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
- Inspections 20
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.