| 117072 | Facilities | 707418 | Memo:Eval of Remaining Pits | 22751 | 5/21/1981 | Download |
| 117072 | Facilities | 707419 | Letter COGCC to Chandler & Assoc. | 34463 | 8/15/1978 | Download |
| 117072 | Facilities | 707420 | Letter Chandler & Assoc. to COGCC | 49802 | 9/8/1978 | Download |
| 117072 | Facilities | 707417 | Application for Permit to Use Earthen Pit | 39626 | 12/2/1980 | Download |
| 117072 | Facilities | 402159806 * | FORM 10 CHANGE OPERATOR SUBMITTED | 297022 | 3/6/2019 | Download |
| 117072 | Facilities | 401962301 * | RATIFICATION DOCUMENT | 31379 | 3/6/2019 | Download |
| 117072 | Facilities | 401962321 * | XML FILE | 17646 | 3/6/2019 | Download |
| 117072 | Facilities | 1732507 * | RATIFICATION DOCUMENT | 289871 | 3/6/2019 | Download |
| 117072 | Facilities | 401957993 * | CERTIFICATION OF CLEARANCE - CHANGE OPERATOR | 318031 | 8/28/2019 | Download |