| 368712 | Jan 16, 1990 | Jan 16, 1990 | United Oil & Minerals, Inc. | Silas #1 | 7,500 | 05133035 |
| 368279 | Jan 5, 1990 | Jan 5, 1990 | United Oil & Minerals, Inc. | Candace #1H | 7,600 | 05133034 |
| 368148 | Jan 5, 1990 | Jan 5, 1990 | Landmark Exploration Inc. | Jynnifer #1H | 8,650 | 05132563 |
| 368065 | Dec 28, 1989 | Dec 28, 1989 | Argent Petroleum Corporation | Pecan Valley "R" #1 | 8,150 | 05132793 |
| 367643 | Dec 21, 1989 | Dec 21, 1989 | Central Plains Oil&gas Corp. (A) | Wood-Houston #1 | 3,700 | 05133030 |
| 367621 | Dec 13, 1989 | Dec 13, 1989 | Union Pacific Resources Company | F.P. Mosley Unit #1H | 12,300 | 05133028 |
| 367621Amendment | Dec 13, 1989 | Dec 13, 1989 | Union Pacific Resources Company | J. Opperman Unit #1H | 12,300 | 05133028 |
| 367620 | Dec 13, 1989 | Dec 13, 1989 | Union Pacific Resources Company | Haisler, Anton F. #2H | 11,500 | 05133029 |
| 366996 | Dec 4, 1989 | Dec 4, 1989 | Amoco Production Company | Tarver, Willie Lee #1 | 8,280 | 05131960 |
| 367133 | Dec 1, 1989 | Dec 1, 1989 | United Oil & Minerals, Inc. | Bernice #1 | 8,500 | 05133027 |
| 367002 | Nov 28, 1989 | Nov 28, 1989 | Amoco Production Company | Skrivaek, Joseph J. Jr. #1 | 7,891 | 05131891 |
| 367002Amendment | Nov 28, 1989 | Nov 28, 1989 | Amoco Production Company | Skrivaek, Joseph J. Jr. #1 | 7,891 | 05131891 |
| 366275 | Nov 9, 1989 | Nov 9, 1989 | Union Pacific Resources Company | Annie Vavra Unit #1 | 8,779 | 05130868 |
| 366140 | Nov 7, 1989 | Nov 7, 1989 | Union Pacific Resources Company | Schultz, Herman #4H | 11,000 | 05133025 |
| 366140Amendment | Nov 7, 1989 | Nov 7, 1989 | Union Pacific Resources Company | Schultz, Herman #4H | 9,657 | 05133025 |
| 366137 | Nov 7, 1989 | Nov 7, 1989 | Union Pacific Resources Company | Marek, Dennis #1H | 10,450 | 05133024 |
| 365670 | Oct 26, 1989 | Oct 26, 1989 | Union Pacific Resources Company | Drgac, Frank #1 | 8,220 | 05131865 |
| 365256 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | L.W. Brinkman "C" Unit #1 | 8,613 | 05131956 |
| 365253 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | Lightsey, D.D. #1 | 8,188 | 05131466 |
| 365252 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | Wallace, Lenwood #1 | 9,080 | 05131032 |
| 365251 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | Steck, Dorothy #1 | 8,060 | 05131492 |
| 365248 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | Lightsey, Walter #1 | 7,814 | 05131328 |
| 365247 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | Kocurek, L. J. #1 | 8,614 | 05130612 |
| 365246 | Oct 17, 1989 | Oct 17, 1989 | Union Pacific Resources Company | Woodrow Worthington #1 | 7,980 | 05131258 |
| 364842 | Oct 6, 1989 | Oct 6, 1989 | Union Pacific Resources Company | Lightsey, Walter #2H | 9,600 | 05133023 |
| 364564 | Sep 29, 1989 | Sep 29, 1989 | Union Pacific Resources Company | Lydia Sebesta Unit #1 | 8,190 | 05131429 |
| 364563 | Sep 29, 1989 | Sep 29, 1989 | Union Pacific Resources Company | Anton Knesek Unit #1 | 8,460 | 05131698 |
| 364151 | Sep 25, 1989 | Sep 25, 1989 | Sage Energy Company | Birch Creek A #3 | 9,480 | 05131331 |
| 363912 | Sep 13, 1989 | Sep 13, 1989 | Union Pacific Resources Company | Rubach, Lydia #1H | 11,500 | 05133022 |
| 363185 | Sep 13, 1989 | Sep 13, 1989 | Senora Resources, Inc. | Sealy #1 | 12,232 | 05132776 |
| 363855 | Sep 12, 1989 | Sep 12, 1989 | United Oil & Minerals, Inc. | Robertson #1 | 8,870 | 05130787 |
| 363261 | Aug 31, 1989 | Aug 31, 1989 | Crescent Exploration Company | Farmer #4 | 4,100 | 05133021 |
| 363128 | Aug 23, 1989 | Aug 23, 1989 | Union Pacific Resources Company | Ervin B. Flencher Unit #1 | 9,460 | 05131355 |
| 363096 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Lange, William A. #1 | 8,550 | 05130842 |
| 363093 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Helmus Loehr Unit #1 | 7,895 | 05131572 |
| 363092 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Brinkman, J. "a" Unit #1 | 8,688 | 05131798 |
| 363091 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Goodson, J.F. #1 | 8,298 | 05130699 |
| 362904 | Aug 21, 1989 | Aug 21, 1989 | Bar-Mac Investments Inc. | Blaha #1 | 4,600 | 05133020 |
| 362808 | Aug 16, 1989 | Aug 16, 1989 | Union Pacific Resources Company | Calvin, T.L. #2 | 8,615 | 05131902 |
| 362807 | Aug 16, 1989 | Aug 16, 1989 | Union Pacific Resources Company | Haisler, Anton F. #1 | 8,841 | 05131758 |
| 362806 | Aug 16, 1989 | Aug 16, 1989 | Union Pacific Resources Company | Calvin, James R. #1 | 8,720 | 05131268 |
| 362616 | Aug 10, 1989 | Aug 10, 1989 | Union Pacific Resources Company | Stefka #1H | 11,200 | 05133019 |
| 360332 | Aug 2, 1989 | Aug 2, 1989 | Argent Petroleum Corporation | Royalty Pecan Farms "1A" #2H | 8,000 | 05133015 |
| 361775 | Jul 24, 1989 | Jul 24, 1989 | U. S. Operating, Inc. | Sabrina Unit #1 | 8,336 | 05131964 |
| 361774 | Jul 24, 1989 | Jul 24, 1989 | U. S. Operating, Inc. | Bess Unit #1 | 8,342 | 05131617 |
| 361768 | Jul 24, 1989 | Jul 24, 1989 | U. S. Operating, Inc. | Clara #1 | 8,410 | 05131811 |
| 361113 | Jul 7, 1989 | Jul 7, 1989 | Williams, Clayton W., Jr., Inc. | See, John #2M | 2,500 | 05133018 |
| 360936 | Jun 28, 1989 | Jun 28, 1989 | Crescent Exploration Company | Willard & Williams #5 | 3,650 | 05133014 |
| 360484 | Jun 27, 1989 | Jun 27, 1989 | Central Plains Oil&gas Corp. (A) | Hudson Hill No. 1 #1 | 4,000 | 05133013 |
| 360484Amendment | Jun 27, 1989 | Jun 27, 1989 | Central Plains Oil&gas Corp. (A) | Hudson Hill No. 1 #1 | 4,000 | 05133013 |
| 360665 | Jun 21, 1989 | Jun 21, 1989 | Union Pacific Resources Company | McKinney, J. D. #1H | 11,200 | 05133012 |
| 360991 | Jun 3, 1989 | Jun 3, 1989 | United Oil & Minerals, Inc. | Dinah #1 | 8,600 | 05133017 |
| 359509 | May 19, 1989 | May 19, 1989 | Total Minatome Corporation | Lamb A #3H | 9,500 | 05131245 |
| 358935 | May 8, 1989 | May 8, 1989 | Williams, Clayton W., Jr., Inc. | A & M #1 | 7,300 | 05133011 |
| 358898 | May 3, 1989 | May 3, 1989 | Union Pacific Resources Company | E. M. Schuhmann Unit #1 | 9,129 | 05130754 |
| 357810 | Apr 5, 1989 | Apr 5, 1989 | Union Pacific Resources Company | Henry, C. D. #1 | 8,040 | 05130764 |
| 357808 | Apr 5, 1989 | Apr 5, 1989 | Union Pacific Resources Company | Zgabay, Mary Ann "A" #1 | 8,711 | 05131607 |
| 357807 | Apr 5, 1989 | Apr 5, 1989 | Union Pacific Resources Company | Heine, John W. #1 | 8,940 | 05130856 |
| 357763 | Apr 4, 1989 | Apr 4, 1989 | Union Pacific Resources Company | Marek, Joe #1 | 8,765 | 05131001 |
| 357662 | Mar 31, 1989 | Mar 31, 1989 | Union Pacific Resources Company | Tillie Drgac Unit #1 | 7,825 | 05131238 |
| 357661 | Mar 31, 1989 | Mar 31, 1989 | Union Pacific Resources Company | Carrie Polasek Unit #1 | 7,732 | 05131384 |
| 357660 | Mar 31, 1989 | Mar 31, 1989 | Union Pacific Resources Company | Schultz, Herman #1 | 10,084 | 05131659 |
| 357659 | Mar 31, 1989 | Mar 31, 1989 | Union Pacific Resources Company | Easterwood, W. H. #1 | 8,326 | 05130494 |
| 357658 | Mar 31, 1989 | Mar 31, 1989 | Union Pacific Resources Company | Payne, Thomas A. #1 | 7,570 | 05131319 |
| 356423 | Mar 28, 1989 | Mar 28, 1989 | Amoco Production Company | Verwold, Edward #1 | 7,820 | 05131974 |
| 357123 | Mar 16, 1989 | Mar 16, 1989 | Crescent Exploration Company | Perry "A" #1 | 7,150 | 05131539 |
| 356445 | Mar 1, 1989 | Mar 1, 1989 | Amoco Production Company | Box-Kelly Unit #1 | 8,271 | 05131423 |
| 356516 | Feb 28, 1989 | Feb 28, 1989 | Union Pacific Resources Company | Warlick, Loss #1 | 8,643 | 05131518 |
| 356231 | Feb 27, 1989 | Feb 27, 1989 | Senora Resources, Inc. | Schawe #1 | 12,335 | 05132704 |
| 356231Amendment | Feb 27, 1989 | Feb 27, 1989 | Senora Resources, Inc. | Schawe #1 | 12,335 | 05132704 |
| 355339 | Feb 14, 1989 | Feb 14, 1989 | Sage Energy Company | Englemann Unit #2 | 8,120 | 05132681 |
| 355340 | Jan 30, 1989 | Jan 30, 1989 | Sage Energy Company | Lela #2 | 8,510 | 05132647 |
| 355342 | Jan 19, 1989 | Jan 19, 1989 | Sage Energy Company | Lehde "B" Unit #1 | 8,394 | 05132847 |
| 355341 | Jan 19, 1989 | Jan 19, 1989 | Sage Energy Company | Scott Unit #1 | 7,690 | 05132790 |
| 354872 | Jan 6, 1989 | Jan 6, 1989 | Total Minatome Corporation | Giessel D #6H | 9,100 | 05131714 |
| 354711 | Dec 28, 1988 | Dec 28, 1988 | Crescent Exploration Company | Lina #3 | 3,650 | 05133010 |
| 354574 | Dec 22, 1988 | Dec 22, 1988 | Union Pacific Resources Company | Knesek, Louis #1 | 9,350 | 05130943 |
| 354573 | Dec 22, 1988 | Dec 22, 1988 | Union Pacific Resources Company | Lecour, Joe L. Jr. #1X | 8,900 | 05131091 |
| 354530 | Dec 21, 1988 | Dec 21, 1988 | CJD Exploration Inc. | W T Barnhart Unit #1 | 12,010 | 05131292 |
| 353310 | Dec 6, 1988 | Dec 6, 1988 | Union Pacific Resources Company | Rychlik, E. "A" #2H | 9,800 | 05133008 |
| 353911 | Dec 5, 1988 | Dec 5, 1988 | Western Chief Oil & Gas Company | McAmis #1 | 4,000 | 36333954 |
| 353853 | Dec 5, 1988 | Dec 5, 1988 | Senora Resources, Inc. | Trudy Unit #1 | 12,250 | 05132818 |
| 353853Amendment | Dec 5, 1988 | Dec 5, 1988 | Senora Resources, Inc. | Trudy Unit #1 | 11,937 | 05132818 |
| 352976 | Nov 17, 1988 | Nov 17, 1988 | Aztec Exploration, Inc. | Charanza, Joe Etal #1 | 9,294 | 05131060 |
| 352976Amendment | Nov 17, 1988 | Nov 17, 1988 | Aztec Exploration, Inc. | Charanza, Joe Etal #1 | 9,294 | 05131060 |
| 353273 | Nov 14, 1988 | Nov 14, 1988 | Union Pacific Resources Company | Skrivanek, Joseph J. Jr. #1 | 7,830 | 05130832 |
| 352798 | Oct 28, 1988 | Oct 28, 1988 | Union Pacific Resources Company | Willie F. Eberhardt Unit #1 | 8,276 | 05130937 |
| 352425 | Oct 18, 1988 | Oct 18, 1988 | Total Minatome Corporation | Lamb #6H | 8,950 | 05132157 |
| 352397 | Oct 18, 1988 | Oct 18, 1988 | Union Pacific Resources Company | Court, Peter B. #2 | 9,800 | 05133007 |
| 352397Amendment | Oct 18, 1988 | Oct 18, 1988 | Union Pacific Resources Company | Court, Peter B. #2H | 9,465 | 05133007 |
| 352300 | Oct 14, 1988 | Oct 14, 1988 | Total Minatome Corporation | O'Brien #1H | 8,000 | 05130807 |
| 351842 | Sep 30, 1988 | Sep 30, 1988 | Total Minatome Corporation | Crump-Giessel #2H | 9,440 | 05131612 |
| 351779 | Sep 29, 1988 | Sep 29, 1988 | Union Pacific Resources Company | Alford, D. L. #1 | 8,130 | 05130674 |
| 351777 | Sep 29, 1988 | Sep 29, 1988 | Union Pacific Resources Company | L. W. Brinkman "a" Unit #1 | 8,726 | 05131146 |
| 351776 | Sep 29, 1988 | Sep 29, 1988 | Union Pacific Resources Company | Poehl, Alton #1 | 8,645 | 05130928 |
| 351775 | Sep 29, 1988 | Sep 29, 1988 | Union Pacific Resources Company | Marek, Joe J. #A 1 | 8,621 | 05130994 |
| 351774 | Sep 29, 1988 | Sep 29, 1988 | Union Pacific Resources Company | Eberhardt, Gus #1 | 8,370 | 05130867 |
| 350433 | Sep 16, 1988 | Sep 16, 1988 | Amoco Production Company | Ofczarzak, Alton #1H | 10,350 | 05133006 |
| 351189 | Sep 13, 1988 | Sep 13, 1988 | Graham Royalty, Ltd. | J. W. See et al Unit #1H | 8,500 | 05132899 |
| 350639 | Aug 29, 1988 | Aug 29, 1988 | Union Pacific Resources Company | Cotton, W. G. #1 | 8,880 | 05131831 |