| 117881 | Facilities | 1426581 | Memo | 17456 | 10/2/1973 | Download |
| 117881 | Facilities | 1426583 | Letter from COGCC to Petroleum Inc | 35108 | 8/28/1978 | Download |
| 117881 | Facilities | 383360 | Lease Inspection | 24923 | 9/11/1984 | Download |
| 117881 | Facilities | 383361 | Lease Inspection | 25454 | 2/27/1985 | Download |
| 117881 | Facilities | 383359 | Earthen Pit Permit | 33527 | 11/29/1975 | Download |
| 117881 | Facilities | 1426585 | Analytical Data | 21390 | 11/11/1974 | Download |
| 117881 | Facilities | 383362 | Pit Inspection | 30700 | 9/24/1986 | Download |
| 117881 | Facilities | 1426586 | Analytical Data | 27354 | 11/25/1974 | Download |
| 117881 | Facilities | 1426584 | Letter from Petroleum Inc to COGCC | 20840 | 9/18/1978 | Download |
| 117881 | Facilities | 1426582 | Site Diagram | 9336 | 11/29/1974 | Download |
| 117881 | Facilities | 2161153 | PIT STATUS FORM | 1545035 | 5/8/2020 | Download |