| 393 | 1 | 12-20-1982 | 10775 | CHALICE | JSND | Establishes 160 acre units for gas and associated hydrocarbons from "J" Sand lands in Arapahoe County. Permitted well no closer than 600 feet from Unit boundaries and no closer than 2400 feet from another well. Existing wells and locations permitted wells. |
| 535 | 245 | 01-07-2013 | 85251 | UNNAMED | NBRR | Approves the request for an order to establish an approximate 1280-acre drilling and spacing unit for Sections 10 and 11, Township 4 South, Range 64 West, 6th P.M., and to approve up to two horizontal wells within the unit, for the production of oil, gas and associated hydrocarbons from the Niobrara Formation. |
| 535 | 394 | 07-29-2013 | 85251 | UNNAMED | NBRR | Approves the request for an order to pool all interests within an approximate 1280-acre exploratory drilling and spacing unit established for Sections 10 and 11, Township 4 South Range 64 West, 6th P.M., for the development and operation of the Niobrara Formation. |