| 104 | 1 | | 69000 | PIERCE | LYNS | Lyons Reservoir: 80 acre spacing E2 and W2 rectangular units, except for NW4 of Section 34 N2 and S2. Well to be in approximate center of NW4 or SE4 of each quarter section, no closer than 600 feet from line. No well can be produced until unit is pooled. |
| 104 | 6 | | 69000 | PIERCE | LYNS | Approves Unit Agreement for Pierce Lyons Sand Unit Area, and waterflood for Unit Area; additional water injection wells may be approved by director without hearing, when request accompanied by consent in writing of owners of record within 1/2 mile of proposed injection well. |
| 535 | 724 | 03-07-2016 | 85251 | UNNAMED | NB-CD | Approves Great Western Operating Company, LLC’s (Operator No. 10110) request for an order to among other things: Establish an approximate 640-acre exploratory drilling and spacing unit for the Application Lands, for the production of oil, gas and associated hydrocarbons from the Codell and Niobrara Formations; 2) Approve one (1) horizontal well within the unit. |
| 535 | 827 | 06-12-2017 | 85251 | UNNAMED | GRNNC | Approves Great Western Operating Company, LLC’s request for an order to among other things: Establish an approximate 5,440-acre Unconventional Resource Unit (“the Pierce South URU”) for the Application Lands, for the development and operation of the Codell, Niobrara and Greenhorn Formations. |
| 535 | 843 | 07-24-2017 | 85251 | UNNAMED | CODL | Approves Great Western Operating Company, LLC’s request for an order to among other things: Pool all interests within an approximate 640-acre drilling and spacing unit established for the Application Lands. |
| 535 | 1220 | 08-21-2019 | 85251 | UNNAMED | NCCG | Among others things: all interests in an approximate 4,800-acre unconventional resources unit established for the Application Lands are hereby pooled, for the development and operation of the Niobrara, Codell, Carlile, and Greenhorn Formations, effective as of the date the Application was filed. |
| 535 | 1349 | 04-21-2021 | 85251 | UNNAMED | NCCG | Among other things additional parties are hereby subject to Order No. 535-1220, which pooled all interests within the drilling and spacing unit established for the Application Lands, for the development and operation of the Niobrara, Codell, Carlile, and Greenhorn Formations, effective as of the date the Application was filed. |