| 117880 | Facilities | 1426579 | Letter from COGCC to Petroleum Inc | 35380 | 8/28/1978 | Download |
| 117880 | Facilities | 383363 | Earthen Pit Permit | 249629 | 11/21/1973 | Download |
| 117880 | Facilities | 383364 | Lease Inspection | 21893 | 9/11/1984 | Download |
| 117880 | Facilities | 1426580 | Letter from Petroleum Inc to COGCC | 21930 | 9/18/1978 | Download |
| 117880 | Facilities | 2161154 | PIT STATUS FORM | 1538583 | 5/8/2020 | Download |