| 535 | 145 | 03-05-2012 | 85251 | UNNAMED | NBRR | Approves the request for an order to establish 14 approximate 640-acre drilling and spacing units consisting of Sections 29, 34 and 35 of Township 4 South, Range 64 West, 6th P.M., Sections 1, 3, 4, 14, 23, 24, 25 and 36 of Township 5 South, Range 64 West, 6th P.M., and Sections 18, 19 and 30 of Township 5 South, Range 63 West, 6th P.M., and authorize a horizontal well with the option to drill a second horizontal well in each proposed unit, for the production of oil, gas and associated hydrocarbons from the Niobrara Formation. |
| 535 | 246 | 05-06-2013 | 85251 | UNNAMED | NBRR | Approves the request to amend Order No. 535-246 in order to establish that the spacing units and well location rules established in the Order are applicable to the drilling and production of horizontal wells, and vertical and directional wells to the Niobrara Formation remain subject to Commission Rule 318.a. or such other orders as may be entered by the Commission. |
| 535 | 867 | 10-30-2017 | 85251 | UNNAMED | NBRR | Approves Bison Oil & Gas, LLC’s request for an order to among other things: Allow an additional 14 horizontal wells for a total of up to 16 horizontal wells within an approximate 640-acre drilling and spacing unit established for the Application Lands, for the production of oil, gas and associated hydrocarbons from the Niobrara Formation. |