| 407 | 87 | 02-19-1992 | | | CODL, NB-CD, NBRR | Approves the request to establish spacing for the Niobrara Formation for certain lands previously spaced for the Codell Formation and to allow the downhole commingling of production from the Codell and Niobrara Formations. |
| 407 | 815 | 07-29-2013 | | | NB-CD | Approves the request for an order to establish an approximate 640-acre exploratory drilling and spacing unit consisting of Section 5, Township 6 North, Range 60 West, 6th P.M., and approve up to four horizontal wells within the unit, for the production of oil, gas and associated hydrocarbons from the Niobrara Formation. |
| 407 | 816 | 07-29-2013 | | | NB-CD | Approves the request for an order to pool all interests in an approximate 480-acre designated horizontal drilling and spacing unit consisting of certain lands in Sections 5 and 6, Township 5 north, Range 65 West, 6th P.M., for the development and operation of the Codell and Niobrara Formations. |
| 407 | 1546 | 12-08-2015 | | | NB-CD | Approves Extraction Oil & Gas LLC’s request for an order to among other things: Pool all interests in four approximate 640-acre designated horizontal wellbore spacing units, established for the Application Lands for the production of oil, gas, and associated hydrocarbons from the Codell and Niobrara Formations. |
| 407 | 1578 | 12-08-2015 | | | CODL | Approves Extraction Oil & Gas, LLC’s request for an order to among other things: Pool all interests in two approximate 480-acre horizontal wellbore spacing units, established for the Application Lands, for the development and operation of the Codell and Niobrara Formations. |
| 407 | 1710 | 06-06-2016 | | | NB-CD | things: Pool all interests in three approximate 480-acre wellbore spacing units established for the Application Lands, for the development and operation of the Niobrara Formation and one approximate 480-acre wellbore spacing unit established for the Application Lands, for the development and operation of the Codell Formation. |
| 407 | 2095 | 07-24-2017 | | | NB-CD | Approves Extraction Oil & Gas, LLC’s request for an order to among other things: Pool all interests in three approximate 320-acre designated horizontal wellbore spacing units (“WSU”) established for the development and operation of the Codell Formation (WSU Nos. 1 and 3) and the Niobrara Formation (WSU No. 2). |
| 407 | 2444 | 04-30-2018 | | | NB-CD | Approves pooling all interests in five approximate 320-acre designated horizontal wellbore spacing units, for the development and operation of the Niobrara and Codell Formations. |
| 407 | 2447 | 04-30-2018 | | | NB-CD | Approves pooling all interests in two approximate 320-acre designated horizontal wellbore spacing units, for the development and operation of the Niobrara and Codell Formations. |
| 407 | 2486 | 06-11-2018 | | | NBRR | Approves pooling all interests in an approximate 320-acre designated horizontal wellbore spacing unit, for the development and operation of the Niobrara Formation. |
| 407 | 3294 | 02-16-2022 | | | NBRR | Among other things approves an order to pool all interests in the designated horizontal wellbore spacing unit established for the Application Lands for the development and operation of the Niobrara Formation, effective as the date the Application was filed. |