| 118188 | Facilities | 582887 | Letter COGCC to Cotton Petroleum | 35980 | 4/6/1978 | Download |
| 118188 | Facilities | 664003 | Application for Permit to Use Earthen Pit | 63878 | 6/14/1974 | Download |
| 118188 | Facilities | 1561465 | PIT STATUS EVALUATION FORM | 246939 | 4/6/2020 | Download |