EPA Air · stack tests by state, industry and year

Oil and gas extraction (NAICS 2111): stack tests in Colorado, 2023

339Stack 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 2111. A facility filing more than one industry code is counted under the first one on its record.

Oil and gas extraction (NAICS 2111) in Colorado, other years

Other industries in Colorado, 2023

Air-emissions stack tests recorded in Colorado, 2023

Date	Facility	Where	Kind	Agency
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	N/A	State
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	N/A	State
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	N/A	State
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-06	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-05	POLARIS PRODUCTION OPCO - BIG SKY 4-11	GENOA 18.8 MI. N OF, Lincoln, CO	Pass	State
2023-09-05	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-05	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-05	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-09-05	DCP OPERATING CO - GREELEY NATURAL GAS P	EVANS AREA, Weld, CO	Pass	State
2023-08-31	DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file	GREELEY AREA, Weld, CO	Fail	State
2023-08-30	BISON IV - TRUE RANCH FEE 2326H	NUNN 19.5 MI. N OF, Weld, CO	Pass	State
2023-08-23	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	FORT LUPTON, Weld, CO	Pass	State
2023-08-21	WES DJ GAS PROC - WATTENBERG PLANT	AURORA, Adams, CO	Pass	State
2023-08-17	DCP OPERATING CO - PLATTEVILLE GPP	PLATTEVILLE AREA, Weld, CO	Pass	State
2023-08-17	DCP OPERATING CO - O'CONNOR GAS PLANT	KERSEY AREA, Weld, CO	Pass	State
2023-08-16	DCP OPERATING CO - O'CONNOR GAS PLANT	KERSEY AREA, Weld, CO	Pass	State
2023-08-15	DCP OPERATING CO - O'CONNOR GAS PLANT	KERSEY AREA, Weld, CO	Pass	State
2023-08-15	DCP OPERATING CO - O'CONNOR GAS PLANT	KERSEY AREA, Weld, CO	Pass	State
2023-08-15	SPELLBOUND ENERGY - AKBARY / 1A PAD	NUNN AREA, Weld, CO	Pass	State
2023-08-15	PRAIRIE OPERATING - SIMPSON 36-1H	PIERCE AREA, Weld, CO	Pass	State
2023-08-15	SPELLBOUND ENERGY - DEPORTER / 29-A	CARR AREA, Weld, CO	Pass	State
2023-08-10	PRAIRIE OPERATING CO - MEAD TANK BATTERY	AULT AREA, Weld, CO	Pass	State
2023-08-09	TEP ROCKY MTN- BAILEY COMPRESSOR STATION	SILT 2.2 MI. S OF, Garfield, CO	Pass	State
2023-08-09	TEP ROCKY MTN- BAILEY COMPRESSOR STATION	SILT 2.2 MI. S OF, Garfield, CO	Pass	State
2023-08-09	TEP ROCKY MTN- BAILEY COMPRESSOR STATION	SILT 2.2 MI. S OF, Garfield, CO	Pass	State
2023-08-09	TEP ROCKY MTN- BAILEY COMPRESSOR STATION	SILT 2.2 MI. S OF, Garfield, CO	Pass	State
2023-08-09	TEP ROCKY MTN- BAILEY COMPRESSOR STATION	SILT 2.2 MI. S OF, Garfield, CO	Pass	State
2023-08-09	BAYSWATER E&P - LEFFLER 13, 14, 23, 24-2	AULT AREA, Weld, CO	N/A	State
2023-08-09	BAYSWATER E&P - LEFFLER 13, 14, 23, 24-2	AULT AREA, Weld, CO	N/A	State
2023-08-09	PRAIRIE OPERATING CO - G&D HANKS TANK	EATON AREA, Weld, CO	Pass	State
2023-08-08	PRAIRIE OPERATING - BOOTH 8-7HZ TANK	GREELEY AREA, Weld, CO	Pass	State
2023-08-07	PRAIRIE OPERATING - CALVARY FARMS NORTH	EATON AREA, Weld, CO	N/A	State
2023-08-07	PRAIRIE OPERATING CO - CALVARY FARMS S	EATON AREA, Weld, CO	Pass	State
2023-08-03	ENTERPRISE PRODUCTS OP- JACKRABBIT CS	PARACHUTE 9.5 MI. NW OF, Garfield, CO	Pass	State
2023-08-03	ENTERPRISE PRODUCTS OP- JACKRABBIT CS	PARACHUTE 9.5 MI. NW OF, Garfield, CO	Pass	State
2023-08-03	ENTERPRISE PRODUCTS OP- JACKRABBIT CS	PARACHUTE 9.5 MI. NW OF, Garfield, CO	Pass	State
2023-08-01	TEP ROCKY MTN - PARACHUTE WMF	PARACHUTE AREA, Garfield, CO	Pass	State
2023-07-31	ENTERPRISE PRODUCTS OP- JACKRABBIT CS	PARACHUTE 9.5 MI. NW OF, Garfield, CO	Pass	State
2023-07-31	ENTERPRISE PRODUCTS OP- JACKRABBIT CS	PARACHUTE 9.5 MI. NW OF, Garfield, CO	Pass	State
2023-07-25	DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file	KEENESBURG 5.2 MI. N OF, Weld, CO	Pass	State
2023-07-24	DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file	KEENESBURG 5.2 MI. N OF, Weld, CO	Pass	State
2023-07-24	DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on file	KEENESBURG 5.2 MI. N OF, Weld, CO	Pass	State
2023-07-17	BONANZA CREEK - STATE SEVENTY HOLES P-4	KERSEY 11.0 MI. E OF, Weld, CO	Pass	State
2023-07-14	DUNAMIS ENERGY - COLORADO LAKES WELL PAD	SEVERANCE 2.7 MI. N OF, Weld, CO	Pass	State
2023-07-11	DCP OPERATING CO - MEWBOURN — high-priority violation on file	GILCREST 2.4 MI. N OF, Weld, CO	Pass	State
2023-07-11	DCP OPERATING CO - WELLS RANCH CS	KERSEY 7.7 MI. NE OF, Weld, CO	Pass	State
2023-07-11	DCP OPERATING CO - WELLS RANCH CS	KERSEY 7.7 MI. NE OF, Weld, CO	Pass	State
2023-07-11	DCP OPERATING CO - WELLS RANCH CS	KERSEY 7.7 MI. NE OF, Weld, CO	Pass	State
2023-07-11	DCP OPERATING CO - WELLS RANCH CS	KERSEY 7.7 MI. NE OF, Weld, CO	Pass	State
2023-07-10	DCP OPERATING CO - ROCKY TURBINE CS	KERSEY 8.6 MI. NE OF, Weld, CO	Pass	State
2023-07-10	DCP OPERATING CO - ROCKY TURBINE CS	KERSEY 8.6 MI. NE OF, Weld, CO	Pass	State
2023-07-06	NOBLE ENERGY - WELLS RANCH AA24, AA23, B	KERSEY 9.4 MI. NE OF, Weld, CO	Pass	State
2023-07-03	NOBLE ENERGY - CUTTHROAT,BROOK,RAINBOW	RAYMER (NEW RAYMER) 10.0 MI. N, Weld, CO	Pass	State
2023-06-29	PDC ENERGY, INC. - SANFORD 21-29 PAD	EVANS AREA, Weld, CO	Fail	State
2023-06-28	PDC ENERGY, INC. - SANFORD 21-29 PAD	EVANS AREA, Weld, CO	Fail	State
2023-06-27	PDC ENERGY, INC. - SANFORD 21-29 PAD	EVANS AREA, Weld, CO	Fail	State
2023-06-26	PDC ENERGY - FAGERBERG 33-12	EATON AREA, Weld, CO	Pass	State
2023-06-26	PDC ENERGY - MCNEAR 10-9 PAD	GREELEY AREA, Weld, CO	Pass	State
2023-06-23	SUMMIT DJ-S - JACKSON LAKE GAS PLANT — high-priority violation on file	WELDONA, Morgan, CO	Pending	State
2023-06-23	PDC -BLUFF FED/GREELY-ROTHE FED 16-1 PAD	GREELEY, Weld, CO	Pass	State
2023-06-22	PDC ENERGY - GOETZEL 7-29 & 25-29 — high-priority violation on file	GREELEY AREA, Weld, CO	Pass	State
2023-06-21	MULL DRILLING CO - NWAU #4 TANK BATTERY	CHEYENNE WELLS 10.8 MI. E OF, Cheyenne, CO	Pass	State
2023-06-21	MULL DRILLING CO - NWAU WATER PLANT	ARAPAHOE AREA, Cheyenne, CO	Pass	State
2023-06-21	RED ROCK GATHERING - DEBEQUE PROC FAC	DEBEQUE AREA, Mesa, CO	Pass	State
2023-06-20	MULL DRILLING - NWAU #5 TANK BATTERY	CHEYENNE WELLS 12.4 MI. E OF, Cheyenne, CO	Pass	State
2023-06-20	MULL DRILLING - NWAU #6 TANK BATTERY	CHEYENNE WELLS 10.1 MI. E OF, Cheyenne, CO	Pass	State
2023-06-20	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	DACONO AREA, Weld, CO	Pass	State
2023-06-19	MULL DRILLING - NWAU #1 TANK BATTERY	CHEYENNE WELLS 9.8 MI. NE OF, Cheyenne, CO	Pass	State
2023-06-19	MULL DRILLING - NWAU #2 TANK BATTERY — high-priority violation on file	CHEYENNE WELLS 9.2 MI. NE OF, Cheyenne, CO	Pass	State
2023-06-19	MULL DRILLING - NWAU #3 TANK BATTERY	CHEYENNE WELLS 9.8 MI. N OF, Cheyenne, CO	Pass	State
2023-06-19	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	DACONO AREA, Weld, CO	Pass	State
2023-06-16	PDC ENERGY - BOST FARM 5-7 PAD	GREELEY, Weld, CO	Pass	State
2023-06-15	PDC ENERGY - BEEBE 3-34 PAD	GREELEY, Weld, CO	Pass	State
2023-06-15	PDC ENERGY, INC. - GOLDEN EAGLE HZ	SEVERANCE AREA, Weld, CO	Pass	State
2023-06-14	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	LA SALLE 8.4 MI. N OF, Weld, CO	Pass	State
2023-06-14	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	LA SALLE 8.4 MI. N OF, Weld, CO	Pass	State
2023-06-13	PRAIRIE OPERATING - BURROUGHS PROD FAC	EATON 3.7 MI. N OF, Weld, CO	Pass	State
2023-06-13	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	LA SALLE 8.4 MI. N OF, Weld, CO	Pass	State
2023-06-13	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	LA SALLE 8.4 MI. N OF, Weld, CO	Pass	State
2023-06-12	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	LA SALLE 8.4 MI. N OF, Weld, CO	Pass	State
2023-06-12	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	LA SALLE 8.4 MI. N OF, Weld, CO	Pass	State
2023-06-06	DCP OPERATING CO - SULLIVAN C.S.	KERSEY 16.1 MI. NE OF, Weld, CO	Pass	State
2023-06-05	RED ROCK GATHERING - RIFLE CLOUGH C.S. — high-priority violation on file	RIFLE, Garfield, CO	Pass	State
2023-06-05	RED ROCK GATHERING- RIFLE BOULTON C.S.	RIFLE AREA, Garfield, CO	Pass	State
2023-05-26	ANSCHUTZ - WILEY 23-3-97-1	MEEKER 20.1 MI. NW OF, Rio Blanco, CO	Pass	State
2023-05-23	ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S.	BRIGHTON 3.0 MI. E OF, Adams, CO	Pass	State
2023-05-23	ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S.	BRIGHTON 3.0 MI. E OF, Adams, CO	Pass	State
2023-05-23	ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S.	BRIGHTON 3.0 MI. E OF, Adams, CO	Pass	State
2023-05-23	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	DACONO AREA, Weld, CO	Pass	State
2023-05-23	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	DACONO AREA, Weld, CO	Pass	State
2023-05-23	DCP OPERATING CO - GODFREY BOTTOM C.S.	EVANS AREA, Weld, CO	Pass	State
2023-05-23	DCP OPERATING CO - GODFREY BOTTOM C.S.	EVANS AREA, Weld, CO	Pass	State
2023-05-23	OWN RESOURCES OPERATING - BUCKBOARD C.S.	ECKLEY 8.7 MI. N OF, Yuma, CO	Pass	State
2023-05-22	ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S.	BRIGHTON 3.0 MI. E OF, Adams, CO	Pass	State
2023-05-18	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2023-05-18	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, CO	Pass	State
2023-05-18	BARGATH - RYAN GULCH COMPRESSOR STATION — high-priority violation on file	MEEKER 23.2 MI. W OF, Rio Blanco, 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.