| 545613 | May 12, 2004 | May 12, 2004 | Southwestern Energy Prod. Co. | Smith | Jesse Randolph Odom Gas Unit 1 #2 | 12,500 | 42331773 |
| 545613Amendment | May 12, 2004 | May 12, 2004 | Southwestern Energy Prod. Co. | Smith | Jesse Randolph Odom Gas Unit 1 #2 | 12,500 | 42331773 |
| 545067 | Apr 28, 2004 | Apr 28, 2004 | Southwestern Energy Prod. Co. | Smith | Carrie Matlock Gas Unit 1 #9 | 12,200 | 42331770 |
| 545063 | Apr 28, 2004 | Apr 28, 2004 | Southwestern Energy Prod. Co. | Smith | Arnold Gas Unit 2 #8 | 12,100 | 42331769 |
| 545062 | Apr 28, 2004 | Apr 28, 2004 | Southwestern Energy Prod. Co. | Smith | Barton Gas Unit 1 #2 | 12,300 | 42331768 |
| 544276 | Apr 19, 2004 | Apr 19, 2004 | Southwestern Energy Prod. Co. | Smith | Kickapoo Creek Gas Unit 1 #9 | 12,100 | 42331764 |
| 543062 | Apr 16, 2004 | Apr 16, 2004 | Southwestern Energy Prod. Co. | Smith | Bright Gas Unit 1 #5 | 12,200 | 42331758 |
| 543062Amendment | Apr 16, 2004 | Apr 16, 2004 | Southwestern Energy Prod. Co. | Smith | Bright Gas Unit 1 #5 | 12,200 | 42331758 |
| 544161 | Apr 6, 2004 | Apr 6, 2004 | Southwestern Energy Prod. Co. | Smith | Milton Anderson Gas Unit 1 #10 | 12,000 | 42331763 |
| 544064 | Apr 5, 2004 | Apr 5, 2004 | Southwestern Energy Prod. Co. | Nacogdoches | Irwin, Ben Gas Unit "A" #3 | 12,900 | 34731889 |
| 543064 | Apr 5, 2004 | Apr 5, 2004 | Southwestern Energy Prod. Co. | Smith | Allred Gas Unit 1 #10 | 12,200 | 42331759 |
| 543063 | Apr 5, 2004 | Apr 5, 2004 | Southwestern Energy Prod. Co. | Smith | McMoyle Unit 1 #2 | 12,200 | 42331757 |
| 542824 | Mar 4, 2004 | Mar 4, 2004 | Southwestern Energy Prod. Co. | Shelby | Beckham #2 | 10,900 | 41930918 |
| 542824Amendment | Mar 4, 2004 | Mar 4, 2004 | Southwestern Energy Prod. Co. | Shelby | Beckham Gas Unit 1 #2 | 11,700 | 41930918 |
| 542822 | Mar 4, 2004 | Mar 4, 2004 | Southwestern Energy Prod. Co. | Smith | Shaw Gas Unit 1 #5 | 12,200 | 42331756 |
| 542821 | Mar 4, 2004 | Mar 4, 2004 | Southwestern Energy Prod. Co. | Crane | Cowden, C. B. & B. T. "38" #1 | 6,600 | 10334992 |
| 542821Amendment | Mar 4, 2004 | Mar 4, 2004 | Southwestern Energy Prod. Co. | Crane | Cowden, C. B. & B. T. "38" #1 | 6,600 | 10334992 |
| 542820 | Mar 4, 2004 | Mar 4, 2004 | Southwestern Energy Prod. Co. | Crane | Cowden, C. B. & B. T. "37" #1 | 6,600 | 10334993 |
| 542586 | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Smith | Arnold Gas Unit 1 #8 | 11,950 | 42331752 |
| 542585 | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Smith | P. M. Wilson Heirs Gas Unit 1 #5 | 11,950 | 42331753 |
| 542585Amendment | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Smith | P. M. Wilson Heirs Gas Unit 1 #5 | 12,500 | 42331753 |
| 542584 | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Cherokee | Afton Thrash Unit 1 #2 | 12,200 | 07331095 |
| 542584Amendment | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Cherokee | Afton Thrash Unit 1 #2 | 12,200 | 07331095 |
| 542584Amendment | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Cherokee | Afton Thrash Unit 1 #2 | 12,200 | 07331095 |
| 542584Amendment | Feb 27, 2004 | Feb 27, 2004 | Southwestern Energy Prod. Co. | Cherokee | Afton Thrash Unit 1 #2 | 12,610 | 07331095 |
| 542531 | Feb 26, 2004 | Feb 26, 2004 | Southwestern Energy Prod. Co. | Smith | Shaw Gas Unit 1 #6 | 12,200 | 42331751 |
| 542367 | Feb 23, 2004 | Feb 23, 2004 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit 1 #11 | 12,200 | 42331750 |
| 542319 | Feb 20, 2004 | Feb 20, 2004 | Southwestern Energy Prod. Co. | Smith | Vernon B. Wilson Gas Unit 1 #8 | 12,200 | 42331748 |
| 542219 | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit 1 #9 | 12,200 | 42331746 |
| 542218 | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit 1 #8 | 12,200 | 42331745 |
| 542218Amendment | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit 1 #8 | 12,200 | 42331745 |
| 542217 | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | Jasper Wilson Gas Unit 1 #9 | 12,200 | 42331744 |
| 542217Amendment | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | Jasper Wilson Gas Unit 1 #9 | 12,200 | 42331744 |
| 542217Amendment | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | Jasper Wilson Gas Unit 1 #9 | 12,229 | 42331744 |
| 542216 | Feb 19, 2004 | Feb 19, 2004 | Southwestern Energy Prod. Co. | Smith | Jasper Wison Gas Unit 1 #11 | 12,200 | 42331743 |
| 542028 | Feb 13, 2004 | Feb 13, 2004 | Southwestern Energy Prod. Co. | Smith | Frank M. Burke, Jr. Gas Unit 1 #7 | 12,100 | 42331742 |
| 542027 | Feb 13, 2004 | Feb 13, 2004 | Southwestern Energy Prod. Co. | Crane | Candy Cowden "39" #1 | 9,600 | 10334979 |
| 542026 | Feb 13, 2004 | Feb 13, 2004 | Southwestern Energy Prod. Co. | Smith | Wright Gas Unit #6 | 12,000 | 42331741 |
| 541854 | Feb 9, 2004 | Feb 9, 2004 | Southwestern Energy Prod. Co. | Shelby | Stockman Gas Unit 1 #4 | 10,700 | 41930910 |
| 541720 | Feb 6, 2004 | Feb 6, 2004 | Southwestern Energy Prod. Co. | Smith | Shaw Gas Unit 1 #3 | 12,200 | 42331740 |
| 541720Amendment | Feb 6, 2004 | Feb 6, 2004 | Southwestern Energy Prod. Co. | Smith | Shaw Gas Unit 1 #3 | 12,200 | 42331740 |
| 541486 | Feb 2, 2004 | Feb 2, 2004 | Southwestern Energy Prod. Co. | Smith | Vernon B Wilson Gas Unit 1 #9 | 12,200 | 42331738 |
| 541441 | Jan 30, 2004 | Jan 30, 2004 | Southwestern Energy Prod. Co. | Smith | Carrie Matlock Gas Unit 1 #7 | 12,200 | 42331737 |
| 541440 | Jan 30, 2004 | Jan 30, 2004 | Southwestern Energy Prod. Co. | Smith | Kickapoo Creek Gas Unit 1 #8 | 12,100 | 42331736 |
| 541438 | Jan 30, 2004 | Jan 30, 2004 | Southwestern Energy Prod. Co. | Smith | Frank M. Burke, Jr, Gas Unit 1 #5 | 12,200 | 42331735 |
| 540988 | Jan 21, 2004 | Jan 21, 2004 | Southwestern Energy Prod. Co. | Crane | University of TX "43 1 Oil Unit #1 | 10,200 | 10334972 |
| 556044 | Jan 11, 2004 | Jan 11, 2004 | Southwestern Energy Prod. Co. | Smith | Grady Wilson Gas Unit 1 #8 | 12,300 | 42331897 |
| 540566 | Jan 9, 2004 | Jan 9, 2004 | Southwestern Energy Prod. Co. | Smith | Allred Gas Unit 1 #9 | 12,200 | 42331732 |
| 540565 | Jan 9, 2004 | Jan 9, 2004 | Southwestern Energy Prod. Co. | Smith | Woolf Gas Unit 1 #10 | 11,900 | 42331731 |
| 540451 | Jan 7, 2004 | Jan 7, 2004 | Southwestern Energy Prod. Co. | Smith | Jasper Wilson Gas Unit 1 #8 | 12,250 | 42331725 |
| 540449 | Jan 7, 2004 | Jan 7, 2004 | Southwestern Energy Prod. Co. | Smith | J. F. Ware Gas Unit 1 #8 | 12,200 | 42331726 |
| 540448 | Jan 7, 2004 | Jan 7, 2004 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit #10 | 12,100 | 42331727 |
| 540446 | Jan 7, 2004 | Jan 7, 2004 | Southwestern Energy Prod. Co. | Smith | Woolf Gas Unit 1 #8 | 11,900 | 42331728 |
| 537381 | Nov 21, 2003 | Nov 21, 2003 | Southwestern Energy Prod. Co. | Smith | Barton Gas Unit 1 #1 | 12,250 | 42331696 |
| 538500 | Nov 20, 2003 | Nov 20, 2003 | Southwestern Energy Prod. Co. | Smith | Milton Anderson Gas Unit 1 #8 | 11,950 | 42331713 |
| 538502 | Nov 18, 2003 | Nov 18, 2003 | Southwestern Energy Prod. Co. | Smith | Shaw Gas Unit 1 #2 | 12,200 | 42331711 |
| 538503 | Nov 17, 2003 | Nov 17, 2003 | Southwestern Energy Prod. Co. | Smith | Arnold Gas Unit 2 #6 | 12,100 | 42331710 |
| 538499 | Nov 17, 2003 | Nov 17, 2003 | Southwestern Energy Prod. Co. | Smith | Grady Wilson Gas Unit 1 #5 | 12,200 | 42331714 |
| 538501 | Nov 14, 2003 | Nov 14, 2003 | Southwestern Energy Prod. Co. | Smith | Jackson Gas Unit 1 #7 | 11,900 | 42331712 |
| 538413 | Nov 12, 2003 | Nov 12, 2003 | Southwestern Energy Prod. Co. | Smith | Kickapoo Creek Gas Unit 1 #5 | 12,000 | 42331708 |
| 538412 | Nov 12, 2003 | Nov 12, 2003 | Southwestern Energy Prod. Co. | Smith | Jackson Gas Unit 1 #4 | 12,000 | 42331707 |
| 538411 | Nov 12, 2003 | Nov 12, 2003 | Southwestern Energy Prod. Co. | Smith | Carrie Matlock Gas Unit 1 #5 | 12,200 | 42331706 |
| 538260 | Nov 6, 2003 | Nov 6, 2003 | Southwestern Energy Prod. Co. | Crane | Cowden Ranch "48" #6 | 6,600 | 10334946 |
| 538260Amendment | Nov 6, 2003 | Nov 6, 2003 | Southwestern Energy Prod. Co. | Crane | Cowden Oil Unit 1 #1 | 6,600 | 10334946 |
| 538102 | Nov 3, 2003 | Nov 3, 2003 | Southwestern Energy Prod. Co. | Shelby | Beckham #1 | 10,700 | 41930888 |
| 538113 | Oct 31, 2003 | Oct 31, 2003 | Southwestern Energy Prod. Co. | Crane | Cowden Ranch "49" #3 | 6,600 | 10334945 |
| 537628 | Oct 21, 2003 | Oct 21, 2003 | Southwestern Energy Prod. Co. | Smith | Newsome Unit 1 #3 | 12,200 | 42331701 |
| 537627 | Oct 21, 2003 | Oct 21, 2003 | Southwestern Energy Prod. Co. | Smith | *j. F. Ware Gas Unit 1 #7 | 12,100 | 42331702 |
| 537527 | Oct 16, 2003 | Oct 16, 2003 | Southwestern Energy Prod. Co. | Smith | Jackson Gas Unit 1 #2 | 12,000 | 42331698 |
| 537526 | Oct 16, 2003 | Oct 16, 2003 | Southwestern Energy Prod. Co. | Smith | Vernon B. Wilson Gas Unit 1 #7 | 12,300 | 42331699 |
| 537346 | Oct 9, 2003 | Oct 9, 2003 | Southwestern Energy Prod. Co. | Smith | Kickapoo Creek Gas Unit 1 #7 | 12,250 | 42331695 |
| 537345 | Oct 9, 2003 | Oct 9, 2003 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit 1 #7 | 12,100 | 42331694 |
| 537269 | Oct 9, 2003 | Oct 9, 2003 | Southwestern Energy Prod. Co. | Smith | Chadwick Gas Unit 1 #3 | 12,200 | 42331693 |
| 537123 | Oct 3, 2003 | Oct 3, 2003 | Southwestern Energy Prod. Co. | Smith | Arnold Gas Unit 2 #5 | 12,200 | 42331690 |
| 537121 | Oct 3, 2003 | Oct 3, 2003 | Southwestern Energy Prod. Co. | Smith | J. F. Ware Gas Unit 1 #6 | 12,250 | 42331691 |
| 537119 | Oct 3, 2003 | Oct 3, 2003 | Southwestern Energy Prod. Co. | Smith | Jerry Cross Gas Unit 1 #4 | 12,200 | 42331692 |
| 537026 | Oct 1, 2003 | Oct 1, 2003 | Southwestern Energy Prod. Co. | Smith | Kirkpatrick Gas Unit 1 #2 | 12,500 | 42331688 |
| 536874 | Sep 26, 2003 | Sep 26, 2003 | Southwestern Energy Prod. Co. | Smith | Allred Gas Unit 1 #7 | 12,200 | 42331687 |
| 536873 | Sep 26, 2003 | Sep 26, 2003 | Southwestern Energy Prod. Co. | Smith | Allred Gas Unit 1 #8 | 12,200 | 42331686 |
| 536433 | Sep 15, 2003 | Sep 15, 2003 | Southwestern Energy Prod. Co. | Smith | Shaw Gas Unit 1 #1 | 12,100 | 42331683 |
| 536030 | Sep 3, 2003 | Sep 3, 2003 | Southwestern Energy Prod. Co. | Smith | Duncan Heirs Unit #1HH | 8,400 | 42331679 |
| 536030Amendment | Sep 3, 2003 | Sep 3, 2003 | Southwestern Energy Prod. Co. | Smith | Duncan Heirs Unit #1HH | 8,400 | 42331679 |
| 536029 | Sep 3, 2003 | Sep 3, 2003 | Southwestern Energy Prod. Co. | Smith | Vernon B. Wilson Gas Unit 1 #6 | 12,100 | 42331680 |
| 535753 | Aug 25, 2003 | Aug 25, 2003 | Southwestern Energy Prod. Co. | Smith | Carrie Matlock Gas Unit 1 #6 | 12,300 | 42331676 |
| 535752 | Aug 25, 2003 | Aug 25, 2003 | Southwestern Energy Prod. Co. | Smith | Arnold Gas Unit 1 #7 | 12,300 | 42331675 |
| 535237 | Aug 12, 2003 | Aug 12, 2003 | Southwestern Energy Prod. Co. | Duval | Duval County Ranch Co. -K- #25D | 5,502 | 13111017 |
| 535235 | Aug 12, 2003 | Aug 12, 2003 | Southwestern Energy Prod. Co. | Smith | Roberson #1 | 8,232 | 42331291 |
| 535155 | Aug 11, 2003 | Aug 11, 2003 | Southwestern Energy Prod. Co. | Crane | Cowden Ranch "49" #2 | 6,600 | 10334937 |
| 534327 | Jul 25, 2003 | Jul 25, 2003 | Southwestern Energy Prod. Co. | Smith | Milton Anderson Gas Unit 1 #7 | 12,000 | 42331667 |
| 534328 | Jul 23, 2003 | Jul 23, 2003 | Southwestern Energy Prod. Co. | Smith | Wright Gas Unit 1 #5 | 11,900 | 42331666 |
| 534326 | Jul 23, 2003 | Jul 23, 2003 | Southwestern Energy Prod. Co. | Smith | Vernon B. Wilson Gas Unit 1 #5 | 12,700 | 42331668 |
| 534290 | Jul 17, 2003 | Jul 17, 2003 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit 1 #6 | 12,200 | 42331665 |
| 534065 | Jul 14, 2003 | Jul 14, 2003 | Southwestern Energy Prod. Co. | Smith | McRimmon Gas Unit #5 | 12,200 | 42331664 |
| 533892 | Jul 9, 2003 | Jul 9, 2003 | Southwestern Energy Prod. Co. | Smith | Woolf Gas Unit 1 #9 | 12,000 | 42331662 |
| 533206 | Jun 18, 2003 | Jun 18, 2003 | Southwestern Energy Prod. Co. | Smith | Wright Gas Unit 1 #4 | 11,900 | 42331656 |
| 533205 | Jun 18, 2003 | Jun 18, 2003 | Southwestern Energy Prod. Co. | Smith | Wright Gas Unit 1 #3 | 11,900 | 42331657 |
| 532773 | Jun 6, 2003 | Jun 6, 2003 | Southwestern Energy Prod. Co. | Smith | Woolf Gas Unit 1 #6 | 12,000 | 42331653 |
| 531891 | May 20, 2003 | May 20, 2003 | Southwestern Energy Prod. Co. | Smith | Allred Gas Unit 1 #6 | 12,200 | 42331651 |
| 531890 | May 14, 2003 | May 14, 2003 | Southwestern Energy Prod. Co. | Smith | Jasper Wilson Gas Unit 1 #7 | 12,200 | 42331650 |
| 531796 | May 14, 2003 | May 14, 2003 | Southwestern Energy Prod. Co. | Smith | Arnold Gas Unit 1 #6 | 11,900 | 42331646 |