| 248 | 1 | 02-18-1972 | 74560 | ROGGEN SOUTHWEST | JSND | Establishes 160 acre drilling and spacing unit for the production of gas and associated hydrocarbons from the "J" Sand. Each drilling unit shall be a quarter section, according to the governmental survey thereof, and the permitted well for each drilling unit shall be located not less than 660 feet from the boundary of the quarter section upon which it is located. |
| 535 | 47 | 06-27-2011 | 85251 | UNNAMED | NBRR | Approves the request for an order to establish an approximate 640-acre drilling and spacing unit for Section 11, Township 2 North, Range 63 West, 6th P.M., and approve one horizontal well within the unit, for the production of gas and associated hydrocarbons from the Niobrara Formation. |