| ANDEAVOR FIELD SERVICES LLC - STANLEY COMPRESSOR STATION - AQ | Air | 1 | — | — | No Violation Identified |
| ANTHONY ROBERT & WADE MORRIS | Air | — | — | — | No Violation Identified |
| ATHENA 1-36H | Air | — | — | — | No Violation Identified |
| ATHENA 2-36H & 5-36TFH | Air | — | — | — | No Violation Identified |
| ATHENA 3-36H & 6-36TFH | Air | — | — | — | No Violation Identified |
| ATHENA 4-36TFH | Air | — | — | — | No Violation Identified |
| AUX SABLE LIQUID PRODUCTS INC. | Air | — | — | — | No Violation Identified |
| BISON MIDSTREAM, LLC-MIRAGE COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| BISON MIDSTREAM, LLC-WEST COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| BRIDGER PIPELINE LLC-EHLERT STATION | Air | — | — | — | No Violation Identified |
| BRIDGER PIPELINE LLC-STANLEY STATION | Air | — | — | — | No Violation Identified |
| CASH WISE FOODS - STANLEY 3047 | Hazardous waste | — | — | — | No Violation Identified |
| CITY OF STANLEY - CAPITAL IMPROVEMENT PLAN - PHASE | Water | — | — | — | No Violation Identified |
| COTTONWOOD 2-35H | Air | — | — | — | No Violation Identified |
| DAKOTA ACCESS, LLC-STANLEY STATION | Air | — | — | — | No Violation Identified |
| ENBRIDGE OPERATING SERVICES, L.L.C. (ENBRIDGE)-STANLEY STATION | Air | — | — | — | No Violation Identified |
| EOG RESOURCES RAILYARD | Air | — | — | — | No Violation Identified |
| EQUINOR PIPELINES LLC-ROSS OIL FACILITY | Air | — | — | — | No Violation Identified |
| HILAND CRUDE, LLC-WHITE EARTH STATION | Air | — | — | — | No Violation Identified |
| HILAND PARTNERS HOLDINGS LLC-NORTH ANTELOPE COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| JON R, SHIRLEY ANN, CORPRON | Air | — | — | — | No Violation Identified |
| MONTANA DAKOTA UTILITIES CO - STANLEY NORTH SUBSTATION CONSTRUCTION | Water | — | — | — | No Violation Identified |
| MOUNTRAIL COUNTY - 25045 - MOUNTRAIL CO ND/PROJ 01(62)23 CR 1 RECONSTUCT | Water | — | — | — | No Violation Identified |
| MOUNTRAIL COUNTY – STORMWATER CONSTRUCTION | Water | — | — | — | No Violation Identified |
| NORTH AMERICAN TRAILER SALES, LTD | Hazardous waste | — | — | — | No Violation Identified |
| PAT'S OFFROAD DBA OIL WORX | Hazardous waste | — | — | — | No Violation Identified |
| PECAN PIPELINE (NORTH DAKOTA) INC.-AUSTIN COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PECAN PIPELINE (NORTH DAKOTA) INC.-BOTTLESON COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PECAN PIPELINE (NORTH DAKOTA) INC.-CORMYLO COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PECAN PIPELINE (NORTH DAKOTA) INC.-GEVING COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| PLAINS PIPELINE - STANLEY STATION | Hazardous waste | — | — | — | No Violation Identified |
| ROSS 03-04H | Air | — | — | — | No Violation Identified |
| ROSS 13-15H | Air | — | — | — | No Violation Identified |
| ROSS 18-10H | Air | — | — | — | No Violation Identified |
| ROSS 2-03H | Air | — | — | — | No Violation Identified |
| ROSS 21-04H | Air | — | — | — | No Violation Identified |
| ROSS 35-0331H | Air | — | — | — | No Violation Identified |
| STANLEY BOOSTER STATION | Hazardous waste | — | — | — | No Violation Identified |
| STANLEY CITY HALL | Drinking water | — | — | — | No Violation Identified |
| STANLEY CITY OF | Water | 1 | — | — | No Violation Identified |
| STANLEY LACT STATION | Hazardous waste | — | — | — | No Violation Identified |
| STANLEY MUD PLANT - INNOVATIVE SOLUTIONS LTD | Water | 1 | — | — | No Violation Identified |
| STANLEY MUNICIPAL AIRPORT | Water | — | — | — | No Violation Identified |
| STATOIL OIL & GAS LP-ARVID ANDERSON COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| STATOIL OIL & GAS LP-FOUR WAY COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| STRATA CORPORATION-STANLEY | Water | — | — | — | No Violation Identified |
| TARGA - STANLEY CRUDE TERMINAL | Hazardous waste | — | — | — | No Violation Identified |
| TRACTOR SUPPLY #1813 | Hazardous waste | — | — | — | No Violation Identified |