| 644361 | Aug 17, 2007 | Aug 17, 2007 | Valence Operating Company | Katherine Luscombe Gas Unit #3 | 15,000 | 42332201 |
| 644261 | Aug 16, 2007 | Aug 16, 2007 | Maximus Operating, Ltd. | Spigner et Al #1 | 10,500 | 42332199 |
| 643802 | Aug 10, 2007 | Aug 10, 2007 | Ensight III Energy Mgmt, LLC | Walton Gas Unit #1 | 11,700 | 42332197 |
| 642318 | Aug 9, 2007 | Aug 9, 2007 | Southwestern Energy Prod. Co. | Wright Gas Unit 1 #10 | 12,200 | 42332198 |
| 643326 | Aug 4, 2007 | Aug 4, 2007 | Southwestern Energy Prod. Co. | Woolf Gas Unit 1 #7 | 12,100 | 42332196 |
| 642664 | Jul 27, 2007 | Jul 27, 2007 | Chesapeake Operating, Inc. | Overton Gas Unit 3 #10 | 12,000 | 42332195 |
| 642249 | Jul 20, 2007 | Jul 20, 2007 | Valence Operating Company | Poole #1 | 8,390 | 42331207 |
| 641959 | Jul 14, 2007 | Jul 14, 2007 | Southwestern Energy Prod. Co. | Wright Gas Unit 1 #13 | 12,000 | 42332193 |
| 641940 | Jul 14, 2007 | Jul 14, 2007 | Southwestern Energy Prod. Co. | Jerry Cross Gas Unit 1 #16 | 12,300 | 42332194 |
| 641940Amendment | Jul 14, 2007 | Jul 14, 2007 | Southwestern Energy Prod. Co. | Jerry Cross Gas Unit 1 #16 | 12,300 | 42332194 |
| 640233 | Jul 9, 2007 | Jul 9, 2007 | 3-T Exploration, Inc. | Hendrix #2A | 7,500 | 42332191 |
| 640934 | Jun 28, 2007 | Jun 28, 2007 | Howell Oil & Gas, Inc. | Ellis #1 | 13,000 | 42332192 |
| 637413 | Jun 26, 2007 | Jun 26, 2007 | C. W. Resources, Inc. | Stephens GU #2HH | 14,500 | 42332183 |
| 640020 | Jun 11, 2007 | Jun 11, 2007 | Goldston Oil Corporation | Anderson, Carl C. #1 | 7,700 | 42332190 |
| 640020Amendment | Jun 11, 2007 | Jun 11, 2007 | Goldston Oil Corporation | Anderson, Carl C. #1 | 8,000 | 42332190 |
| 640020Amendment | Jun 11, 2007 | Jun 11, 2007 | Goldston Oil Corporation | Anderson, Carl C. #1 | 8,000 | 42332190 |
| 638596 | Jun 7, 2007 | Jun 7, 2007 | Southwestern Energy Prod. Co. | Woolf Gas Unit 1 #15 | 12,100 | 42332188 |
| 638620 | Jun 6, 2007 | Jun 6, 2007 | Southwestern Energy Prod. Co. | Waldrop Gas Unit 1 #14 | 12,600 | 42332189 |
| 638620Amendment | Jun 6, 2007 | Jun 6, 2007 | Southwestern Energy Prod. Co. | Waldrop Gas Unit 1 #14 | 12,600 | 42332189 |
| 636999 | May 31, 2007 | May 31, 2007 | C. W. Resources, Inc. | McDonald GU #2HH | 15,000 | 42332184 |
| 638911 | May 23, 2007 | May 23, 2007 | Southwestern Energy Prod. Co. | McMoyle Unit 1 #16 | 13,000 | 42332187 |
| 638744 | May 17, 2007 | May 17, 2007 | Samson Lone Star LP | Negem Estate #1 | 12,000 | 42332186 |
| 638516 | May 15, 2007 | May 15, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 1 #17 | 12,000 | 42332185 |
| 638489 | May 15, 2007 | May 15, 2007 | Wenexco, Inc. | Stout, Earl #2 | 9,350 | 42330082 |
| 636641 | Apr 13, 2007 | Apr 13, 2007 | Goldston Oil Corporation | Denson, et Al #1 | 11,600 | 42332182 |
| 636576 | Apr 13, 2007 | Apr 13, 2007 | Maximus Operating, Ltd. | Scull #1 | 9,000 | 42332181 |
| 636576Amendment | Apr 13, 2007 | Apr 13, 2007 | Maximus Operating, Ltd. | Scull #1 | 7,916 | 42332181 |
| 633953 | Apr 9, 2007 | Apr 9, 2007 | Southwestern Energy Prod. Co. | Shaw Gas Unit 1 #10 | 12,200 | 42332174 |
| 633948 | Apr 9, 2007 | Apr 9, 2007 | Southwestern Energy Prod. Co. | Jerry Cross Gas Unit 1 #12 | 12,200 | 42332175 |
| 627324 | Apr 9, 2007 | Apr 9, 2007 | C. W. Resources, Inc. | Mud Creek GU #3 | 12,200 | 42332148 |
| 634640 | Mar 12, 2007 | Mar 12, 2007 | Southwestern Energy Prod. Co. | Jesse Randolph Odom Gas Unit 1 #7 | 12,700 | 42332180 |
| 634640Amendment | Mar 12, 2007 | Mar 12, 2007 | Southwestern Energy Prod. Co. | Jesse Randolph Odom Gas Unit 1 #7 | 12,700 | 42332180 |
| 634630 | Mar 9, 2007 | Mar 9, 2007 | Southwestern Energy Prod. Co. | Jesse Randoph Odom Gas Unit 1 #15 | 12,500 | 42332179 |
| 634630Amendment | Mar 9, 2007 | Mar 9, 2007 | Southwestern Energy Prod. Co. | Jesse Randoph Odom Gas Unit 1 #15 | 12,500 | 42332179 |
| 634579 | Mar 9, 2007 | Mar 9, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 2 #11 | 12,200 | 42332178 |
| 634579Amendment | Mar 9, 2007 | Mar 9, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 2 #11 | 12,200 | 42332178 |
| 634577 | Mar 9, 2007 | Mar 9, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 2 #12 | 12,400 | 42332177 |
| 634577Amendment | Mar 9, 2007 | Mar 9, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 2 #12 | 12,400 | 42332177 |
| 634109 | Mar 1, 2007 | Mar 1, 2007 | Petrohawk Operating Company | South Tyler Paluxy Waterflood UT #1 | 8,300 | 42332176 |
| 634109Amendment | Mar 1, 2007 | Mar 1, 2007 | Petrohawk Operating Company | South Tyler Paluxy Waterflood UT #1 | 7,900 | 42332176 |
| 632026 | Feb 27, 2007 | Feb 27, 2007 | Circle Ridge Production, Inc. | Smith, J. E. #1WD | 6,000 | 42330208 |
| 633761 | Feb 23, 2007 | Feb 23, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 2 #16 | 12,400 | 42332173 |
| 633572 | Feb 16, 2007 | Feb 16, 2007 | Riverstone Energy Operating, LLC | D. Bailey #1 | 10,200 | 42332172 |
| 633185 | Feb 10, 2007 | Feb 10, 2007 | Southwestern Energy Prod. Co. | Jerry Cross Gas Unit 1 #15 | 12,500 | 42332171 |
| 632908 | Feb 6, 2007 | Feb 6, 2007 | Southwestern Energy Prod. Co. | Arnold Gas Unit 2 #13 | 12,200 | 42332170 |
| 631963 | Feb 5, 2007 | Feb 5, 2007 | Southwestern Energy Prod. Co. | Sallie M. Warren Heirs GU 1 #11 | 12,500 | 42332169 |
| 632247 | Jan 24, 2007 | Jan 24, 2007 | Chesapeake Operating, Inc. | Overton Gas Unit #20 #2 | 14,000 | 42332168 |
| 631957 | Jan 18, 2007 | Jan 18, 2007 | Southwestern Energy Prod. Co. | Waldrop Gas Unit 1 #13 | 12,700 | 42332167 |
| 631283 | Jan 3, 2007 | Jan 3, 2007 | Southwestern Energy Prod. Co. | Kirkpatrick Gas Unit 1 #9 | 12,600 | 42332166 |
| 630374 | Dec 28, 2006 | Dec 28, 2006 | Southwestern Energy Prod. Co. | Newsome Unit 1 #13 | 12,500 | 42332164 |
| 630345 | Dec 21, 2006 | Dec 21, 2006 | Southwestern Energy Prod. Co. | McMoyle Unit 1 #15 | 12,600 | 42332163 |
| 630723 | Dec 20, 2006 | Dec 20, 2006 | Southwestern Energy Prod. Co. | J. F. Ware Gas Unit 1 #13 | 12,400 | 42332165 |
| 630723Amendment | Dec 20, 2006 | Dec 20, 2006 | Southwestern Energy Prod. Co. | J. F. Ware Gas Unit 1 #13 | 12,400 | 42332165 |
| 630564 | Dec 15, 2006 | Dec 15, 2006 | J-W Operating Co. | Slayton Unit #6 | 15,000 | 42332162 |
| 630431 | Dec 13, 2006 | Dec 13, 2006 | Barrow-Shaver Resources Co. | Florence Unit #1 | 10,700 | 42332161 |
| 628624 | Dec 13, 2006 | Dec 13, 2006 | C. W. Resources, Inc. | McGill #6 | 13,000 | 42332154 |
| 630405 | Dec 12, 2006 | Dec 12, 2006 | C. W. Resources, Inc. | Stephens GU #1 | 12,200 | 42332160 |
| 630338 | Dec 12, 2006 | Dec 12, 2006 | J-W Operating Co. | Moss Estate #1 | 15,000 | 42332159 |
| 626590 | Dec 11, 2006 | Dec 11, 2006 | J-W Operating Co. | Swinney #5 | 15,000 | 42332142 |
| 629819 | Dec 8, 2006 | Dec 8, 2006 | J-W Operating Co. | Hairgrove, B. W. #1 | 11,630 | 42331761 |
| 629509 | Dec 7, 2006 | Dec 7, 2006 | Kraker & Martin Energy, L.L.C. | K & M E #1 Willingham-Daniels #1 | 11,000 | 42332157 |
| 629923 | Dec 5, 2006 | Dec 5, 2006 | Petro-Hunt, L.L.C. | Mann et Al #1 | 13,300 | 42332008 |
| 629901 | Dec 5, 2006 | Dec 5, 2006 | Griffin Operating, Inc. | Davenport, D. L. et Al #2 | 8,100 | 42332158 |
| 629811 | Dec 1, 2006 | Dec 1, 2006 | Karper Oil & Gas Corporation | Paluxy Gas Unit #6 | 7,492 | 42330696 |
| 629810 | Dec 1, 2006 | Dec 1, 2006 | Karper Oil & Gas Corporation | Paluxy Gas Unit #5 | 7,550 | 42330657 |
| 629407 | Nov 30, 2006 | Nov 30, 2006 | Encore Operating, L.P. | Wilson, David G. #17 | 12,000 | 42332156 |
| 628136 | Nov 30, 2006 | Nov 30, 2006 | Southwestern Energy Prod. Co. | Jerry Cross Gas Unit 1 #5 | 12,200 | 42332151 |
| 628791 | Nov 10, 2006 | Nov 10, 2006 | Goldston Oil Corporation | Baker, C T #1 | 11,000 | 42332155 |
| 628188 | Oct 27, 2006 | Oct 27, 2006 | Exco Resources, Inc. | N E Overton Unit #5 | 12,500 | 42332153 |
| 628183 | Oct 27, 2006 | Oct 27, 2006 | Southwestern Energy Prod. Co. | Newsome Unit 1 #12 | 12,500 | 42332152 |
| 628183Amendment | Oct 27, 2006 | Oct 27, 2006 | Southwestern Energy Prod. Co. | Newsome Unit 1 #12 | 12,500 | 42332152 |
| 626265 | Oct 27, 2006 | Oct 27, 2006 | Southwestern Energy Prod. Co. | Shaw Gas Unit 1 #13 | 12,100 | 42332140 |
| 626591 | Oct 23, 2006 | Oct 23, 2006 | J-W Operating Co. | Slayton Unit #5V | 15,000 | 42332143 |
| 626591Amendment | Oct 23, 2006 | Oct 23, 2006 | J-W Operating Co. | Slayton Unit #5V | 15,000 | 42332143 |
| 626591Amendment | Oct 23, 2006 | Oct 23, 2006 | J-W Operating Co. | Slayton Unit #5V | 15,000 | 42332143 |
| 627754 | Oct 19, 2006 | Oct 19, 2006 | Encore Operating, L.P. | Swann, M.C. #14 | 12,000 | 42332150 |
| 627754Amendment | Oct 19, 2006 | Oct 19, 2006 | Encore Operating, L.P. | Swann, M. C. #14 | 12,000 | 42332150 |
| 627648 | Oct 17, 2006 | Oct 17, 2006 | Exco Resources, Inc. | N. E. Overton Unit #4 | 12,500 | 42332149 |
| 627495 | Oct 16, 2006 | Oct 16, 2006 | Southwestern Energy Prod. Co. | Arnold Gas Unit 1 #14 | 12,500 | 42332147 |
| 627338 | Oct 11, 2006 | Oct 11, 2006 | Southwestern Energy Prod. Co. | Waldrop Gas Unit 1 #15 | 12,500 | 42332146 |
| 625083 | Oct 6, 2006 | Oct 6, 2006 | Southwestern Energy Prod. Co. | Waldrop Gas Unit 1 #11 | 12,600 | 42332133 |
| 625083Amendment | Oct 6, 2006 | Oct 6, 2006 | Southwestern Energy Prod. Co. | Waldrop Gas Unit 1 #11 | 12,600 | 42332133 |
| 626885 | Oct 4, 2006 | Oct 4, 2006 | J-W Operating Co. | Maynard, A. #11 | 15,000 | 42332144 |
| 626959 | Oct 3, 2006 | Oct 3, 2006 | Goodrich Petroleum Company | Sanger Investments #1 | 13,000 | 42332145 |
| 626354 | Sep 21, 2006 | Sep 21, 2006 | Ensight III Energy Mgmt, LLC | Wylie Heirs #1 | 12,350 | 42332141 |
| 626354Amendment | Sep 21, 2006 | Sep 21, 2006 | Ensight III Energy Mgmt, LLC | Wylie Heirs #1 | 12,750 | 42332141 |
| 626110 | Sep 18, 2006 | Sep 18, 2006 | Southwestern Energy Prod. Co. | McMoyle Unit 1 #9 | 12,250 | 42332139 |
| 626091 | Sep 18, 2006 | Sep 18, 2006 | Southwestern Energy Prod. Co. | J. F. Ware Gas Unit 1 #12 | 12,250 | 42332138 |
| 626033 | Sep 18, 2006 | Sep 18, 2006 | J-W Operating Co. | Maynard, A. #10 | 15,000 | 42332137 |
| 625525 | Sep 15, 2006 | Sep 15, 2006 | Ensight III Energy Mgmt, LLC | Weaver, Etal GU #1 | 12,500 | 42332134 |
| 625525Amendment | Sep 15, 2006 | Sep 15, 2006 | Ensight III Energy Mgmt, LLC | Weaver, Etal GU #1 | 12,700 | 42332134 |
| 625692 | Sep 11, 2006 | Sep 11, 2006 | Southwestern Energy Prod. Co. | Kirkpatrick Gas Unit 1 #10 | 12,400 | 42332136 |
| 625681 | Sep 11, 2006 | Sep 11, 2006 | Southwestern Energy Prod. Co. | Jesse Randolph Odom Gas Unit 1 #12 | 12,500 | 42332135 |
| 623573 | Sep 8, 2006 | Sep 8, 2006 | Dallas Production, Inc. | Hester #1 | 9,000 | 42332127 |
| 624653 | Aug 21, 2006 | Aug 21, 2006 | Southwestern Energy Prod. Co. | Sallie M. Warren Hrs. Gas Unit 1 #13 | 12,400 | 42332132 |
| 624044 | Aug 16, 2006 | Aug 16, 2006 | Map Production Co., Inc. | Morby OU #1 | 9,500 | 42332131 |
| 621581 | Aug 16, 2006 | Aug 16, 2006 | J-W Operating Co. | Cloke #2HH | 15,000 | 42332118 |
| 624013 | Aug 8, 2006 | Aug 8, 2006 | Southwestern Energy Prod. Co. | Kirkpatrick Gas Unit 1 #6 | 12,400 | 42332130 |
| 623850 | Aug 7, 2006 | Aug 7, 2006 | Southwestern Energy Prod. Co. | Kirkpatrick Gas Unit 1 #8 | 12,300 | 42332129 |
| 618194 | Aug 4, 2006 | Aug 4, 2006 | Valence Operating Company | Haralson #1 | 12,500 | 42331825 |