| 70166 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Perez #6283 | 640 | 13134475 |
| 70165 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Hinotosa #7771 | 800 | 13134474 |
| 70164 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Cavazos B #7791 | 860 | 13134473 |
| 70163 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Cavazos A #5711 | 860 | 13134472 |
| 70161 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Cavazos A #9941 | 860 | 13134471 |
| 70160 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Latham #6281 | 640 | 13134470 |
| 70159 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Latham A #6282 | 640 | 13134469 |
| 70158 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Kibbe #9731 | 860 | 13134468 |
| 70157 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Kibbe #13472 | 860 | 13134467 |
| 70156 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Kibbe A #9752 | 860 | 13134466 |
| 70155 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Garcia A #13473 | 800 | 13134465 |
| 70154 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Garcia A #9754 | 840 | 13134464 |
| 70153 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Garcia A #11741 | 800 | 13134463 |
| 70152 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Garcia #5691 | 860 | 13134462 |
| 70151 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Raglin #13471 | 860 | 13134461 |
| 70150 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Razo #1 #5701 | 860 | 13134460 |
| 70149 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Cavazos #9751 | 860 | 13134459 |
| 70148 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Duval | Cavazos #5712 | 860 | 13134458 |
| 70140 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Hugo, Glenwood #2403 | 860 | 47730355 |
| 70139 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Hugo, Glenwood #2405 | 860 | 47730354 |
| 70137 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Hugo, Glenwood #2402 | 840 | 47730353 |
| 70131 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Schroeder, Erna #2404 | 740 | 47730352 |
| 70130 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Rust, Barry #2406 | 860 | 47730351 |
| 70128 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Grebe, Floyd #2901 | 700 | 47730350 |
| 70126 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Schlottmann, Lonnie #2902 | 860 | 47730349 |
| 70125 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Schlottmann, Otto #2903 | 400 | 47730348 |
| 70123 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Thielemann, Leroy #9401 | 560 | 47730347 |
| 70122 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Thielemann, Leroy A #9302 | 800 | 47730346 |
| 70120 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Janner, Otto Sr. #9301 | 860 | 47730345 |
| 70119 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Klatte, H. #2905 | 950 | 47730344 |
| 70117 | Jan 18, 1980 | Jan 18, 1980 | Sunoco Energy Development Co. | Washington | Klatte #2904 | 820 | 47730343 |
| 49526 | May 28, 1979 | May 28, 1979 | Sunoco Energy Development Co. | Fayette | Friedrich, Lawrence #A36-2 | 200 | 14930341 |
| 41978 | Feb 5, 1979 | Feb 5, 1979 | Sunoco Energy Development Co. | Duval | Victor, R. J. #2 | 1,400 | 13133017 |
| 41977 | Feb 5, 1979 | Feb 5, 1979 | Sunoco Energy Development Co. | Duval | Roddy, Katherine M. #1 | 1,300 | 13133016 |
| 41976 | Feb 5, 1979 | Feb 5, 1979 | Sunoco Energy Development Co. | Duval | Cantu, Toribio #5 | 1,480 | 13133015 |
| 40634 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | De Witt | Muschalek, Nick E. #A151-1 | 898 | 12330956 |
| 40633 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | De Witt | Gaebler, Ora #A220-1 | 998 | 12330955 |
| 40632 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Klumpp, Charles Jr. #A100-2 | 501 | 25530713 |
| 40631 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | De Witt | Meischen, Bernard #A460-1 | 999 | 12330954 |
| 40630 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Rinn, Robert L, Jr #A-17-1 | 600 | 25530712 |
| 40629 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Gaebler, Ora #A461-1 | 990 | 25530711 |
| 40621 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Klumpp, Charles Jr. #A399-1 | 600 | 25530710 |
| 40620 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | De Witt | Ruppert, Leroy #A-53-1 | 1,015 | 12330953 |
| 40613 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Straube, Melvin #A279-3 | 800 | 25530709 |
| 40611 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Klumpp, Charles, Jr. #A100-1 | 598 | 25530708 |
| 40610 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | De Witt | Meischen, Robert #A606-1 | 619 | 12330952 |
| 40607 | Jan 10, 1979 | Jan 10, 1979 | Sunoco Energy Development Co. | Karnes | Ruppert, Leroy #A-15-1 | 1,100 | 25530707 |
| 38973 | Dec 15, 1978 | Dec 15, 1978 | Sunoco Energy Development Co. | Dimmit | H & G N Railroad #A127-1 | 760 | 12731792 |
| 37212 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Zavala | Krichner, Christian #A508-5 | 500 | 50731073 |
| 37210 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Castellan, Louise J. #A1252* | 500 | 12731781 |
| 37208 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Wilson, Charles W. #A737-2 | 1,080 | 12731780 |
| 37206 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Wilson, Charles W. #A737-1 | 1,125 | 12731779 |
| 37204 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Wilson, Charles W. #A-4-2 | 1,340 | 12731778 |
| 37203 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Wilson, Charles W. #A-4-1 | 1,175 | 12731777 |
| 37200 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Sunburst Energy Company #A-98-1 | 500 | 12731776 |
| 37189 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Newell, Stewart #A637-1 | 560 | 12731775 |
| 37188 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Steubing, Melville #A785-1 | 600 | 12731774 |
| 37174 | Nov 20, 1978 | Nov 20, 1978 | Sunoco Energy Development Co. | Dimmit | Speer, Dewey #A1316* | 500 | 12731773 |
| 36996 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Dimmit | Southern Pacific Railroad #A-697* | 500 | 12731770 |
| 36994 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Dimmit | Myers, Jay #A-452* | 460 | 12731769 |
| 36992 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Dimmit | Martin, Homer E. #A-643* | 520 | 12731772 |
| 36990 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Dimmit | Lamantia, Joseph V. #A-131* | 230 | 12731768 |
| 36988 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Dimmit | Ferguson, Jim Jr. #A-641* | 500 | 12731767 |
| 36986 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Dimmit | White, Damon Estate #A-135* | 320 | 12731766 |
| 36982 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Zavala | Krichner, Christian #A-508* | 550 | 50731068 |
| 36980 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Zavala | Krichner, Christian #A-508* | 550 | 50731067 |
| 36977 | Nov 15, 1978 | Nov 15, 1978 | Sunoco Energy Development Co. | Zavala | Laird, Joe #A-881* | 500 | 50731066 |
| 36903 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Laird, Joe #A-881* | 500 | 50731065 |
| 36901 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Loewer, Eric #A-716* | 500 | 50731064 |
| 36890 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | White, Carroll #A581-1 | 600 | 50731063 |
| 36889 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Stuart, Jessie #A695-5 | 500 | 50731062 |
| 36887 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Stuart, Jessie #A695-4 | 500 | 50731061 |
| 36885 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Stuart, Jessie #A695-2 | 500 | 50731060 |
| 36883 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Loewer, Eric #A1103* | 500 | 50731059 |
| 36881 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Loewer, Eric #A1103* | 500 | 50731058 |
| 36868 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Loewer, Eric #A716-3 | 500 | 50731055 |
| 36867 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Loewer, Eric #A716-2 | 460 | 50731054 |
| 36866 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Krichner, Christian #A508-2 | 550 | 50731053 |
| 36865 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Krichner, Christian #A508-1 | 500 | 50731052 |
| 36863 | Nov 14, 1978 | Nov 14, 1978 | Sunoco Energy Development Co. | Zavala | Heger, John #A1134* | 560 | 50731051 |
| 36801 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Dimmit | Wilson, Charles W. #A1000* | 1,055 | 12731765 |
| 36800 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Dimmit | Wilson, Charles W. #A1016* | 460 | 12731764 |
| 36781 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Zavala | Harris, Roseita #A695-1 | 500 | 50731050 |
| 36779 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Zavala | Harris, Roseita #A695-3 | 500 | 50731049 |
| 36778 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Zavala | Harris, Roseita #A1134* | 500 | 50731048 |
| 36777 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Zavala | Harris, Roseita #A1134* | 500 | 50731047 |
| 36775 | Nov 13, 1978 | Nov 13, 1978 | Sunoco Energy Development Co. | Zavala | Heger, John #A1134* | 560 | 50731046 |
| 30359 | Aug 10, 1978 | Aug 10, 1978 | Sunoco Energy Development Co. | Medina | Cadenhead, R. R. #A884-1 | 520 | 32530909 |
| 30357 | Aug 10, 1978 | Aug 10, 1978 | Sunoco Energy Development Co. | Medina | Cadenhead, R. R. #A955-2 | 360 | 32530910 |
| 30355 | Aug 10, 1978 | Aug 10, 1978 | Sunoco Energy Development Co. | Burleson | Arledge, Gene #A115-1 | 680 | 05130343 |
| 30354 | Aug 10, 1978 | Aug 10, 1978 | Sunoco Energy Development Co. | Burleson | Lina, Floyd #A-91-3 | 1,280 | 05130342 |
| 30353 | Aug 10, 1978 | Aug 10, 1978 | Sunoco Energy Development Co. | Burleson | Lina, Loutta #A-91-2 | 1,240 | 05130341 |
| 29330 | Jul 28, 1978 | Jul 28, 1978 | Sunoco Energy Development Co. | Goliad | Whitfield, H. A. #A201-1 | 1,240 | 17531129 |
| 18486 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | White, George #A-39-2 | 450 | 02130213 |
| 18484 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | Scoggins, John L. #A-39-1 | 450 | 02130212 |
| 18482 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | Goerner, Harold #A184-1 | 1,150 | 02130211 |
| 18480 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | Rosanky, Earl #A-61-1 | 600 | 02130210 |
| 18477 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | Stengl, Lorraine #A103-1 | 1,140 | 02130209 |
| 18475 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | Higgins, W. T. #A-14-1 | 560 | 02130208 |
| 18473 | Feb 16, 1978 | Feb 16, 1978 | Sunoco Energy Development Co. | Bastrop | Pinecrest Farms, Inc. #A361-1 | 650 | 02130207 |