEBLO 4.5 MI. S OF, Pueblo, CO	Pass	State
2019-06-21	EXTRACTION - MICKEY-VARRA FACILITY	WINDSOR AREA, Weld, CO	Pass	State
2019-06-21	WES DJ GATHERING - DACONO	DACONO AREA, Weld, CO	Pass	State
2019-06-20	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2019-06-20	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2019-06-20	WES DJ GATHERING - DACONO	DACONO AREA, Weld, CO	Pass	State
2019-06-19	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2019-06-19	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2019-06-19	WES DJ GATHERING - DACONO	DACONO AREA, Weld, CO	Pass	State
2019-06-18	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2019-06-18	WES DJ GATHERING - DACONO	DACONO AREA, Weld, CO	Pass	State
2019-06-17	WES DJ GATHERING - DACONO	DACONO AREA, Weld, CO	Pass	State
2019-06-14	SUMMIT DJ-O OPERATING - MAKENA GAS PLANT	GROVER 16.1 MI. N OF, Weld, CO	Pass	State
2019-06-14	RED CEDAR GATHERING COMPANY - ARKANSAS LOOP AND SIMPSON TREATING PLANTS	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-06-13	BLACK HILLS ELECTRIC GENERATION - PAGS	PUEBLO, Pueblo, CO	Pass	State
2019-06-13	BLACK HILLS ELECTRIC GENERATION - PAGS	PUEBLO, Pueblo, CO	Pass	State
2019-06-13	SUMMIT DJ-O OPERATING - MAKENA GAS PLANT	GROVER 16.1 MI. N OF, Weld, CO	Pass	State
2019-06-13	RED CEDAR GATHERING COMPANY - ARKANSAS LOOP AND SIMPSON TREATING PLANTS	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-06-12	BLACK HILLS ELECTRIC GENERATION - PAGS	PUEBLO, Pueblo, CO	Pass	State
2019-06-12	BLACK HILLS ELECTRIC GENERATION - PAGS	PUEBLO, Pueblo, CO	Pass	State
2019-06-12	SUMMIT DJ-O OPERATING - MAKENA GAS PLANT	GROVER 16.1 MI. N OF, Weld, CO	Pass	State
2019-06-12	RED CEDAR GATHERING COMPANY - ARKANSAS LOOP AND SIMPSON TREATING PLANTS	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-06-11	SUMMIT DJ-O OPERATING - MAKENA GAS PLANT	GROVER 16.1 MI. N OF, Weld, CO	Pass	State
2019-06-11	RED CEDAR GATHERING COMPANY - ARKANSAS LOOP AND SIMPSON TREATING PLANTS	SOUTHERN UTE RESERVATION, La Plata, CO	Pass	State
2019-06-06	ROCKIES EXPRESS PIPELINE - BIG HOLE CS	CRAIG 30.5 MI. NW OF, Moffat, CO	Pass	State
2019-06-06	PLAINS MARKETING - TAMPA CRUDE OIL	KEENESBURG AREA, Weld, CO	Pass	State
2019-05-31	BONANZA CRK STATE NORTH PLATTE CPF 42-26	KERSEY 7.1 MI. N OF, Weld, CO	Pass	State
2019-05-30	RED CEDAR GATHERING COMPANY - PUMP CANYON COMPRESSOR STATION	LA PLATA COUNTY, La Plata, CO	Pass	State
2019-05-22	CRITTER CREEK 18-4	GROVER 13.3 MI. N OF, Weld, CO	Pass	State
2019-05-17	EXTRACTION - RBF/STROMBERGER PROD FAC	WINDSOR AREA, Weld, CO	Pass	State

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.