EPA Air · stack tests by county and year

Air-emissions stack tests in Weld County, Colorado, 2019

197Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Weld County, Colorado during 2019. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Weld County facility page.

Weld County, Colorado, 2019

Air-emissions stack tests in Weld County, other years

Air-emissions stack tests recorded in Weld County, Colorado, 2019

Date	Facility	Kind	Agency
2019-12-20	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-12-20	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-12-19	BONANZA CREEK - STATE ANTELOPE CPF O-1	Pass	State
2019-12-19	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-12-19	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-12-19	EXTRACTION O&G - JOHNSON'S CORNER	Pass	State
2019-12-18	BONANZA CRK ENERGY - NORTH PLATTE 24-34	Pass	State
2019-12-18	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-12-18	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-12-16	BONANZA CREEK ENERGY- NORTH PLATTE 14-36	Pass	State
2019-12-13	CURETON FRONT RANGE - FRONT RANGE GAS P	Pass	State
2019-12-12	CURETON FRONT RANGE - FRONT RANGE GAS P	Pass	State
2019-12-12	CURETON FRONT RANGE - FRONT RANGE GAS P	Pass	State
2019-12-05	EXTRACTION O&G - JOHNSON'S CORNER	Pass	State
2019-12-05	EXTRACTION O&G - JOHNSON'S CORNER	Pass	State
2019-12-05	REP PROCESSING - SEVERANCE COMP STATION	Pass	State
2019-12-05	REP PROCESSING - SEVERANCE COMP STATION	Pass	State
2019-12-04	EXTRACTION - RINN VALLEY PROD. FACILITY	Pass	State
2019-12-04	EXTRACTION - RINN VALLEY PROD. FACILITY	Pass	State
2019-12-03	REP PROCESSING - SEVERANCE COMP STATION	Pass	State
2019-12-03	REP PROCESSING - SEVERANCE COMP STATION	Pass	State
2019-12-02	REP PROCESSING - SEVERANCE COMP STATION	Pass	State
2019-12-02	REP PROCESSING - SEVERANCE COMP STATION	Pass	State
2019-11-22	BONANZA CREEK - ANTELOPE CPF 13-21	Pass	State
2019-11-21	BONANZA CREEK - WETCO FARMS A-4 PAD	Pass	State
2019-11-21	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-11-21	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-11-21	ROCKY MOUNTAIN MIDSTREAM - WEST BRIGHTON	Pass	State
2019-11-20	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	N/A	State
2019-11-20	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	N/A	State
2019-11-19	HIGHPOINT - 70 RANCH 4-63-3 PAD 2	Pass	State
2019-11-19	HIGHPOINT - RSU ANSCHUTZ FED 4-62-11	Pass	State
2019-11-18	BONANZA CRK STATE NORTH PLATTE CPF 42-26	Pass	State
2019-11-13	ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS	Pass	State
2019-11-13	ROCKY MOUNTAIN MIDSTREAM - FT LUPTON GAS	Fail	State
2019-11-12	HIGHPOINT - RSU ANSCHUTZ FED 4-62-11	N/A	State
2019-11-11	DCP OPERATING CO - MILTON C.S.	Pass	State
2019-11-11	DCP OPERATING CO - MILTON C.S.	Pass	State
2019-11-07	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	Pass	State
2019-11-06	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	Pass	State
2019-11-06	DCP OPERATING CO - O'CONNOR GAS PLANT	Pass	State
2019-11-06	DCP OPERATING CO - O'CONNOR GAS PLANT	Pass	State
2019-11-05	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	Pass	State
2019-11-05	DCP OPERATING CO - O'CONNOR GAS PLANT	Pass	State
2019-11-04	SUMMIT MIDSTREAM NIOBR - HEREFORD RANCH	Pass	State
2019-11-04	SUMMIT MIDSTREAM NIOBR - HEREFORD RANCH	Pass	State
2019-11-04	HIGHPOINT - WETCO 4-63-4 SW PRODUCTION	Pass	State
2019-11-04	HIGHPOINT - WETCO 4-63-4 SW PRODUCTION	Pass	State
2019-10-31	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	N/A	State
2019-10-30	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	Pass	State
2019-10-29	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	Pass	State
2019-10-29	WES DJ GATHERING - FREDERICK CS — high-priority violation on file	Pass	State
2019-10-24	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	Pass	State
2019-10-24	DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on file	Pass	State
2019-10-24	SUMMIT MIDSTREAM NIOBR - HEREFORD RANCH	Pass	State
2019-10-24	SUMMIT MIDSTREAM NIOBR - ANGUS COMPR STN	Pass	State
2019-10-23	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	Pass	State
2019-10-22	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	Pass	State
2019-10-19	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	Pass	State
2019-10-17	NOBLE - WELLS RANCH STATE AF08 ECONODE	Pass	State
2019-10-16	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	Pass	State
2019-10-16	SUMMIT MIDSTREAM NIOBR - HEREFORD RANCH	Pass	State
2019-10-15	WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on file	Pass	State
2019-10-15	SUMMIT MIDSTREAM NIOBR - HEREFORD RANCH	Fail	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	DCP OPERATING CO - GREELEY NATURAL GAS P	Pass	State
2019-10-14	BIOCHAR NOW, LLC - BERTHOUD PLANT	Fail	State
2019-10-14	EXTRACTION O&G - HFE 22-P PROD FACILITY	Fail	State
2019-10-09	NOBLE - WELLS RANCH STATE AF08 ECONODE	N/A	State
2019-10-09	KERR MCGEE - MUSTANG Y-34 PRODUCTION FAC	Pass	State
2019-10-09	KERR MCGEE - MUSTANG Y-34 PRODUCTION FAC	Pass	State
2019-10-09	KERR MCGEE - MUSTANG Y-34 PRODUCTION FAC	Pass	State
2019-10-08	BIOCHAR NOW, LLC - BERTHOUD PLANT	Fail	State
2019-10-08	KERR MCGEE - MUSTANG 14-26 PROD FACIL	Pass	State
2019-10-08	KERR MCGEE - MUSTANG 14-26 PROD FACIL	Pass	State
2019-10-08	KERR MCGEE - MUSTANG 14-26 PROD FACIL	Pass	State
2019-10-08	NOBLE ENERGY - HULLABALOO Y16-28-A ECONO	Pass	State
2019-10-07	NOBLE - WELLS RANCH STATE AF08 ECONODE	Pass	State
2019-10-07	BONANZA CREEK - LONGHORN U-10 PROD FAC	Pass	State
2019-10-07	BONANZA CREEK - LONGHORN U-10 PROD FAC	Pass	State
2019-10-07	BONANZA CREEK - LONGHORN U-10 PROD FAC	Pass	State
2019-10-04	EXTRACTION - DIAMOND VALLEY EAST	Pass	State
2019-10-04	BONANZA CREEK - PRONGHORN 24-7 BOOSTER	Pass	State
2019-10-01	FUNDARE - RAZOR 25B	Fail	State
2019-09-27	BONANZA CREEK - PRONGHORN 24-7 BOOSTER	Fail	State
2019-09-26	NOBLE ENERGY - WELLS RANCH AA12, AE07	Pass	State
2019-09-25	NOBLE ENERGY - OSCAR Y10 ECONODE T2N-R64	Pass	State
2019-09-20	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	Pass	State
2019-09-19	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	Pass	State
2019-09-19	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	Pass	State
2019-09-19	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	Pass	State
2019-09-18	ROCKY MOUNTAIN MIDSTREAM - MUSTANG CS — high-priority violation on file	Pass	State
2019-09-12	DCP OPERATING CO - NORTHSTAR C.S.	Pass	State
2019-09-11	DCP OPERATING CO - GODFREY BOTTOM C.S.	Pass	State

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

What this page shows

The page covers Clean Air Act facilities in the EPA air register and stack tests in Weld county, CO, for 2019. The stack tests recorded in 2019 total 197.