| AURORA ORGANIC DAIRY HIGH PLAINS | Air | — | — | — | No Violation Identified |
| AURORA ORGANIC FARMS, INC - HIGH PLAINS DAIRY | Water | — | — | — | No Violation Identified |
| DEVRIES ST T6N-R64W-S36 L01 | Air | — | — | — | No Violation Identified |
| JIM'S AUTOMOTIVE MACHINE SHOP INC | Hazardous waste | — | — | — | No Violation Identified |
| KERSEY MINE | Water | — | — | — | No Violation Identified |
| MONTE VISTA DAIRY | Air, Water | — | — | — | No Violation Identified |
| NOBLE - WELLS RANCH AA T6N-R63W-S26 L04 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - 415779500 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - 415779550 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - 415790459 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - BASHOR ST T6N-R63W-S16L01 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - BATTERY #415779545 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - BATTERY #415779652 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - BROWN USX T6N-R63W-S3 L02 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - CECIL USX T6N-R64W-S1 L05 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - DINGES EGGE T6N-R64W-S3 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - LAPP T6N-R64W-S13 L01 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - PEPERZAK T6N-R64W-S12 L01 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY - WELLS RANCH AA T6N-R63W-S | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY INC. BATTERY #11339500 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY, INC. - # 415664283 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY, INC. - # 42566220 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY, INC. - BATTERY # 117190 | Air | — | — | — | No Violation Identified |
| NOBLE ENERGY, INC.- WELLS RANCH AA T6N-R | Air | — | — | — | No Violation Identified |
| NOBLE MIDSTREAM SERVICES - WELLS RANCH CGF | Hazardous waste | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #10072500 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #11721600 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #415682836 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #415683493 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #415697434 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #415703334 | Air | — | — | — | No Violation Identified |
| NOBLE TANK BATTERY #415779668 | Air | — | — | — | No Violation Identified |
| NORTH SUMMIT DAIRY | Water | 1 | — | — | — |
| PDC - CORNISH 21, 22-3 | Air | — | — | — | No Violation Identified |
| PDC - KERBS 23, 24, 33, 34, 43, 44-15 | Air | — | — | — | No Violation Identified |
| PDC - KERBS 23, 24, 33, 34, 43, 44-15 | Air | — | — | — | No Violation Identified |
| PDC - TRINITY 23-7; JOHNSTON 14-7 | Air | — | — | — | No Violation Identified |
| PDC ENERGY - CACHE MAIN BATTERY | Air | — | — | — | No Violation Identified |
| PDC ENERGY - CORNISH 17-11 BATTERY | Air | — | — | — | No Violation Identified |
| PETROLEUM DEVELOPMENT - CECIL 31-2 | Air | — | — | — | No Violation Identified |
| PETROLEUM DEVELOPMENT - CULBREATH 23-21 | Air | — | — | — | No Violation Identified |