EPA Air · inspections by state and year
Air-emissions inspections in North Dakota, 2025
- 73Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Every inspection below was recorded against a source in North Dakota during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in North Dakota, 2025
- McKenzie County 20
- Williams County 6
- Cass County 6
- Richland County 4
- Morton County 4
- Mercer County 4
- McLean County 3
- Ward County 3
- Stark County 3
North Dakota, other years
Air-emissions inspections recorded in North Dakota, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-11-20 | JOHN DEERE ELECTRONIC SOLUTIONS, INC. - FARGO ISG | FARGO, Cass, ND | FCE On-Site | State |
| 2025-11-06 | AMERICAN CRYSTAL SUGAR COMPANY (ACS) - DRAYTON PLANT - AQ | DRAYTON, Pembina, ND | FCE On-Site | State |
| 2025-11-05 | J.R. SIMPLOT COMPANY - AQ | GRAND FORKS, Grand Forks, ND | FCE On-Site | State |
| 2025-11-05 | AMERICAN CRYSTAL SUGAR COMPANY (ACS) - HILLSBORO PLANT - AQ | HILLSBORO, Traill, ND | FCE On-Site | State |
| 2025-10-08 | MINN-DAK FARMERS COOPERATIVE (MDFC) - WAHPETON PLANT - AQ | WAHPETON, Richland, ND | FCE On-Site | State |
| 2025-09-25 | GREAT RIVER ENERGY (GRE) - SPIRITWOOD STATION - AQ | SPIRITWOOD, Stutsman, ND | FCE On-Site | State |
| 2025-09-17 | TESORO REFINING & MARKETING COMPANY LLC - MARATHON MANDAN REFINERY - AQ | MANDAN, Morton, ND | FCE On-Site | State |
| 2025-09-16 | CHS, INC. - MINOT PIPELINE TERMINAL | MINOT, Ward, ND | FCE On-Site | State |
| 2025-09-11 | HEBRON BRICK COMPANY - HEBRON BRICK PLANT - AQ | HEBRON, Morton, ND | FCE On-Site | State |
| 2025-09-10 | ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS | WATFORD CITY, McKenzie, ND | FCE On-Site | State |
| 2025-09-10 | ANDEAVOR FIELD SERVICES LLC - ROBINSON LAKE GAS PLANT - AQ | BELDEN, Mountrail, ND | FCE On-Site | State |
| 2025-09-09 | RAINBOW ENERGY CENTER, LLC - COAL CREEK STATION - AQ | UNDERWOOD, McLean, ND | FCE On-Site | State |
| 2025-09-09 | FALKIRK MINING COMPANY - FALKIRK MINE | UNDERWOOD, McLean, ND | FCE On-Site | State |
| 2025-09-04 | HESS NORTH DAKOTA PIPELINES LLC - BLUE BUTTES COMPRESSOR STATION 2 - AQ | KEENE, McKenzie, ND | FCE On-Site | State |
| 2025-09-04 | NORTHERN BORDER PIPELINE COMPANY - ST. ANTHONY COMPRESSOR STATION - AQ | ST. ANTHONY, Morton, ND | FCE On-Site | State |
| 2025-08-26 | MINNKOTA POWER COOPERATIVE, INC. - MILTON R. (M.R.) YOUNG STATION - AQ | CENTER, Oliver, ND | FCE On-Site | State |
| 2025-08-21 | OTTER TAIL POWER COMPANY - COYOTE STATION - AQ | BEULAH, Mercer, ND | FCE On-Site | State |
| 2025-08-19 | US SPACE FORCE - CAVALIER SPACE FORCE STATION - AQ | CAVALIER, Pembina, ND | FCE On-Site | State |
| 2025-08-13 | KEVLAR COATING PLANT | FORT TOTTEN, Benson, ND | FCE On-Site | U.S. EPA |
| 2025-08-13 | THUNDER BUTTE PETROEUM SERVICES (MHA NATION)- TRUCK LOADING FACILITY | WARD COUNTY, Ward, ND | FCE On-Site | U.S. EPA |
| 2025-08-13 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | FCE On-Site | State |
| 2025-08-13 | TARGA BADLANDS, LLC - HAWKEYE COMPRESSOR STATION - AQ | KEENE, McKenzie, ND | FCE On-Site | State |
| 2025-08-12 | ROBERT'S TRUST COMPRESSOR STATION | DUNN COUNTY, Dunn, ND | FCE On-Site | U.S. EPA |
| 2025-08-12 | TARGA BADLANDS JUNCTION COMPRESSOR STATION | MCKENZIE COUNTY, McKenzie, ND | FCE On-Site | U.S. EPA |
| 2025-08-12 | TARGA- CLARK'S CREEK COMPRESSOR STATION | KEENE, McKenzie, ND | FCE On-Site | U.S. EPA |
| 2025-08-12 | BLUE BUTTES COMPRESSOR STATION AND PUMP STATION | MCKENZIE COUNTY, McKenzie, ND | FCE On-Site | U.S. EPA |
| 2025-08-12 | JOHNSON COMPRESSOR STATION | MANDAREE, McKenzie, ND | FCE On-Site | U.S. EPA |
| 2025-08-12 | TAT-BLUE BUTTES COMPRESSOR STATION | MCKENZIE COUNTY, McKenzie, ND | FCE On-Site | U.S. EPA |
| 2025-08-12 | MONTANA DAKOTA UTILITIES COMPANY (MDU) - R.M. HESKETT STATION - AQ | MANDAN, Morton, ND | FCE On-Site | State |
| 2025-08-11 | EOG- CLARKS CREEK CENTRAL FACILITY | MANDAREE, McKenzie, ND | FCE On-Site | U.S. EPA |
| 2025-08-05 | BASIN ELECTRIC POWER COOPERATIVE - LONESOME CREEK STATION - AQ | ALEXANDER, McKenzie, ND | FCE On-Site | State |
| 2025-07-31 | CARGILL, INC. - CARGILL OILSEEDS PROCESSING - AQ | WEST FARGO, Cass, ND | FCE On-Site | State |
| 2025-07-31 | CARGILL CORN MILLING - AQ | WAHPETON, Richland, ND | FCE On-Site | State |
| 2025-07-29 | GUARDIAN HANKINSON, LLC - HANKINSON RENEWABLE ENERGY, LLC - AQ | HANKINSON, Richland, ND | FCE On-Site | State |
| 2025-07-24 | NET-ZERO RICHARDTON, LLC - RICHARDTON ETHANOL PLANT - AQ | RICHARDTON, Stark, ND | FCE On-Site | State |
| 2025-07-22 | STEEL REEF BURKE LLC - LIGNITE GAS PLANT - AQ | LIGNITE, Burke, ND | FCE On-Site | State |
| 2025-07-21 | CRESTWOOD CRUDE LOGISTICS, LLC - COLT CRUDE OIL TERMINAL | EPPING, Williams, ND | FCE On-Site | State |
| 2025-07-17 | HESS TIOGA GAS PLANT LLC - TIOGA GAS PLANT - AQ | TIOGA, Williams, ND | PCE On-Site | U.S. EPA |
| 2025-07-16 | HILAND PARTNERS HOLDINGS LLC - WATFORD CITY GAS PLANT - AQ | ALEXANDER, McKenzie, ND | PCE On-Site | U.S. EPA |
| 2025-07-16 | ONEOK ROCKIES MIDSTREAM, L.L.C. - STATELINE GAS PLANT - AQ | WILLISTON, Williams, ND | PCE On-Site | U.S. EPA |
| 2025-07-15 | ONEOK ROCKIES MIDSTREAM GARDEN CREEK | NORTH DAKOTA, Undetermined, ND | PCE On-Site | U.S. EPA |
| 2025-07-15 | ROUGH RIDER BAKKEN G&P LLC, A SUBSIDIARY OF ENERGY TRANSFER, LP - WILD BASIN GAS | WATFORD CITY, McKenzie, ND | PCE On-Site | U.S. EPA |
| 2025-07-15 | DAKOTA SPIRIT AGENERGY, LLC - DAKOTA SPIRIT AGENERGY | SPIRITWOOD, Stutsman, ND | FCE On-Site | State |
| 2025-07-14 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | PCE On-Site | U.S. EPA |
| 2025-07-14 | HILAND PARTNERS HOLDINGS LLC-ROOSEVELT GAS PLANT | WATFORD CITY, McKenzie, ND | PCE On-Site | U.S. EPA |
| 2025-07-09 | DAKOTA YEAST, LLC | WAHPETON, Richland, ND | FCE On-Site | State |
| 2025-07-08 | ADM PROCESSING - VELVA FACILITY - AQ | VELVA, McHenry, ND | FCE On-Site | State |
| 2025-07-02 | PETRO-HUNT, L.L.C. - LITTLE KNIFE GAS PLANT - AQ | KILLDEER, Billings, ND | FCE On-Site | State |
| 2025-07-02 | ROUGH RIDER BAKKEN CRUDE LLC - CENTRAL DELIVERY POINT FACILITY | KEENE, McKenzie, ND | FCE On-Site | State |
| 2025-07-02 | ONEOK ROCKIES MIDSTREAM, L.L.C. - DEMICKS LAKE GAS PLANT - AQ | WATFORD CITY, McKenzie, ND | FCE On-Site | State |
| 2025-07-02 | T&C INC. DBA FIBERGLASS SPECIALTIES - FIBERGLASS SPECIALTIES - AQ | MINOT, Ward, ND | FCE On-Site | State |
| 2025-07-01 | OLDCASTLE INFRASTRUCTURE, INC. - AQ | DEVILS LAKE, Ramsey, ND | FCE On-Site | State |
| 2025-06-26 | BASIN ELECTRIC POWER COOPERATIVE - PIONEER GENERATION STATION - AQ | WILLISTON, Williams, ND | FCE On-Site | State |
| 2025-06-24 | CNH INDUSTRIAL AMERICA LLC - FARGO FACILITY - AQ | FARGO, Cass, ND | FCE On-Site | State |
| 2025-06-24 | ARCHER DANIELS MIDLAND COMPANY (ADM) - ENDERLIN FACILITY - AQ | ENDERLIN, Ransom, ND | FCE On-Site | State |
| 2025-06-18 | DAKOTA GASIFICATION COMPANY (DGC) - GREAT PLAINS SYNFUELS PLANT - AQ | BEULAH, Mercer, ND | FCE On-Site | State |
| 2025-06-17 | WBI ENERGY TRANSMISSION, INC. - DICKINSON COMPRESSOR STATION | DICKINSON, Stark, ND | FCE On-Site | State |
| 2025-06-10 | HESS TIOGA GAS PLANT LLC - TIOGA GAS PLANT - AQ | TIOGA, Williams, ND | FCE On-Site | State |
| 2025-06-10 | WHITING OIL AND GAS CORPORATION, LLC - RAY GAS PLANT - AQ | RAY, Williams, ND | FCE On-Site | State |
| 2025-06-05 | AMERICAN COLLOID COMPANY - GASCOYNE LEONARDITE FACILITY | UNKNOWN, Bowman, ND | FCE On-Site | State |
| 2025-06-05 | DAKOTA PRAIRIE REFINING, LLC DBA MARATHON DICKINSON REFINERY - DICKINSON RENEWAB | DICKINSON, Stark, ND | FCE On-Site | State |
| 2025-06-03 | BASIN ELECTRIC POWER COOPERATIVE - ANTELOPE VALLEY STATION (AVS) - AQ | BEULAH, Mercer, ND | FCE On-Site | State |
| 2025-05-21 | MAGELLAN PIPELINE COMPANY, L.P. - WEST FARGO TERMINAL - AQ | WEST FARGO, Cass, ND | FCE On-Site | State |
| 2025-05-15 | ONEOK ROCKIES MIDSTREAM, L.L.C. - GRASSLANDS GAS PLANT - AQ | ALEXANDER, McKenzie, ND | FCE On-Site | State |
| 2025-05-15 | ONEOK ROCKIES MIDSTREAM, L.L.C. - GARDEN CREEK GAS PLANT - AQ | WATFORD CITY, McKenzie, ND | FCE On-Site | State |
| 2025-05-14 | ONEOK ROCKIES MIDSTREAM, L.L.C. - ALEXANDER COMPRESSOR STATION | ALEXANDER, McKenzie, ND | FCE On-Site | State |
| 2025-05-13 | BASIN ELECTRIC POWER COOPERATIVE - LELAND OLDS STATION (LOS) - AQ | STANTON, Mercer, ND | FCE On-Site | State |
| 2025-04-14 | BLUE FLINT ETHANOL, LLC - AQ | UNDERWOOD, McLean, ND | FCE On-Site | State |
| 2025-03-05 | THARALDSON ETHANOL PLANT I, LLC - AQ | CASSELTON, Cass, ND | FCE On-Site | State |
| 2025-01-23 | UNIVERSITY OF NORTH DAKOTA (UND) - HEATING PLANT - AQ | GRAND FORKS, Grand Forks, ND | FCE On-Site | State |
| 2025-01-21 | NORTH DAKOTA STATE UNIVERSITY (NDSU) - HEATING PLANT - AQ | FARGO, Cass, ND | FCE On-Site | State |
| 2025-01-01 | 1 AAA BLANK - AAA (AIR) (NDDEQ INTERNAL TEST SITE) | MCCLUSKY, Burleigh, ND | FCE On-Site | State |
| 2025-01-01 | 1 AAA BLANK - AAA (AIR) (NDDEQ INTERNAL TEST SITE) | MCCLUSKY, Burleigh, ND | FCE On-Site | State |
Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.