| 642828 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #2309W | 3,500 | 33534858 |
| 642826 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #2211W | 3,500 | 33534857 |
| 642825 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #2508W | 3,500 | 33534859 |
| 642824 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #2506W | 3,500 | 33534856 |
| 642824Amendment | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #2506W | 3,500 | 33534856 |
| 642822 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #6225W | 3,500 | 33534855 |
| 642821 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #4006W | 3,500 | 33534854 |
| 642820 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #3911W | 3,500 | 33534853 |
| 642818 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #3910W | 3,500 | 33534852 |
| 642817 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #3909W | 3,500 | 33534851 |
| 642816 | Jul 31, 2007 | Jul 31, 2007 | Energen Resources Corporation | North Westbrook Unit #3715W | 3,500 | 33534850 |
| 640759Amendment | Jul 17, 2007 | Jul 17, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #107 | 3,600 | 33500350 |
| 640810 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #317 | 3,600 | 33534849 |
| 640809 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #315 | 3,600 | 33534848 |
| 640808 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #135 | 3,600 | 33534847 |
| 640807 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #127 | 3,600 | 33534846 |
| 640806 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #139W | 3,600 | 33534845 |
| 640783 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #454 | 3,600 | 33534844 |
| 640779 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #455 | 3,600 | 33534843 |
| 640773 | Jun 26, 2007 | Jun 26, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #458 | 3,600 | 33534842 |
| 640764 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #460W | 3,600 | 33534841 |
| 640763 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #519 | 3,600 | 33534840 |
| 640761 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #524W | 3,600 | 33534838 |
| 640759 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #107 | 3,600 | 33500350 |
| 640751 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Soutwest Unit #1101A | 3,600 | 33534837 |
| 640750 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #1114W | 3,600 | 33534836 |
| 640749 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #1516 | 3,600 | 33534834 |
| 640748 | Jun 25, 2007 | Jun 25, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #2016W | 3,600 | 33534835 |
| 636077 | Jun 8, 2007 | Jun 8, 2007 | Crownquest Operating, LLC | Brown, E. H. "A" #55 | 3,600 | 33534775 |
| 636765 | Jun 7, 2007 | Jun 7, 2007 | Crownquest Operating, LLC | Brennand #23 | 3,700 | 33534787 |
| 636761 | Jun 7, 2007 | Jun 7, 2007 | Crownquest Operating, LLC | Brennand #22 | 3,700 | 33534786 |
| 636759 | Jun 7, 2007 | Jun 7, 2007 | Crownquest Operating, LLC | Brennand #21 | 3,700 | 33534785 |
| 636756 | Jun 7, 2007 | Jun 7, 2007 | Crownquest Operating, LLC | Brennand #20 | 3,700 | 33534784 |
| 639538 | May 29, 2007 | May 29, 2007 | Crownquest Operating, LLC | Foster, Mary #512 | 8,000 | 33534833 |
| 639538Amendment | May 29, 2007 | May 29, 2007 | Crownquest Operating, LLC | Foster, Mary #512 | 8,000 | 33534833 |
| 638614 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5115W | 3,500 | 33534832 |
| 638613 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #3515W | 3,500 | 33534831 |
| 638611 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #3516W | 3,500 | 33534830 |
| 638610 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #2132W | 3,500 | 33534829 |
| 638608 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #2133W | 3,500 | 33534828 |
| 638606 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5214W | 3,500 | 33534827 |
| 638605 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5213W | 3,500 | 33534826 |
| 638603 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5412W | 3,500 | 33534825 |
| 638601 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5413W | 3,500 | 33534824 |
| 638600 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5114W | 3,500 | 33534823 |
| 638599 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5113W | 3,500 | 33534822 |
| 638500 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #3406W | 3,500 | 33534821 |
| 638499 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #3405W | 3,500 | 33534820 |
| 638498 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5317W | 3,500 | 33534819 |
| 638497 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #4908W | 3,500 | 33534818 |
| 638495 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #2131W | 3,500 | 33534817 |
| 638494 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5013W | 3,500 | 33534816 |
| 638493 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5014W | 3,500 | 33534815 |
| 638491 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5316W | 3,500 | 33534814 |
| 638490 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #4909W | 3,500 | 33534813 |
| 638488 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #6318W | 3,500 | 33534812 |
| 638488Amendment | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #6318W | 3,500 | 33534812 |
| 638485 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #6222W | 3,500 | 33534811 |
| 638483 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #6110W | 3,500 | 33534810 |
| 638481 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #6223W | 3,500 | 33534809 |
| 638480 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #5908W | 3,500 | 33534808 |
| 638394 | May 18, 2007 | May 18, 2007 | Energen Resources Corporation | North Westbrook Unit #6938W | 3,500 | 33534807 |
| 637035 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #7037W | 3,500 | 33534806 |
| 637033 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #7035W | 3,500 | 33534805 |
| 637031 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #7034W | 3,500 | 33534804 |
| 637030 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #7033W | 3,500 | 33534803 |
| 637029 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #6937W | 3,500 | 33534802 |
| 637028 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #6936W | 3,500 | 33534801 |
| 637027 | May 14, 2007 | May 14, 2007 | Energen Resources Corporation | North Westbrook Unit #6852W | 3,500 | 33534800 |
| 636957 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6850W | 3,500 | 33534799 |
| 636955 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6849W | 3,500 | 33534798 |
| 636954 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6848W | 3,500 | 33534797 |
| 636953 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6847W | 3,500 | 33534796 |
| 636951 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6846W | 3,500 | 33534795 |
| 636950 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6845W | 3,500 | 33534794 |
| 636949 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6708W | 3,500 | 33534793 |
| 636948 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6224W | 3,500 | 33534792 |
| 636861 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6543W | 3,500 | 33534791 |
| 636860 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6851W | 3,500 | 33534790 |
| 636859 | May 11, 2007 | May 11, 2007 | Energen Resources Corporation | North Westbrook Unit #6844W | 3,500 | 33534789 |
| 636858 | May 8, 2007 | May 8, 2007 | Energen Resources Corporation | North Westbrook Unit #6935W | 3,500 | 33534788 |
| 637527 | May 1, 2007 | May 1, 2007 | Crownquest Operating, LLC | Brown, E. H. "A" #57W | 3,600 | 33534782 |
| 637538 | Apr 30, 2007 | Apr 30, 2007 | Crownquest Operating, LLC | Brennand #29W | 3,600 | 33534781 |
| 637537 | Apr 30, 2007 | Apr 30, 2007 | Crownquest Operating, LLC | Brennand #28W | 3,600 | 33534783 |
| 637536 | Apr 30, 2007 | Apr 30, 2007 | Crownquest Operating, LLC | Brennand #27W | 3,600 | 33534780 |
| 637531 | Apr 30, 2007 | Apr 30, 2007 | Crownquest Operating, LLC | Brennand #26W | 3,600 | 33534779 |
| 637520 | Apr 30, 2007 | Apr 30, 2007 | Crownquest Operating, LLC | E. Brown #56W | 3,600 | 33534778 |
| 636857 | Apr 14, 2007 | Apr 14, 2007 | Energen Resources Corporation | North Westbrook Unit #6843W | 3,500 | 33534774 |
| 636856 | Apr 14, 2007 | Apr 14, 2007 | Energen Resources Corporation | North Westbrook Unit #6842W | 3,500 | 33534773 |
| 636854 | Apr 14, 2007 | Apr 14, 2007 | Energen Resources Corporation | North Westbrook Unit #7222W | 3,500 | 33534772 |
| 636853 | Apr 14, 2007 | Apr 14, 2007 | Energen Resources Corporation | North Westbrook Unit #6541W | 3,500 | 33534771 |
| 636528 | Apr 12, 2007 | Apr 12, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #1041 | 3,600 | 33534769 |
| 636526 | Apr 12, 2007 | Apr 12, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #521 | 3,600 | 33534770 |
| 636525 | Apr 12, 2007 | Apr 12, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #313W | 3,600 | 33534766 |
| 636522 | Apr 12, 2007 | Apr 12, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #136 | 3,600 | 33534767 |
| 636521 | Apr 12, 2007 | Apr 12, 2007 | Cimarex Energy Co. of Colorado | Westbrook Southwest Unit #123 | 3,600 | 33534768 |
| 635951 | Apr 2, 2007 | Apr 2, 2007 | Crownquest Operating, LLC | Brennand #25 | 3,600 | 33534765 |
| 635949 | Apr 2, 2007 | Apr 2, 2007 | Crownquest Operating, LLC | Brennand #24 | 3,600 | 33534764 |
| 633819 | Feb 26, 2007 | Feb 26, 2007 | Bright & Co. | AURORA"3" #1 | 8,200 | 33534763 |
| 633658 | Feb 20, 2007 | Feb 20, 2007 | Crownquest Operating, LLC | Mary Foster #511 | 3,500 | 33534762 |