| 449 | 20 | 09-19-1988 | 2875 | ARAPAHOE | MRRWA, MRRWB | Approve establishment of additional 80 acre spaced area as part of Arapahoe Field Area II, with production restrictions. |
| 449 | 31 | 12-17-1991 | 2875 | ARAPAHOE | MRRW | Approves the unit agreement, unit designation and unit operating agreement, with secondary recovery, for the operation and development of the Morrow Formation for certain lands in the Arapahoe and Harker Ranch Fields. |