| 407 | 87 | 02-19-1992 | | | CODL, NB-CD, NBRR | Approves the request to establish spacing for the Niobrara Formation for certain lands previously spaced for the Codell Formation and to allow the downhole commingling of production from the Codell and Niobrara Formations. |
| 407 | 2517 | 08-01-2018 | | | NB-CD | Approves an approximate 1280-acre drilling and spacing unit, and one horizontal well within the unit, for the production of oil, gas and associated hydrocarbons from the Niobrara and Codell Formations. |
| 407 | 2523 | 08-01-2018 | | | NB-CD | 8 North’s Application is APPROVED. An additional 19 horizontal wells, for a total of up to 20 horizontal wells, within an approximate 1,280-acre drilling and spacing unit proposed in Docket No. 171000694 (Order 407-2517), for the production of oil, gas, and associated hydrocarbons from the Niobrara and Codell Formations. |