| 107306 | Feb 2, 1981 | Feb 2, 1981 | Brittany Drilling Co. | Krause, A.M. #128730859 | 8,300 |
| 107304 | Feb 2, 1981 | Feb 2, 1981 | Windsor Producing Co. | Dean Equipment Co. #328730858 | 9,300 |
| 107264 | Feb 2, 1981 | Feb 2, 1981 | Humble Exploration Co., Inc. | Marian West Unit #128730856 | 9,900 |
| 107261 | Feb 2, 1981 | Feb 2, 1981 | Windsor Producing Co. | Marie Unit #128730799 | 9,050 |
| 107260 | Feb 2, 1981 | Feb 2, 1981 | Columbia Gas Development Corp. | Bowers, Linden & Frank #328730903 | 8,500 |
| 111201 | Jan 30, 1981 | Jan 30, 1981 | Windsor Producing Co. | Hardeman Unit #128730842 | 9,300 |
| 106879 | Jan 29, 1981 | Jan 29, 1981 | Humble Exploration Co., Inc. | Simek, Vlasta #228730852 | 8,600 |
| 106750 | Jan 29, 1981 | Jan 29, 1981 | U. S. Operating, Inc. | Juanita Unit #128730851 | 9,300 |
| 106750Amendment | Jan 29, 1981 | Jan 29, 1981 | U. S. Operating, Inc. | Mabel #328730851 | 8,560 |
| 106699 | Jan 29, 1981 | Jan 29, 1981 | Champlin Exploration, Inc. | Harrell, Mary Blackburn Unit #328730850 | 8,900 |
| 106692 | Jan 29, 1981 | Jan 29, 1981 | Champlin Exploration, Inc. | Noack-Moerbe Unit #128730849 | 8,900 |
| 106685 | Jan 29, 1981 | Jan 29, 1981 | Champlin Exploration, Inc. | Harrell, Mary Blackburn #128730848 | 8,900 |
| 106681 | Jan 28, 1981 | Jan 28, 1981 | Texas Oil & Gas Corp. | Hoffman "E" Unit #128730846 | 9,800 |
| 107023 | Jan 27, 1981 | Jan 27, 1981 | Lacy, F. B. Inc. | Waak Oil Unit #128730853 | 9,500 |
| 106418 | Jan 26, 1981 | Jan 26, 1981 | Williams, Clayton W., Jr. | Robertson, James W. #228730843 | 4,414 |
| 106420 | Jan 26, 1981 | Jan 26, 1981 | Stone Resources Incorporated | Robertson, James W. #128730844 | 7,200 |
| 106108 | Jan 23, 1981 | Jan 23, 1981 | Nucorp Energy, Inc. | Vaughan Unit #128730841 | 7,956 |
| 106682 | Jan 16, 1981 | Jan 16, 1981 | Tipco | Christopher Unit #128730847 | 9,200 |
| 111210 | Jan 14, 1981 | Jan 14, 1981 | Windsor Producing Co. | Prellop #228730836 | 9,200 |
| 105328 | Jan 14, 1981 | Jan 14, 1981 | Humble Exploration Co., Inc. | Gregory, Mary #128730840 | 8,800 |
| 104767 | Dec 31, 1980 | Dec 31, 1980 | U. S. Operating, Inc. | Adeena #128730839 | 9,000 |
| 104231 | Dec 31, 1980 | Dec 31, 1980 | U. S. Operating, Inc. | Tish #128730837 | 10,000 |
| 103574 | Dec 31, 1980 | Dec 31, 1980 | Windsor Producing Co. | Koehler Unit #128730835 | 9,500 |
| 103529 | Dec 31, 1980 | Dec 31, 1980 | Gary Oil & Gas | Hodges, Glenn #128730834 | 2,650 |
| 103515 | Dec 31, 1980 | Dec 31, 1980 | Windsor Producing Co. | Billy Unit #128730833 | 8,800 |
| 105884 | Dec 29, 1980 | Dec 29, 1980 | Windsor Producing Co. | Dungan #128730832 | 8,900 |
| 104684 | Dec 16, 1980 | Dec 16, 1980 | Spencer & Hutson | Dorothy #128730838 | 9,200 |
| 102082 | Dec 12, 1980 | Dec 12, 1980 | Windsor Producing Co. | Melvin #128730831 | 9,200 |
| 106048 | Dec 11, 1980 | Dec 11, 1980 | Windsor Producing Co. | Ziehr, Lillian Unit #128730825 | 9,100 |
| 101402 | Dec 9, 1980 | Dec 9, 1980 | Gose, Steve | Mueller #128730830 | 7,735 |
| 101192 | Dec 5, 1980 | Dec 5, 1980 | Bar M Petroleum Co., Inc. | Marburger #128730829 | 8,500 |
| 100980 | Dec 4, 1980 | Dec 4, 1980 | Windsor Producing Co. | Oswald Unit #128730828 | 8,900 |
| 100978 | Dec 4, 1980 | Dec 4, 1980 | Williams, Clayton W., Jr. | Kruemcke, Edmund #128730827 | 12,000 |
| 100971 | Dec 4, 1980 | Dec 4, 1980 | La Salle Energy, Corp. | Lewis, Mary #128730826 | 9,470 |
| 100493 | Nov 26, 1980 | Nov 26, 1980 | Alcorn Prod Co. | Meisenheimer #228730824 | 8,500 |
| 99790 | Nov 19, 1980 | Nov 19, 1980 | KP Exploration, Inc. | D. Harzke Unit #128730823 | 6,882 |
| 99777 | Nov 19, 1980 | Nov 19, 1980 | Tipco | Karcher #128730822 | 10,000 |
| 99777Amendment | Nov 19, 1980 | Nov 19, 1980 | TXO Production Corp. | Burttschell #128730822 | 8,288 |
| 99741 | Nov 19, 1980 | Nov 19, 1980 | U. S. Operating, Inc. | Mabel #128730821 | 9,000 |
| 99203 | Nov 14, 1980 | Nov 14, 1980 | Superior Oil Company, The | Schulze, A. G. #128730820 | 8,700 |
| 98954 | Nov 13, 1980 | Nov 13, 1980 | Humble Exploration Co., Inc. | Huff, Emma Unit #128730819 | 9,720 |
| 98921 | Nov 13, 1980 | Nov 13, 1980 | Champlin Exploration, Inc. | Kriegel-Francis #128730818 | 8,900 |
| 98741 | Nov 12, 1980 | Nov 12, 1980 | Brenham Drilling Co. | Brown, Donald C. #128730817 | 3,627 |
| 98640 | Nov 10, 1980 | Nov 10, 1980 | U. S. Operating, Inc. | Lynn, Sari #128730816 | 9,500 |
| 98640Amendment | Nov 10, 1980 | Nov 10, 1980 | U. S. Operating, Inc. | Sari Lynn Unit #128730816 | 8,957 |
| 102341 | Nov 7, 1980 | Nov 7, 1980 | Windsor Producing Co. | Lowery #128730815 | 9,350 |
| 100218 | Nov 7, 1980 | Nov 7, 1980 | Humble Exploration Co., Inc. | Shows, Hester #128730810 | 8,700 |
| 98139 | Nov 6, 1980 | Nov 6, 1980 | Brittany Drilling Co. | Becker #128730697 | 8,300 |
| 98131 | Nov 6, 1980 | Nov 6, 1980 | Everest Exploration Co. | Simmang, Dorothy #128730814 | 8,200 |
| 97832 | Oct 31, 1980 | Oct 31, 1980 | Turner Petroleum Company | Smith, A.W. #128730813 | 8,500 |
| 97611 | Oct 30, 1980 | Oct 30, 1980 | Humble Exploration Co., Inc. | Rhonda K #128730812 | 8,700 |
| 97605 | Oct 30, 1980 | Oct 30, 1980 | Windsor Producing Co. | Placke #228730811 | 9,900 |
| 96991 | Oct 27, 1980 | Oct 27, 1980 | Penn Resources, Inc. | Kaiser Properties, Inc. #128730809 | 9,000 |
| 96548 | Oct 23, 1980 | Oct 23, 1980 | Columbia Gas Development Corp. | Bowers, L. & F. #228730808 | 8,500 |
| 96347 | Oct 22, 1980 | Oct 22, 1980 | Home Petroleum Corporation | Kipp, Henry A. #1 #128730807 | 9,100 |
| 96097 | Oct 20, 1980 | Oct 20, 1980 | Windsor Producing Co. | Frances #128730806 | 9,350 |
| 96096 | Oct 20, 1980 | Oct 20, 1980 | Windsor Producing Co. | Frances #228730805 | 8,970 |
| 96921 | Oct 14, 1980 | Oct 14, 1980 | Texas Oil & Gas Corp. | Blaha #128730778 | 8,400 |
| 95160 | Oct 9, 1980 | Oct 9, 1980 | Windsor Producing Co. | Sheppard Unit #128730804 | 9,200 |
| 94794 | Oct 6, 1980 | Oct 6, 1980 | Williams, Clayton W., Jr. | Lehmann, Nolan Unit #128730803 | 12,000 |
| 94785 | Oct 6, 1980 | Oct 6, 1980 | Humble Exploration Co., Inc. | Gantt, Carrie Unit #128730802 | 8,800 |
| 94524 | Oct 2, 1980 | Oct 2, 1980 | Houston Oil & Minerals Corp. | Foehr #128730801 | 9,550 |
| 94500 | Oct 2, 1980 | Oct 2, 1980 | Hollub, Lambert Drilling Company | Peebles, S. P. Jr. #328730800 | 4,085 |
| 96456 | Oct 1, 1980 | Oct 1, 1980 | Houston Oil & Minerals Corp. | Oltman, Ben #228730795 | 9,450 |
| 93817 | Sep 25, 1980 | Sep 25, 1980 | Windsor Producing Co. | Marie Unit #128730799 | 9,050 |
| 93715 | Sep 24, 1980 | Sep 24, 1980 | Humble Exploration Co., Inc. | Simek, Vlasta Unit #128730798 | 9,000 |
| 93703 | Sep 24, 1980 | Sep 24, 1980 | Humble Exploration Co., Inc. | Myrtle Collins Unit #128730797 | 10,500 |
| 96459 | Sep 22, 1980 | Sep 22, 1980 | Windsor Producing Co. | Mae Unit #228730781 | 9,500 |
| 93403 | Sep 19, 1980 | Sep 19, 1980 | Nucorp Energy, Inc. | Clemons, Susie Unit No. 2 #128730796 | 7,760 |
| 92846 | Sep 17, 1980 | Sep 17, 1980 | Houston Oil & Minerals Corp. | Siegmund, O.H. Jr. et UX #128730794 | 10,200 |
| 92093 | Sep 10, 1980 | Sep 10, 1980 | Brittany Drilling Co. | Laake #128730793 | 8,200 |
| 92092 | Sep 10, 1980 | Sep 10, 1980 | Home Petroleum Corporation | B.P. Mitchell et al Unit #228730792 | 9,500 |
| 91970 | Sep 9, 1980 | Sep 9, 1980 | Home Petroleum Corporation | Depew, Inez #128730791 | 10,000 |
| 91962 | Sep 9, 1980 | Sep 9, 1980 | Home Petroleum Corporation | Warren, Buddie #128730790 | 10,000 |
| 91823 | Sep 8, 1980 | Sep 8, 1980 | Williams, Clayton W., Jr. | J.J.S. #128730788 | 12,000 |
| 91822 | Sep 8, 1980 | Sep 8, 1980 | General Prod. Corp. | Johnson, Ronald #128730787 | 11,000 |
| 91819 | Sep 8, 1980 | Sep 8, 1980 | General Prod. Corp. | Lehmann, Kenneth #128730786 | 11,000 |
| 91817 | Sep 8, 1980 | Sep 8, 1980 | General Prod. Corp. | Gantt, T. K. Unit #128730785 | 11,000 |
| 91772 | Sep 8, 1980 | Sep 8, 1980 | Home Petroleum Corporation | Mitchel, B. P. et Al #128730784 | 9,115 |
| 91686 | Sep 5, 1980 | Sep 5, 1980 | Kandahar Oil Corporation | Ray, Barbara #128730783 | 8,500 |
| 91510 | Sep 5, 1980 | Sep 5, 1980 | Superior Oil Company, The | E-C-F Oil Unit #1 #128730782 | 8,700 |
| 91219 | Sep 2, 1980 | Sep 2, 1980 | Superior Oil Company, The | Edgmon - Cameron #228730780 | 8,700 |
| 91144 | Sep 2, 1980 | Sep 2, 1980 | U. S. Operating, Inc. | Jane #128730779 | 10,000 |
| 91825 | Aug 29, 1980 | Aug 29, 1980 | Williams, Clayton W., Jr. | Zoch-Noack Unit #128730789 | 12,000 |
| 90867 | Aug 25, 1980 | Aug 25, 1980 | U. S. Operating, Inc. | Margaret #128730776 | 9,000 |
| 90808 | Aug 25, 1980 | Aug 25, 1980 | Gose, Steve | Medack #128730775 | 8,000 |
| 90954 | Aug 22, 1980 | Aug 22, 1980 | Columbia Gas Development Corp. | Bowers, Linden & Frances #128730777 | 8,500 |
| 93510 | Aug 21, 1980 | Aug 21, 1980 | Windsor Producing Co. | Placke Unit #128730550 | 9,700 |
| 91470 | Aug 21, 1980 | Aug 21, 1980 | Windsor Producing Co. | Treude Unit #128730774 | 9,700 |
| 90462 | Aug 21, 1980 | Aug 21, 1980 | Humble Exploration Co., Inc. | Audra #128730772 | 8,800 |
| 90460 | Aug 21, 1980 | Aug 21, 1980 | Windsor Producing Co. | Bethany Unit #128730771 | 9,000 |
| 90020 | Aug 18, 1980 | Aug 18, 1980 | Houston Oil & Minerals Corp. | Gersch, Delbert et UX #128730770 | 9,400 |
| 90018 | Aug 18, 1980 | Aug 18, 1980 | Windsor Producing Co. | Mitchell Unit #128730769 | 9,300 |
| 90463 | Aug 15, 1980 | Aug 15, 1980 | Tipco | Barker Unit #128730773 | 10,000 |
| 89812 | Aug 14, 1980 | Aug 14, 1980 | Martin Oil & Gas Co. | Varnado, C. D. #128730768 | 8,700 |
| 89757 | Aug 13, 1980 | Aug 13, 1980 | TDC Exploration Inc. | Chapple "a" Unit #328730767 | 4,235 |
| 89589 | Aug 12, 1980 | Aug 12, 1980 | Alcorn Prod Co. | Fox Unit No. 2 #128730766 | 8,900 |
| 89583 | Aug 12, 1980 | Aug 12, 1980 | Humble Exploration Co., Inc. | Nadine Loafman Unit #128730765 | 8,900 |
| 88986 | Aug 7, 1980 | Aug 7, 1980 | Windsor Producing Co. | Mitschke Unit #128730764 | 9,400 |
| 88983 | Aug 7, 1980 | Aug 7, 1980 | Williams, Clayton W., Jr. | Siegmund-Parrish Unit #128730763 | 12,000 |