| 373987 | Jul 6, 1990 | Jul 6, 1990 | Cox & Perkins Exploration, Inc. | McKinney Unit #2H | 8,200 | 05133076 |
| 373987Amendment | Jul 6, 1990 | Jul 6, 1990 | Cox & Perkins Exploration, Inc. | McKinney Unit #2H | 11,600 | 05133076 |
| 375217 | Jul 5, 1990 | Jul 5, 1990 | Union Pacific Resources Company | Porter-Porter Unit #1H | 12,000 | 05133089 |
| 375108 | Jul 5, 1990 | Jul 5, 1990 | Texaco Producing Inc. | Belle Briscoe Unit #2H | 14,300 | 05133087 |
| 374832 | Jul 2, 1990 | Jul 2, 1990 | Trinity Resources, Inc. | Lopez Haines Unit #1 | 7,390 | 05131728 |
| 375013 | Jun 29, 1990 | Jun 29, 1990 | Basin Resources Corporation | Screaming Eagle #1H | 10,777 | 05133086 |
| 374912 | Jun 27, 1990 | Jun 27, 1990 | Texaco Producing Inc. | Nada Womble Unit #4H | 13,700 | 05133085 |
| 374897 | Jun 25, 1990 | Jun 25, 1990 | Union Pacific Resources Company | Junek-Riddle #1H | 12,900 | 05133084 |
| 374822 | Jun 22, 1990 | Jun 22, 1990 | Union Pacific Resources Company | Bravenec, Katherine #1H | 12,900 | 05133083 |
| 374749 | Jun 21, 1990 | Jun 21, 1990 | United Oil & Minerals, Inc. | Steck #1 | 8,000 | 05133080 |
| 374748 | Jun 21, 1990 | Jun 21, 1990 | United Oil & Minerals, Inc. | Norcross #1 | 8,000 | 05133081 |
| 374747 | Jun 21, 1990 | Jun 21, 1990 | United Oil & Minerals, Inc. | Franklin-Hein #1H | 8,000 | 05133082 |
| 374747Amendment | Jun 21, 1990 | Jun 21, 1990 | United Oil & Minerals, Inc. | Franklin-Hein #1H | 8,000 | 05133082 |
| 374742 | Jun 21, 1990 | Jun 21, 1990 | Christico Petroleum Company | Bell, Henry #1H | 13,000 | 05133079 |
| 374742Amendment | Jun 21, 1990 | Jun 21, 1990 | Christico Petroleum Company | Bell, Henry #1H | 12,797 | 05133079 |
| 374582 | Jun 15, 1990 | Jun 15, 1990 | Union Pacific Resources Company | Heine, John W. #2 | 8,928 | 05131457 |
| 374155 | Jun 14, 1990 | Jun 14, 1990 | C and S Oil & Gas | Jones, Ruby #1 | 10,000 | 05133077 |
| 374416 | Jun 12, 1990 | Jun 12, 1990 | Williams, Clayton W., Jr., Inc. | B. K. Trcalek Unit #1H | 7,550 | 05133078 |
| 374416Amendment | Jun 12, 1990 | Jun 12, 1990 | Williams, Clayton W., Jr., Inc. | B. K. Trcalek Unit #1H | 7,550 | 05133078 |
| 373966 | May 31, 1990 | May 31, 1990 | United Oil & Minerals, Inc. | Judith #1 | 8,000 | 05133075 |
| 373668 | May 21, 1990 | May 21, 1990 | Union Pacific Resources Company | Bryan, First American Bank Of #1H | 14,500 | 05133073 |
| 373668Amendment | May 21, 1990 | May 21, 1990 | Union Pacific Resources Company | Cottonwood Bayou #1H | 14,500 | 05133073 |
| 373668Amendment | May 21, 1990 | May 21, 1990 | Union Pacific Resources Company | Cottonwood Bayou #1H | 12,073 | 05133073 |
| 373668Amendment | May 21, 1990 | May 21, 1990 | Union Pacific Resources Company | Cottonwood Bayou #1H | 12,073 | 05133073 |
| 373668Amendment | May 21, 1990 | May 21, 1990 | Union Pacific Resources Company | Cottonwood Bayou #1H | 12,073 | 05133073 |
| 373619 | May 21, 1990 | May 21, 1990 | Williams, Clayton W., Jr. | Porter, Boswell #2H | 8,600 | 05133074 |
| 373480 | May 16, 1990 | May 16, 1990 | Crescent Exploration Company | Stanley "C" Unit #2 | 4,200 | 05133072 |
| 373404 | May 15, 1990 | May 15, 1990 | Union Pacific Resources Company | Flencher-Toellner Unit #1H | 12,800 | 05133071 |
| 373404Amendment | May 15, 1990 | May 15, 1990 | Union Pacific Resources Company | Flencher-Toellner Unit #1H | 11,769 | 05133071 |
| 373260 | May 15, 1990 | May 15, 1990 | United Oil & Minerals, Inc. | Key #6 | 5,000 | 05133067 |
| 373340 | May 14, 1990 | May 14, 1990 | Union Pacific Resources Company | Williams-Drgac Unit #1H | 10,300 | 05133070 |
| 373339 | May 14, 1990 | May 14, 1990 | Union Pacific Resources Company | Schwierzke-Schwierzie Unit #1H | 10,700 | 05133069 |
| 373339Amendment | May 14, 1990 | May 14, 1990 | Union Pacific Resources Company | Schwierzke-Schwierzie Unit #1H | 10,700 | 05133069 |
| 373338 | May 14, 1990 | May 14, 1990 | Union Pacific Resources Company | Trcalek, Ben #1H | 10,100 | 05133068 |
| 373338Amendment | May 14, 1990 | May 14, 1990 | Union Pacific Resources Company | Trcalek, Ben #1H | 10,100 | 05133068 |
| 373119 | May 9, 1990 | May 9, 1990 | Union Pacific Resources Company | Hronek-Lightsey Unit #1H | 11,000 | 05133066 |
| 373119Amendment | May 9, 1990 | May 9, 1990 | Union Pacific Resources Company | Hronek-Lightsey Unit #1H | 9,595 | 05133066 |
| 372985 | May 4, 1990 | May 4, 1990 | Christico Petroleum Company | Giesenschlag-Hensz Unit #1H | 8,850 | 05133065 |
| 372985Amendment | May 4, 1990 | May 4, 1990 | Christico Petroleum Company | Giesenschlag-Hensz Unit #1H | 10,794 | 05133065 |
| 372847 | May 1, 1990 | May 1, 1990 | Union Pacific Resources Company | Hudson-Kretzer Unit #1H | 12,300 | 05133064 |
| 372847Amendment | May 1, 1990 | May 1, 1990 | Union Pacific Resources Company | Hudson-Lyons Unit #1H | 14,500 | 05133064 |
| 372674 | Apr 26, 1990 | Apr 26, 1990 | Union Pacific Resources Company | Autrey, J. D. #1H | 11,100 | 05133063 |
| 372674Amendment | Apr 26, 1990 | Apr 26, 1990 | Union Pacific Resources Company | Autrey, J. D. #1H | 11,100 | 05133063 |
| 372524 | Apr 25, 1990 | Apr 25, 1990 | Central Plains Oil&gas Corp. (A) | Leachman #19 | 3,900 | 05133062 |
| 372494 | Apr 23, 1990 | Apr 23, 1990 | Union Pacific Resources Company | Lightsey-Loehr Unit #1H | 11,000 | 05133061 |
| 372431 | Apr 20, 1990 | Apr 20, 1990 | Union Pacific Resources Company | Smith, Jessie #1H | 14,200 | 05133060 |
| 372388 | Apr 19, 1990 | Apr 19, 1990 | United Oil & Minerals, Inc. | Sebesta #1H | 10,000 | 05133059 |
| 372185 | Apr 13, 1990 | Apr 13, 1990 | United Oil & Minerals, Inc. | Allen #1H | 8,000 | 05133058 |
| 372184 | Apr 13, 1990 | Apr 13, 1990 | Torch Operating Company | Gibson, T.E. #1H | 9,223 | 05132488 |
| 372184Amendment | Apr 13, 1990 | Apr 13, 1990 | Torch Operating Company | Gibson, T.E. #1HH | 9,773 | 05132488 |
| 371944 | Apr 9, 1990 | Apr 9, 1990 | Union Pacific Resources Company | Bravenec - Tatum Unit #1H | 12,600 | 05133055 |
| 371944Amendment | Apr 9, 1990 | Apr 9, 1990 | Union Pacific Resources Company | Bravenec - Tatum Unit #1H | 12,361 | 05133055 |
| 371943 | Apr 9, 1990 | Apr 9, 1990 | Union Pacific Resources Company | Scarmardo, Morris #1H | 11,500 | 05133056 |
| 371942 | Apr 9, 1990 | Apr 9, 1990 | Union Pacific Resources Company | McFarland-McFarland Unit #1H | 12,700 | 05133057 |
| 371793 | Apr 6, 1990 | Apr 6, 1990 | Landmark Exploration Inc. | Chmelar, F. #1H | 8,870 | 05130758 |
| 371793Amendment | Apr 6, 1990 | Apr 6, 1990 | Landmark Exploration Inc. | Chmelar, F. #1H | 8,600 | 05130758 |
| 371465 | Apr 5, 1990 | Apr 5, 1990 | Graham Royalty, Ltd. | Newberry, Milton S. "C" #7 | 7,491 | 04131341 |
| 371610 | Mar 29, 1990 | Mar 29, 1990 | Crescent Exploration Company | Farmer #5 | 4,250 | 05133054 |
| 371466 | Mar 29, 1990 | Mar 29, 1990 | Graham Royalty, Ltd. | See, J. W. et Al #2 | 7,492 | 05132986 |
| 371100 | Mar 22, 1990 | Mar 22, 1990 | Sage Energy Company | Pierson #1 | 8,545 | 05132770 |
| 371256 | Mar 21, 1990 | Mar 21, 1990 | Ultramar Oil and Gas Limited | Marcy #1H | 9,300 | 05130961 |
| 371256Amendment | Mar 21, 1990 | Mar 21, 1990 | Ultramar Oil and Gas Limited | Marcy #1H | 9,300 | 05130961 |
| 370407 | Mar 19, 1990 | Mar 19, 1990 | Ginger Petroleum Company, Inc. | Duncan #6 | 8,298 | 05131897 |
| 370913 | Mar 13, 1990 | Mar 13, 1990 | United Oil & Minerals, Inc. | Suzanna #2H | 7,600 | 05133053 |
| 370911 | Mar 13, 1990 | Mar 13, 1990 | Union Pacific Resources Company | Gibbs, Walter Jr. #1H | 10,000 | 05133052 |
| 370852 | Mar 12, 1990 | Mar 12, 1990 | Union Pacific Resources Company | Kocurek, L. J. #5H | 11,400 | 05133051 |
| 370852Amendment | Mar 12, 1990 | Mar 12, 1990 | Union Pacific Resources Company | Kocurek, L. J. #5H | 11,400 | 05133051 |
| 370540 | Mar 9, 1990 | Mar 9, 1990 | Seneca Resources Corp. | Moore, Jesse B. #9 | 13,000 | 05133048 |
| 370540Amendment | Mar 9, 1990 | Mar 9, 1990 | Seneca Resources Corp. | Moore, Jesse B. #9 | 13,000 | 05133048 |
| 370647 | Mar 7, 1990 | Mar 7, 1990 | Union Pacific Resources Company | Stefka-Stefka Unit #1H | 10,000 | 05133050 |
| 370608 | Mar 6, 1990 | Mar 6, 1990 | Union Pacific Resources Company | Ryan-Tatum Unit #1H | 14,000 | 05133049 |
| 370510 | Mar 5, 1990 | Mar 5, 1990 | United Oil & Minerals, Inc. | Chloe #1H | 7,600 | 05133047 |
| 370489 | Mar 2, 1990 | Mar 2, 1990 | United Oil & Minerals, Inc. | Phoebe #1H | 7,600 | 05133046 |
| 370489Amendment | Mar 2, 1990 | Mar 2, 1990 | United Oil & Minerals, Inc. | Phoebe #1H | 7,600 | 05133046 |
| 370489Amendment | Mar 2, 1990 | Mar 2, 1990 | United Oil & Minerals, Inc. | Phoebe #1H | 7,600 | 05133046 |
| 370328 | Feb 27, 1990 | Feb 27, 1990 | United Oil & Minerals, Inc. | Susanna #1H | 7,600 | 05131747 |
| 370328Amendment | Feb 27, 1990 | Feb 27, 1990 | United Oil & Minerals, Inc. | Susanna #1H | 7,600 | 05131747 |
| 370305 | Feb 26, 1990 | Feb 26, 1990 | United Oil & Minerals, Inc. | Rahab #1H | 7,600 | 05133045 |
| 370305Amendment | Feb 26, 1990 | Feb 26, 1990 | United Oil & Minerals, Inc. | Rahab #1H | 7,600 | 05133045 |
| 370304 | Feb 26, 1990 | Feb 26, 1990 | United Oil & Minerals, Inc. | Rhoda #1H | 7,600 | 05133044 |
| 368136 | Feb 26, 1990 | Feb 26, 1990 | United Oil & Minerals, Inc. | Joanna #1H | 7,600 | 05133031 |
| 368136Amendment | Feb 26, 1990 | Feb 26, 1990 | United Oil & Minerals, Inc. | Joanna #1H | 7,600 | 05133031 |
| 370172 | Feb 23, 1990 | Feb 23, 1990 | Torch Operating Company | Falkenburg-Mill #1H | 10,840 | 05131795 |
| 370172Amendment | Feb 23, 1990 | Feb 23, 1990 | Torch Operating Company | Falkenburg-Mill #1HH | 11,298 | 05131795 |
| 370143 | Feb 22, 1990 | Feb 22, 1990 | Union Pacific Resources Company | Lydia Rubach -a- Unit #1H | 12,000 | 05133043 |
| 368137 | Feb 21, 1990 | Feb 21, 1990 | United Oil & Minerals, Inc. | Lois #1H | 7,600 | 05133032 |
| 369809 | Feb 14, 1990 | Feb 14, 1990 | Bar-Mac Investments Inc. | Ross #2 | 4,700 | 05133042 |
| 369573 | Feb 12, 1990 | Feb 12, 1990 | Amoco Production Company | Dillon, Don #2 | 8,055 | 05131778 |
| 369573Amendment | Feb 12, 1990 | Feb 12, 1990 | MW Petroleum Corporation | Dillon, Don et Al #2 | 8,055 | 05131778 |
| 369709 | Feb 9, 1990 | Feb 9, 1990 | Union Pacific Resources Company | Tatum #7H | 13,750 | 05133041 |
| 369466 | Feb 6, 1990 | Feb 6, 1990 | Williams, Clayton W., Jr., Inc. | Ryan-Machann Unit #1H | 8,600 | 05133040 |
| 368492 | Feb 5, 1990 | Feb 5, 1990 | Union Pacific Resources Company | Deutsch, Melvin #1 | 8,280 | 05132504 |
| 368789 | Jan 31, 1990 | Jan 31, 1990 | United Oil & Minerals, Inc. | Lisa "D" Unit #10 | 8,000 | 05130846 |
| 369264 | Jan 30, 1990 | Jan 30, 1990 | Union Pacific Resources Company | Tatum #8H | 11,900 | 05133039 |
| 369264Amendment | Jan 30, 1990 | Jan 30, 1990 | Union Pacific Resources Company | Tatum #8H | 12,500 | 05133039 |
| 369152 | Jan 30, 1990 | Jan 30, 1990 | Total Minatome Corporation | Lamb #6H | 8,950 | 05132157 |
| 369226 | Jan 29, 1990 | Jan 29, 1990 | Union Pacific Resources Company | Heine, John W. #4H | 11,900 | 05133038 |
| 368974 | Jan 23, 1990 | Jan 23, 1990 | United Oil & Minerals, Inc. | Bernice "A" #1H | 7,600 | 05133037 |
| 368974Amendment | Jan 23, 1990 | Jan 23, 1990 | United Oil & Minerals, Inc. | Bernice "A" #1H | 7,600 | 05133037 |
| 368760 | Jan 17, 1990 | Jan 17, 1990 | Union Pacific Resources Company | Lightsey, D.D. #2H | 9,300 | 05133036 |