| 531 | 2 | 07-15-2008 | | | NBRR | Approves the request for an order to establish approximate 640-acre drilling and spacing units and complete one horizontal well in each unit for certain lands in Townships 6 and 7 North, Ranges 80 and 81 West, 6th P.M., with the option to drill a second horizontal well, with a bottom hole location no closer than 600 feet from the boundaries of the unit, for production of gas and associated hydrocarbons from the Niobrara Formation. |
| 531 | 18 | 05-18-2015 | | | NBRR | Approves EE3 LLC’s (Operator No. 10450) rRequest for an order to among other things: 1) Modify various Orders to allow 300 foot setbacks as to the unit boundaries of the drilling and spacing units established and/or modified by such orders, for the production of the oil, gas, and associated hydrocarbons from the Niobrara and Frontier Formations; 2) Modify various Orders to allow for 150 foot interwell setbacks, for the production of oil, gas and associated hydrocarbons from the Niobrara Formation; 3) Approve up to four horizontal wells within all approximate 480-acre and 640-acre drilling and spacing units established by various Orders for the production of oil, gas and associated hydrocarbons from the Niobrara Formation; and 4) Establish four approximate 640-acre drilling and spacing units for the lands described on Exhibit A-1 and approve up to four horizontal wells within each unit. |
| 531 | 22 | 01-27-2016 | | | NBRR | Approves SandRidge Exploration & Production LLC’s request for an order to among other things: 1) Vacate the approximate 640-acre drilling and spacing units established by Order No. 531-2 for Sections 17 and 20, Township 7 North, Range 80 West, 6th P.M., for the production of oil, gas and associated hydrocarbons from the Niobrara Formation; 2) Vacate Order No. 531-18, but only as to the Application Lands; 3) Establish an approximate 1,280-acre drilling and spacing unit for the Application Lands, and approve up to EIGHT (8) horizontal wells within the unit for production of oil, gas and associated hydrocarbons from the Niobrara Formation. |
| 531 | 45 | 01-30-2017 | | | NBRR | Approves SandRidge Exploration & Production LLC’s request for an order to among other things: Modify the setbacks established by Order No. 531-22 such that the productive interval of any permitted well within the approximate 1,280-acre existing drilling and spacing unit established by Order No. 531-22 shall be no more than 100 feet from the northern or southern boundaries of the unit for the production of the oil, gas, and associated hydrocarbons from the Niobrara Formation. |