| 394684 | Dec 4, 1991 | Dec 4, 1991 | Tex/Con Oil & Gas Company | Runnels | Gottschalk, Dorothy #1 | 4,500 | 39934172 |
| 393831 | Nov 12, 1991 | Nov 12, 1991 | Tex/Con Oil & Gas Company | Wharton | Harfst #8 | 3,200 | 48133536 |
| 393831Amendment | Nov 12, 1991 | Nov 12, 1991 | Tex/Con Oil & Gas Company | Wharton | Harfst #8 | 5,100 | 48133536 |
| 393830 | Nov 12, 1991 | Nov 12, 1991 | Tex/Con Oil & Gas Company | Wharton | Duson #4 | 5,200 | 48133535 |
| 393389 | Oct 29, 1991 | Oct 29, 1991 | Tex/Con Oil & Gas Company | Lavaca | Wilbur #1 | 10,500 | 28532127 |
| 392811 | Oct 29, 1991 | Oct 29, 1991 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #68 | 5,300 | 43332742 |
| 392739 | Oct 10, 1991 | Oct 10, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #T 3 | 7,300 | 21532048 |
| 392739Amendment | Oct 10, 1991 | Oct 10, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #T 3 | 7,250 | 21532048 |
| 392487 | Oct 3, 1991 | Oct 3, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. Etal #20 | 7,512 | 21531873 |
| 392487Amendment | Oct 3, 1991 | Oct 3, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. et Al #20D | 7,512 | 21531873 |
| 392486 | Oct 3, 1991 | Oct 3, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. et Al #38 | 7,590 | 21531926 |
| 391836 | Sep 12, 1991 | Sep 12, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #39 | 7,932 | 21531934 |
| 391565 | Sep 6, 1991 | Sep 6, 1991 | Tex/Con Oil & Gas Company | Glasscock | Atkinson, W.B. "B" #5 | 8,442 | 17331239 |
| 391568 | Sep 5, 1991 | Sep 5, 1991 | Tex/Con Oil & Gas Company | Glasscock | Atkinson, W.B. "A" #5 | 8,400 | 17331238 |
| 391410 | Sep 3, 1991 | Sep 3, 1991 | Tex/Con Oil & Gas Company | Glasscock | Bigby #1701 | 8,420 | 17332161 |
| 391371 | Aug 29, 1991 | Aug 29, 1991 | Tex/Con Oil & Gas Company | Hopkins | Kendrick, Lawyer #3 | 4,500 | 22330448 |
| 391370 | Aug 29, 1991 | Aug 29, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #32 | 7,500 | 21531903 |
| 391370Amendment | Aug 29, 1991 | Aug 29, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #32D | 6,550 | 21531903 |
| 391119 | Aug 22, 1991 | Aug 22, 1991 | Tex/Con Oil & Gas Company | Hopkins | Livingston, L.H. #6 | 4,500 | 22330446 |
| 391118 | Aug 22, 1991 | Aug 22, 1991 | Tex/Con Oil & Gas Company | Hopkins | Livingston, L.H. #7 | 4,500 | 22330447 |
| 391116 | Aug 22, 1991 | Aug 22, 1991 | Tex/Con Oil & Gas Company | Hopkins | Coker, W.H. #4 | 4,500 | 22330449 |
| 391115 | Aug 22, 1991 | Aug 22, 1991 | Tex/Con Oil & Gas Company | Hopkins | Ford-Simms #2 | 4,500 | 22330450 |
| 391111 | Aug 21, 1991 | Aug 21, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. et Al #43 | 7,900 | 21531964 |
| 391111Amendment | Aug 21, 1991 | Aug 21, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. et Al #43 | 6,100 | 21531964 |
| 391109 | Aug 21, 1991 | Aug 21, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. et Al #21 | 7,900 | 21531860 |
| 391109Amendment | Aug 21, 1991 | Aug 21, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W.L. et Al #21 | 7,900 | 21531860 |
| 390544 | Aug 5, 1991 | Aug 5, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #42 | 7,500 | 21531967 |
| 390544Amendment | Aug 5, 1991 | Aug 5, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #42 | 7,500 | 21531967 |
| 390543 | Aug 5, 1991 | Aug 5, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #40 | 8,800 | 21531940 |
| 390543Amendment | Aug 5, 1991 | Aug 5, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #40 | 8,800 | 21531940 |
| 390543Amendment | Aug 5, 1991 | Aug 5, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #40 | 6,400 | 21531940 |
| 390461 | Aug 1, 1991 | Aug 1, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #T 2 | 7,500 | 21532040 |
| 390461Amendment | Aug 1, 1991 | Aug 1, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #T 2 | 7,500 | 21532040 |
| 390460 | Aug 1, 1991 | Aug 1, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #T 1 | 6,500 | 21532039 |
| 390460Amendment | Aug 1, 1991 | Aug 1, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Goldston, W. L. et Al #T 1 | 6,500 | 21532039 |
| 389459 | Jul 8, 1991 | Jul 8, 1991 | Tex/Con Oil & Gas Company | Hopkins | Dermont Foster #5 | 13,609 | 22300387 |
| 389602 | Jul 5, 1991 | Jul 5, 1991 | Tex/Con Oil & Gas Company | De Witt | Keseling, L.L. #1 | 10,400 | 12331695 |
| 387967 | Jun 28, 1991 | Jun 28, 1991 | Tex/Con Oil & Gas Company | Glasscock | Bryans, J.C. "B" #9 | 8,520 | 17331438 |
| 388946 | Jun 13, 1991 | Jun 13, 1991 | Tex/Con Oil & Gas Company | Hidalgo | Betancourt, Adela #1 | 9,000 | 21532035 |
| 388361 | May 29, 1991 | May 29, 1991 | Tex/Con Oil & Gas Company | Glasscock | Davenport, R. S. "A" #9 | 6,950 | 17300889 |
| 388104 | May 22, 1991 | May 22, 1991 | Tex/Con Oil & Gas Company | Hopkins | Drillar Bozeman #1A | 8,162 | 22300363 |
| 387235 | Apr 29, 1991 | Apr 29, 1991 | Tex/Con Oil & Gas Company | Colorado | R.D.F. #1 | 6,700 | 08931834 |
| 386634 | Apr 11, 1991 | Apr 11, 1991 | Tex/Con Oil & Gas Company | Dimmit | Whataburger #1H | 10,930 | 12733000 |
| 386634Amendment | Apr 11, 1991 | Apr 11, 1991 | Tex/Con Oil & Gas Company | Dimmit | Whataburger #1H | 10,930 | 12733000 |
| 386514 | Apr 8, 1991 | Apr 8, 1991 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #47 A | 5,050 | 43332698 |
| 386363 | Apr 4, 1991 | Apr 4, 1991 | Tex/Con Oil & Gas Company | Colorado | Engstrom #4 | 6,950 | 08931830 |
| 385678 | Mar 14, 1991 | Mar 14, 1991 | Tex/Con Oil & Gas Company | Stonewall | East River Unit #54 | 5,211 | 43300788 |
| 382902 | Dec 27, 1990 | Dec 27, 1990 | Tex/Con Oil & Gas Company | Scurry | Odom, R. H. Jr. #3 | 7,400 | 41533118 |
| 382902Amendment | Dec 27, 1990 | Dec 27, 1990 | Tex/Con Oil & Gas Company | Scurry | Odom, R. H. Jr. #3 | 7,400 | 41533118 |
| 382650 | Dec 20, 1990 | Dec 20, 1990 | Tex/Con Oil & Gas Company | Hidalgo | Pedraza #1 | 9,000 | 21532010 |
| 382650Amendment | Dec 20, 1990 | Dec 20, 1990 | Tex/Con Oil & Gas Company | Hidalgo | Pedraza #1 | 8,700 | 21532010 |
| 379199 | Oct 10, 1990 | Oct 10, 1990 | Tex/Con Oil & Gas Company | Pecos | Canon 62 #4 | 10,800 | 37135136 |
| 376565 | Aug 14, 1990 | Aug 14, 1990 | Tex/Con Oil & Gas Company | Colorado | Cranz #1 | 15,979 | 08931604 |
| 376565Amendment | Aug 14, 1990 | Aug 14, 1990 | Tex/Con Oil & Gas Company | Colorado | Cranz #1 | 15,979 | 08931604 |
| 375540 | Jul 16, 1990 | Jul 16, 1990 | Tex/Con Oil & Gas Company | Glasscock | Bryans, J. C. "B" #6 | 8,515 | 17331270 |
| 375539 | Jul 16, 1990 | Jul 16, 1990 | Tex/Con Oil & Gas Company | Glasscock | Bryans, J. C. "B" #8 | 8,495 | 17331279 |
| 375537 | Jul 16, 1990 | Jul 16, 1990 | Tex/Con Oil & Gas Company | Glasscock | Davenport, R. S. "A" #15 | 8,607 | 17300904 |
| 375536 | Jul 16, 1990 | Jul 16, 1990 | Tex/Con Oil & Gas Company | Glasscock | Bryans, J. C. "B" #10 | 8,550 | 17331764 |
| 375538 | Jul 13, 1990 | Jul 13, 1990 | Tex/Con Oil & Gas Company | Glasscock | Bryans, M. V. "C" #5 | 8,500 | 17331166 |
| 375535 | Jul 13, 1990 | Jul 13, 1990 | Tex/Con Oil & Gas Company | Glasscock | Cauble, D. J. #7 | 8,349 | 17331137 |
| 374951 | Jun 27, 1990 | Jun 27, 1990 | Tex/Con Oil & Gas Company | Brown | Groves #406 | 1,435 | 04934537 |
| 374590 | Jun 18, 1990 | Jun 18, 1990 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #21 | 5,105 | 43301616 |
| 374589 | Jun 18, 1990 | Jun 18, 1990 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #31 | 5,213 | 43331625 |
| 372629 | Apr 26, 1990 | Apr 26, 1990 | Tex/Con Oil & Gas Company | Haskell | East River Unit #26 | 5,197 | 20700500 |
| 372123 | Apr 12, 1990 | Apr 12, 1990 | Tex/Con Oil & Gas Company | Reagan | Spraberry Driver Unit #886 | 8,100 | 38334005 |
| 372122 | Apr 12, 1990 | Apr 12, 1990 | Tex/Con Oil & Gas Company | Glasscock | Spraberry Driver Unit #885 | 8,100 | 17332127 |
| 372122Amendment | Apr 12, 1990 | Apr 12, 1990 | Tex/Con Oil & Gas Company | Glasscock | Spraberry Driver Unit #885 | 8,100 | 17332127 |
| 372121 | Apr 12, 1990 | Apr 12, 1990 | Tex/Con Oil & Gas Company | Glasscock | Spraberry Driver Unit #888 | 8,100 | 17332128 |
| 372120 | Apr 12, 1990 | Apr 12, 1990 | Tex/Con Oil & Gas Company | Glasscock | Spraberry Driver Unit #884 | 8,100 | 17332126 |
| 371304 | Mar 22, 1990 | Mar 22, 1990 | Tex/Con Oil & Gas Company | Colorado | Epc 1A Gas Unit #1 | 16,000 | 08931786 |
| 371303 | Mar 22, 1990 | Mar 22, 1990 | Tex/Con Oil & Gas Company | Lavaca | Baber #1 | 16,000 | 28531766 |
| 369071 | Jan 25, 1990 | Jan 25, 1990 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #37A | 5,300 | 43332588 |
| 369070 | Jan 25, 1990 | Jan 25, 1990 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #18 | 5,300 | 43332587 |
| 369068 | Jan 25, 1990 | Jan 25, 1990 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #67 | 5,300 | 43332586 |
| 368973 | Jan 23, 1990 | Jan 23, 1990 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #66 | 5,300 | 43332585 |
| 367926Amendment | Dec 22, 1989 | Dec 22, 1989 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #47 | 4,994 | 43300817 |
| 367253Amendment | Dec 5, 1989 | Dec 5, 1989 | Tex/Con Oil & Gas Company | Stonewall | Southwest River Unit #26 | 5,300 | 43332570 |
| 351071Amendment | Sep 12, 1988 | Sep 12, 1988 | Tex/Con Oil & Gas Company | Glasscock | Calvin Dean Unit #103 | 8,600 | 17300856 |
| 332988Amendment | Jul 29, 1987 | Jul 29, 1987 | Tex/Con Oil & Gas Company | Brown | Sullivan, Ben A #1AT | 2,200 | 04930579 |