| 420681 | Jan 31, 1994 | Jan 31, 1994 | Sonat Exploration Company -Tyler | Newton | Brown-Donner a-1166 Unit #1HH | 15,000 | 35130590 |
| 420605 | Jan 27, 1994 | Jan 27, 1994 | Sonat Exploration Company -Tyler | Leon | Hunter Gas Unit #5 | 15,000 | 28931203 |
| 420492 | Jan 24, 1994 | Jan 24, 1994 | Sonat Exploration Company -Tyler | Panola | Porter, Richard #3 | 8,200 | 36532048 |
| 420181 | Jan 13, 1994 | Jan 13, 1994 | Sonat Exploration Company -Tyler | Newton | Csu Unit A-905 #1H | 11,000 | 35130588 |
| 420142Amendment | Jan 13, 1994 | Jan 13, 1994 | Sonat Exploration Company -Tyler | Sabine | Arco Fee "a" Unit #4H | 8,650 | 40330369 |
| 420133 | Jan 12, 1994 | Jan 12, 1994 | Sonat Exploration Company -Tyler | Freestone | Stiles-Baggett Unit #1 | 11,556 | 16130603 |
| 420005 | Jan 7, 1994 | Jan 7, 1994 | Sonat Exploration Company -Tyler | Newton | Donner-Brown Unit A-1161 #1H | 11,800 | 35130587 |
| 420005Amendment | Jan 7, 1994 | Jan 7, 1994 | Sonat Exploration Company -Tyler | Newton | Donner-Brown Unit A-1161 #1H | 11,810 | 35130587 |
| 420004 | Jan 7, 1994 | Jan 7, 1994 | Sonat Exploration Company -Tyler | Freestone | West, Lee Roy #1 | 10,060 | 16131171 |
| 419741 | Dec 29, 1993 | Dec 29, 1993 | Sonat Exploration Company -Tyler | Newton | Champion Int'l. Unit A-1148 #1H | 11,636 | 35130586 |
| 419741Amendment | Dec 29, 1993 | Dec 29, 1993 | Sonat Exploration Company -Tyler | Newton | Champion Int'l. Unit A-1148 #1H | 11,636 | 35130586 |
| 419478 | Dec 20, 1993 | Dec 20, 1993 | Sonat Exploration Company -Tyler | Harrison | Haddad 1 #2 | 6,500 | 20331793 |
| 417664 | Dec 17, 1993 | Dec 17, 1993 | Sonat Exploration Company -Tyler | Panola | United Gas Pipeline Co. #2 | 6,815 | 36532227 |
| 419235 | Dec 10, 1993 | Dec 10, 1993 | Sonat Exploration Company -Tyler | Newton | Champion Int'l Unit A-1141 #1H | 12,100 | 35130584 |
| 419134 | Dec 8, 1993 | Dec 8, 1993 | Sonat Exploration Company -Tyler | Freestone | Sneed #4 | 12,300 | 16131230 |
| 419093 | Dec 7, 1993 | Dec 7, 1993 | Sonat Exploration Company -Tyler | Panola | Payne #3 | 7,000 | 36532906 |
| 418671Amendment | Nov 24, 1993 | Nov 24, 1993 | Sonat Exploration Company -Tyler | Gregg | Sharpe, Dot #1 | 7,800 | 18331071 |
| 418119 | Nov 10, 1993 | Nov 10, 1993 | Sonat Exploration Company -Tyler | Newton | Hall Unit #1H | 11,750 | 35130581 |
| 418119Amendment | Nov 10, 1993 | Nov 10, 1993 | Sonat Exploration Company -Tyler | Newton | Hall Unit #1H | 11,750 | 35130581 |
| 418084 | Nov 9, 1993 | Nov 9, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack #5 | 8,000 | 40132498 |
| 417550 | Oct 26, 1993 | Oct 26, 1993 | Sonat Exploration Company -Tyler | Harrison | Rudd-Youngblood #1 | 6,435 | 20331619 |
| 417549 | Oct 26, 1993 | Oct 26, 1993 | Sonat Exploration Company -Tyler | Harrison | Phillips-Rudd #1 | 6,515 | 20331685 |
| 417358 | Oct 21, 1993 | Oct 21, 1993 | Sonat Exploration Company -Tyler | Zapata | Salinas, Octavio Gas Unit #3 | 8,400 | 50533107 |
| 417159 | Oct 15, 1993 | Oct 15, 1993 | Sonat Exploration Company -Tyler | Panola | Black, C. O. #4 | 10,000 | 36532880 |
| 417053 | Oct 13, 1993 | Oct 13, 1993 | Sonat Exploration Company -Tyler | Sabine | Lemoine #1H | 8,700 | 40330367 |
| 416806 | Oct 6, 1993 | Oct 6, 1993 | Sonat Exploration Company -Tyler | Gregg | Evans, M. W. #1 | 10,800 | 18331056 |
| 416736 | Oct 5, 1993 | Oct 5, 1993 | Sonat Exploration Company -Tyler | Zapata | Salinas, Octavio Gas Unit #2 | 8,400 | 50533100 |
| 415459Amendment | Sep 29, 1993 | Sep 29, 1993 | Sonat Exploration Company -Tyler | Rusk | Leverette #1 | 11,200 | 40132473 |
| 410147 | Sep 29, 1993 | Sep 29, 1993 | Sonat Exploration Company -Tyler | Freestone | Hunt, N. B. #2 | 10,250 | 16131203 |
| 410147Amendment | Sep 29, 1993 | Sep 29, 1993 | Sonat Exploration Company -Tyler | Freestone | N. B. Hunt Unit GU 1 #2 | 10,250 | 16131203 |
| 415279 | Aug 23, 1993 | Aug 23, 1993 | Sonat Exploration Company -Tyler | Panola | Guidry #1 | 8,890 | 36532298 |
| 415128 | Aug 20, 1993 | Aug 20, 1993 | Sonat Exploration Company -Tyler | Polk | Carter #1 | 15,500 | 37330802 |
| 415127 | Aug 20, 1993 | Aug 20, 1993 | Sonat Exploration Company -Tyler | Leon | Savage Gas Unit #6 | 10,500 | 28931192 |
| 415127Amendment | Aug 20, 1993 | Aug 20, 1993 | Sonat Exploration Company -Tyler | Leon | Savage Gas Unit #6 | 10,500 | 28931192 |
| 415075 | Aug 19, 1993 | Aug 19, 1993 | Sonat Exploration Company -Tyler | Freestone | Glanton #1 | 11,500 | 16131221 |
| 415075Amendment | Aug 19, 1993 | Aug 19, 1993 | Sonat Exploration Company -Tyler | Freestone | Glanton #1 | 11,500 | 16131221 |
| 414156 | Jul 22, 1993 | Jul 22, 1993 | Sonat Exploration Company -Tyler | Jasper | Browndell #1H | 9,300 | 24130549 |
| 414079 | Jul 20, 1993 | Jul 20, 1993 | Sonat Exploration Company -Tyler | Newton | Champion Int'l. Unit A-10 #2H | 11,700 | 35130572 |
| 414079Amendment | Jul 20, 1993 | Jul 20, 1993 | Sonat Exploration Company -Tyler | Newton | Champion Int'l. Unit A-20 #2H | 11,700 | 35130572 |
| 413484 | Jul 19, 1993 | Jul 19, 1993 | Sonat Exploration Company -Tyler | Panola | Pipkin, Earnest #1 | 6,451 | 36500130 |
| 413645 | Jul 8, 1993 | Jul 8, 1993 | Sonat Exploration Company -Tyler | Leon | Varibus #5 | 10,500 | 28931187 |
| 413244 | Jun 28, 1993 | Jun 28, 1993 | Sonat Exploration Company -Tyler | Houston | Williams #3 | 10,830 | 22530472 |
| 413169 | Jun 24, 1993 | Jun 24, 1993 | Sonat Exploration Company -Tyler | Newton | Champion Int'l. Unit A-1159 #1H | 11,950 | 35130571 |
| 412888 | Jun 16, 1993 | Jun 16, 1993 | Sonat Exploration Company -Tyler | Harrison | Falconer-Key #2 | 10,200 | 20332208 |
| 412849 | Jun 15, 1993 | Jun 15, 1993 | Sonat Exploration Company -Tyler | Harrison | Whitfield, Zora #1 | 6,475 | 20301955 |
| 412747 | Jun 11, 1993 | Jun 11, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack "C" #1 | 8,000 | 40132464 |
| 412745 | Jun 11, 1993 | Jun 11, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack "B" #1 | 8,000 | 40132465 |
| 412745Amendment | Jun 11, 1993 | Jun 11, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack #3 | 8,000 | 40132465 |
| 411969 | Jun 11, 1993 | Jun 11, 1993 | Sonat Exploration Company -Tyler | Rusk | Vida Groom G.U. #1 | 11,200 | 40132462 |
| 412693 | Jun 9, 1993 | Jun 9, 1993 | Sonat Exploration Company -Tyler | Rusk | Tom Lacy et al Oil Unit 2 #3 | 4,000 | 40132463 |
| 412413 | Jun 3, 1993 | Jun 3, 1993 | Sonat Exploration Company -Tyler | Panola | Black, Vera #5 | 10,000 | 36532816 |
| 412412 | Jun 3, 1993 | Jun 3, 1993 | Sonat Exploration Company -Tyler | Panola | Black, Vera #6 | 10,000 | 36532817 |
| 412009 | May 21, 1993 | May 21, 1993 | Sonat Exploration Company -Tyler | Harrison | Smith, T.P. 'C' Estate #7 | 6,500 | 20332207 |
| 412009Amendment | May 21, 1993 | May 21, 1993 | Sonat Exploration Company -Tyler | Harrison | Smith, T.P. 'C' Estate #7 | 6,500 | 20332207 |
| 412009Amendment | May 21, 1993 | May 21, 1993 | Sonat Exploration Company -Tyler | Harrison | Smith, T.P. 'C' Estate #7 | 6,500 | 20332207 |
| 410715 | May 21, 1993 | May 21, 1993 | Sonat Exploration Company -Tyler | Rusk | Kangerga-Prior #2 | 4,000 | 40132456 |
| 411970 | May 20, 1993 | May 20, 1993 | Sonat Exploration Company -Tyler | Newton | Champion International Unit A-20 #1H | 10,875 | 35130569 |
| 411970Amendment | May 20, 1993 | May 20, 1993 | Sonat Exploration Company -Tyler | Newton | Champion International Unit A-20 #1H | 11,150 | 35130569 |
| 411655 | May 13, 1993 | May 13, 1993 | Sonat Exploration Company -Tyler | San Augustine | Needmore Park #1H | 8,800 | 40530153 |
| 411655Amendment | May 13, 1993 | May 13, 1993 | Sonat Exploration Company -Tyler | San Augustine | Needmore Park #1H | 8,954 | 40530153 |
| 411224 | Apr 30, 1993 | Apr 30, 1993 | Sonat Exploration Company -Tyler | Freestone | Hunter Gas Unit #4 | 10,500 | 16131212 |
| 411118 | Apr 27, 1993 | Apr 27, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack A #1 | 8,000 | 40132458 |
| 411118Amendment | Apr 27, 1993 | Apr 27, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack A #1 | 8,000 | 40132458 |
| 411118Amendment | Apr 27, 1993 | Apr 27, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack #2 | 8,000 | 40132458 |
| 410638 | Apr 9, 1993 | Apr 9, 1993 | Sonat Exploration Company -Tyler | Gregg | Hamby Heris GU 1 #4 | 11,200 | 18331018 |
| 410637 | Apr 9, 1993 | Apr 9, 1993 | Sonat Exploration Company -Tyler | Panola | Payne #2 | 7,000 | 36532805 |
| 410636 | Apr 9, 1993 | Apr 9, 1993 | Sonat Exploration Company -Tyler | Harrison | T.P. Smith Estate 'C' #6 | 6,500 | 20332202 |
| 410636Amendment | Apr 9, 1993 | Apr 9, 1993 | Sonat Exploration Company -Tyler | Harrison | Smith, T. P. Estate 'C' #6 | 6,500 | 20332202 |
| 410604 | Apr 8, 1993 | Apr 8, 1993 | Sonat Exploration Company -Tyler | Freestone | Moore #1 | 10,500 | 16131209 |
| 410604Amendment | Apr 8, 1993 | Apr 8, 1993 | Sonat Exploration Company -Tyler | Freestone | Moore #1 | 10,500 | 16131209 |
| 410604Amendment | Apr 8, 1993 | Apr 8, 1993 | Sonat Exploration Company -Tyler | Freestone | Moore #1 | 10,500 | 16131209 |
| 410551 | Apr 7, 1993 | Apr 7, 1993 | Sonat Exploration Company -Tyler | Gregg | Hamby Heirs GU 2 #2 | 11,200 | 18331017 |
| 410551Amendment | Apr 7, 1993 | Apr 7, 1993 | Sonat Exploration Company -Tyler | Gregg | Hamby Heirs GU 2 #2 | 11,200 | 18331017 |
| 409820 | Apr 6, 1993 | Apr 6, 1993 | Sonat Exploration Company -Tyler | Panola | Willey, Louis #1 | 6,497 | 36531620 |
| 410365 | Mar 31, 1993 | Mar 31, 1993 | Sonat Exploration Company -Tyler | Gregg | Hamby Heirs GU 1 #3 | 11,200 | 18331014 |
| 410365Amendment | Mar 31, 1993 | Mar 31, 1993 | Sonat Exploration Company -Tyler | Gregg | Hamby Heirs GU 1 #3 | 11,200 | 18331014 |
| 410318 | Mar 30, 1993 | Mar 30, 1993 | Sonat Exploration Company -Tyler | Rusk | Childress Gas Unit 2 #5 | 7,750 | 40132453 |
| 410148 | Mar 24, 1993 | Mar 24, 1993 | Sonat Exploration Company -Tyler | Harrison | Smith, T.P. Estate 'C' #2 | 9,800 | 20332160 |
| 409921 | Mar 16, 1993 | Mar 16, 1993 | Sonat Exploration Company -Tyler | Harrison | Furrh-McDaniel #1 | 6,700 | 20331613 |
| 409538 | Mar 4, 1993 | Mar 4, 1993 | Sonat Exploration Company -Tyler | Harrison | Hammond Estate #5 | 6,400 | 20332196 |
| 409473 | Mar 2, 1993 | Mar 2, 1993 | Sonat Exploration Company -Tyler | Freestone | Worthy 'A' #1 | 10,250 | 16131201 |
| 409398 | Feb 26, 1993 | Feb 26, 1993 | Sonat Exploration Company -Tyler | Shelby | O. L. Guy Travis Peak Unit #8 | 8,000 | 41930680 |
| 409313 | Feb 24, 1993 | Feb 24, 1993 | Sonat Exploration Company -Tyler | Shelby | Pickering Lumber Co. 'B' #13 | 8,000 | 41930658 |
| 409312 | Feb 24, 1993 | Feb 24, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack #1 | 8,000 | 40132450 |
| 409312Amendment | Feb 24, 1993 | Feb 24, 1993 | Sonat Exploration Company -Tyler | Rusk | Slack #1 | 8,000 | 40132450 |
| 408969 | Feb 12, 1993 | Feb 12, 1993 | Sonat Exploration Company -Tyler | Jasper | Sonat - Cummings SWD #1 | 5,800 | 24130528 |
| 408968 | Feb 12, 1993 | Feb 12, 1993 | Sonat Exploration Company -Tyler | Jasper | Arco/Black Stone Fee 2 #2H | 9,320 | 24130527 |
| 408968Amendment | Feb 12, 1993 | Feb 12, 1993 | Sonat Exploration Company -Tyler | Jasper | Arco/Black Stone Fee 2 #2H | 9,320 | 24130527 |
| 408968Amendment | Feb 12, 1993 | Feb 12, 1993 | Sonat Exploration Company -Tyler | Jasper | Arco/Black Stone Fee 2 #2H | 9,410 | 24130527 |
| 408967 | Feb 12, 1993 | Feb 12, 1993 | Sonat Exploration Company -Tyler | Sabine | Arco Fee #2H | 9,150 | 40330363 |
| 408967Amendment | Feb 12, 1993 | Feb 12, 1993 | Sonat Exploration Company -Tyler | Sabine | Arco Fee #2H | 9,150 | 40330363 |
| 408811 | Feb 5, 1993 | Feb 5, 1993 | Sonat Exploration Company -Tyler | Newton | Champion International Unit #2H | 10,650 | 35130559 |
| 408811Amendment | Feb 5, 1993 | Feb 5, 1993 | Sonat Exploration Company -Tyler | Newton | Champion International Unit #2H | 10,650 | 35130559 |
| 408811Amendment | Feb 5, 1993 | Feb 5, 1993 | Sonat Exploration Company -Tyler | Newton | Champion International Unit #2H | 10,931 | 35130559 |
| 407780 | Feb 4, 1993 | Feb 4, 1993 | Sonat Exploration Company -Tyler | Harrison | Key #1 | 10,200 | 20332192 |
| 408206 | Jan 19, 1993 | Jan 19, 1993 | Sonat Exploration Company -Tyler | Panola | Chandler Heirs #4 | 9,130 | 36532446 |
| 407947 | Jan 7, 1993 | Jan 7, 1993 | Sonat Exploration Company -Tyler | Harrison | Cox #3 | 10,500 | 20332193 |
| 407947Amendment | Jan 7, 1993 | Jan 7, 1993 | Sonat Exploration Company -Tyler | Harrison | Cox #3 | 10,500 | 20332193 |
| 407946 | Jan 7, 1993 | Jan 7, 1993 | Sonat Exploration Company -Tyler | Madison | Vick, M.Y. #5 | 9,540 | 31330453 |
| 407441 | Dec 18, 1992 | Dec 18, 1992 | Sonat Exploration Company -Tyler | Panola | Roquemore, Nannie #3 | 8,000 | 36531994 |