EPA Air · stack tests by county and year

Air-emissions stack tests in McKenzie County, North Dakota, 2025

79Stack 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 McKenzie County, North Dakota during 2025. 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 McKenzie County facility page.

McKenzie County, North Dakota, 2025

Air-emissions stack tests in McKenzie County, other years

Air-emissions stack tests recorded in McKenzie County, North Dakota, 2025

Date	Facility	Kind	Agency
2025-12-11	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-12-11	TARGA- CLARK'S CREEK COMPRESSOR STATION	Pass	U.S. EPA
2025-12-11	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-12-11	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-11-18	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-11-18	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-11-13	HILAND PARTNERS HOLDINGS LLC - RIVERS EDGE COMPRESSOR STATION	Pass	State
2025-11-11	HILAND PARTNERS HOLDINGS LLC - ALEX COMPRESSOR STATION	Pass	State
2025-11-06	HILAND PARTNERS HOLDINGS LLC - WATFORD CITY GAS PLANT - AQ	Pass	State
2025-11-04	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-11-04	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-10-28	TARGA- CLARK'S CREEK COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TARGA- CLARK'S CREEK COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TARGA- CLARK'S CREEK COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-10-28	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-10-09	ONEOK ROCKIES MIDSTREAM, L.L.C. - BEAVERTAIL COMPRESSOR STATION - AQ	Pass	State
2025-10-01	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-09-17	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-09-17	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-09-17	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-09-17	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-09-17	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-09-17	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-09-17	ONEOK ROCKIES MIDSTREAM, L.L.C. - ALEXANDER COMPRESSOR STATION	Pass	State
2025-09-11	WBI ENERGY TRANSMISSION, INC. - CHARBONNEAU COMPRESSOR STATION - AQ	N/A	State
2025-08-06	JOHNSON COMPRESSOR STATION	Pass	U.S. EPA
2025-08-06	JOHNSON COMPRESSOR STATION	Pass	U.S. EPA
2025-08-06	JOHNSON COMPRESSOR STATION	Pass	U.S. EPA
2025-08-05	WBI ENERGY TRANSMISSION, INC. - CHARBONNEAU COMPRESSOR STATION - AQ	N/A	State
2025-07-17	NORTHERN BORDER PIPELINE COMPANY - ARNEGARD COMPRESSOR STATION - AQ	Pass	State
2025-06-25	ONEOK ROCKIES MIDSTREAM, L.L.C. - ANTELOPE COMPRESSOR STATION - AQ	Pass	State
2025-06-13	HILAND PARTNERS HOLDINGS LLC - ALEX COMPRESSOR STATION	Pass	State
2025-05-19	HILAND PARTNERS HOLDINGS LLC - RIVERS EDGE COMPRESSOR STATION	Pass	State
2025-05-13	HILAND PARTNERS HOLDINGS LLC - WATFORD CITY GAS PLANT - AQ	Pass	State
2025-05-05	TARGA BADLANDS, LLC - HAWKEYE COMPRESSOR STATION - AQ	N/A	State
2025-04-30	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-04-29	HESS NORTH DAKOTA PIPELINES LLC - HAWKEYE GAS FACILITY - AQ	Pass	State
2025-04-26	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-25	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-25	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-25	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-24	TARGA- CLARK'S CREEK COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TARGA- CLARK'S CREEK COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	TAT-BLUE BUTTES COMPRESSOR STATION	Pass	U.S. EPA
2025-04-24	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-24	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-24	ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS	Pass	State
2025-04-10	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-04-07	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-04-02	EOG- CLARKS CREEK CENTRAL FACILITY	Pass	U.S. EPA
2025-04-02	EOG- CLARKS CREEK CENTRAL FACILITY	Pass	U.S. EPA
2025-04-02	EOG- CLARKS CREEK CENTRAL FACILITY	Pass	U.S. EPA
2025-04-02	EOG- CLARKS CREEK CENTRAL FACILITY	Pass	U.S. EPA
2025-04-02	EOG- CLARKS CREEK CENTRAL FACILITY	Pass	U.S. EPA
2025-03-31	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-03-31	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-03-31	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-03-31	TARGA BADLANDS JUNCTION COMPRESSOR STATION	Pass	U.S. EPA
2025-03-31	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-03-31	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-03-31	BLUE BUTTES COMPRESSOR STATION AND PUMP STATION	Pass	U.S. EPA
2025-03-14	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-03-10	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-02-26	HILAND PARTNERS HOLDINGS LLC - ALEX COMPRESSOR STATION	Pass	State
2025-02-17	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State
2025-02-07	JOHNSON COMPRESSOR STATION	Pass	U.S. EPA
2025-02-07	JOHNSON COMPRESSOR STATION	Pass	U.S. EPA
2025-02-06	JOHNSON COMPRESSOR STATION	Pass	U.S. EPA
2025-01-03	TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA	N/A	State

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

What this page shows

This page covers Clean Air Act facilities in the EPA air register with stack tests in McKenzie county, ND, for 2025. It lists 79 stack tests recorded in 2025.