| 341513 | Jan 15, 1988 | Jan 15, 1988 | Tesoro Petroleum Corporation | Dimmit | Elaine Dimukes Unit #47 | 6,000 | 12730536 |
| 339560 | Dec 3, 1987 | Dec 3, 1987 | Tesoro Petroleum Corporation | Dimmit | Elaine Dismukes Unit #85 | 10,250 | 12731669 |
| 333344 | Aug 21, 1987 | Aug 21, 1987 | Tesoro Petroleum Corporation | Dimmit | Guaranteed Home Financing Co. #91 | 5,300 | 12732156 |
| 329998 | Jun 23, 1987 | Jun 23, 1987 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #2 | 8,369 | 25530158 |
| 288139 | Oct 23, 1985 | Oct 23, 1985 | Tesoro Petroleum Corporation | Duval | Peters, East (Argo Sand) Unit #B1 | 2,710 | 13107446 |
| 284665 | Sep 11, 1985 | Sep 11, 1985 | Tesoro Petroleum Corporation | Duval | Peters, East (Argo Sand) Unit #B6 | 2,600 | 13136785 |
| 284664 | Sep 11, 1985 | Sep 11, 1985 | Tesoro Petroleum Corporation | Duval | Peters, East (Argo Sand) Unit #B7 | 2,600 | 13136784 |
| 277887 | Jun 17, 1985 | Jun 17, 1985 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #15 | 4,551 | 12700264 |
| 240207 | May 25, 1984 | May 25, 1984 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #66 | 4,560 | 12700227 |
| 224587 | Dec 23, 1983 | Dec 23, 1983 | Tesoro Petroleum Corporation | Duval | Peters Estate #1 | 2,400 | 13136390 |
| 224996 | Nov 30, 1983 | Nov 30, 1983 | Tesoro Petroleum Corporation | Webb | South Lopez Unit #503 | 2,400 | 47933715 |
| 204511 | Aug 8, 1983 | Aug 8, 1983 | Tesoro Petroleum Corporation | Gaines | Peters, Ellen B. #2 | 6,000 | 16532626 |
| 199654 | Jun 28, 1983 | Jun 28, 1983 | Tesoro Petroleum Corporation | Karnes | Sellers, Hilbrich #2 U | 8,600 | 25530158 |
| 193445 | May 5, 1983 | May 5, 1983 | Tesoro Petroleum Corporation | Duval | Barnes Estate #12 W | 2,300 | 13182060 |
| 188009 | Mar 10, 1983 | Mar 10, 1983 | Tesoro Petroleum Corporation | Duval | Barnes Estate #10 W | 2,200 | 13182300 |
| 185422 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #9 | 4,544 | 12780902 |
| 185088 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #13 | 4,450 | 12780901 |
| 183025 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #30 | 2,400 | 13136175 |
| 183024 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #29 | 2,400 | 13136174 |
| 182438 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #16 | 2,400 | 13136166 |
| 181748 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #19 | 2,400 | 13136158 |
| 181747 | Dec 31, 1982 | Dec 31, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #25 | 2,400 | 13136157 |
| 180256 | Dec 15, 1982 | Dec 15, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #13 | 2,400 | 13106615 |
| 180255 | Dec 15, 1982 | Dec 15, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #9 | 2,400 | 13106646 |
| 180160 | Dec 15, 1982 | Dec 15, 1982 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/Olmos/Unit #82 | 3,690 | 12731119 |
| 180210 | Nov 24, 1982 | Nov 24, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #7 | 2,200 | 13182059 |
| 180207 | Nov 24, 1982 | Nov 24, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #8 | 2,200 | 13106635 |
| 172133 | Sep 17, 1982 | Sep 17, 1982 | Tesoro Petroleum Corporation | Liberty | Rolke #1 | 11,500 | 29131568 |
| 164415 | Jun 23, 1982 | Jun 23, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #6 | 2,400 | 13133953 |
| 164413 | Jun 23, 1982 | Jun 23, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #4 | 2,400 | 13136066 |
| 164409 | Jun 22, 1982 | Jun 22, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #3 | 2,400 | 13136065 |
| 163858 | Jun 16, 1982 | Jun 16, 1982 | Tesoro Petroleum Corporation | Duval | Barnes Estate #5 | 2,400 | 13136062 |
| 155301 | Apr 1, 1982 | Apr 1, 1982 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #85W | 5,261 | 12731669 |
| 146948 | Dec 31, 1981 | Dec 31, 1981 | Tesoro Petroleum Corporation | Wharton | Adams #1 | 3,516 | 48132291 |
| 144335 | Dec 15, 1981 | Dec 15, 1981 | Tesoro Petroleum Corporation | Zavala | Elaine (5100) Unit #92 | 5,350 | 50731598 |
| 143304 | Dec 9, 1981 | Dec 9, 1981 | Tesoro Petroleum Corporation | Grimes | Isbell #1 | 10,500 | 18530306 |
| 141103 | Nov 19, 1981 | Nov 19, 1981 | Tesoro Petroleum Corporation | Calhoun | Wallace, V.J. #1 | 9,490 | 05730947 |
| 140969 | Nov 17, 1981 | Nov 17, 1981 | Tesoro Petroleum Corporation | Gaines | Peters, Ellen B. #1 | 5,800 | 16532270 |
| 140966 | Nov 17, 1981 | Nov 17, 1981 | Tesoro Petroleum Corporation | Garza | Beggs #1 | 8,000 | 16931703 |
| 132628 | Aug 14, 1981 | Aug 14, 1981 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #57 | 1,890 | 12780893 |
| 129124 | Aug 7, 1981 | Aug 7, 1981 | Tesoro Petroleum Corporation | Jim Wells | Garza Heirs-Guerra #1 | 7,907 | 24931446 |
| 128771 | Aug 3, 1981 | Aug 3, 1981 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #87 | 2,300 | 12731829 |
| 128769 | Aug 3, 1981 | Aug 3, 1981 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #81 | 2,300 | 50730285 |
| 125433 | Jul 16, 1981 | Jul 16, 1981 | Tesoro Petroleum Corporation | Calhoun | Wallace, V.J. #1 | 9,490 | 05730947 |
| 123376 | Jun 30, 1981 | Jun 30, 1981 | Tesoro Petroleum Corporation | Terry | McNabb #1 | 6,230 | 44530960 |
| 121124 | Jun 15, 1981 | Jun 15, 1981 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #3-L D | 9,711 | 25530162 |
| 119931 | Jun 3, 1981 | Jun 3, 1981 | Tesoro Petroleum Corporation | Webb | Trust, James #9 | 7,175 | 47933040 |
| 119751 | May 29, 1981 | May 29, 1981 | Tesoro Petroleum Corporation | Calhoun | Hubbard #1 | 8,800 | 05731094 |
| 109426 | Feb 24, 1981 | Feb 24, 1981 | Tesoro Petroleum Corporation | Jim Hogg | Martinez, Mercedes P. et Al #1 | 6,182 | 24731287 |
| 108817 | Feb 18, 1981 | Feb 18, 1981 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #90 | 4,650 | 12732157 |
| 108814 | Feb 18, 1981 | Feb 18, 1981 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #91 | 4,650 | 12732156 |
| 105485 | Jan 15, 1981 | Jan 15, 1981 | Tesoro Petroleum Corporation | Duval | Barnes Estate #2 | 2,400 | 13135134 |
| 105484 | Jan 15, 1981 | Jan 15, 1981 | Tesoro Petroleum Corporation | Duval | Barnes Estate #1 | 2,400 | 13135133 |
| 101318 | Dec 9, 1980 | Dec 9, 1980 | Tesoro Petroleum Corporation | Kent | Garrett-Stewart #1 | 7,700 | 26330732 |
| 106351 | Dec 5, 1980 | Dec 5, 1980 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #79 | 4,600 | 12730896 |
| 98734 | Nov 12, 1980 | Nov 12, 1980 | Tesoro Petroleum Corporation | San Patricio | Welder #1 | 8,050 | 40931472 |
| 96762 | Oct 24, 1980 | Oct 24, 1980 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #6 | 8,623 | 25530190 |
| 93865 | Sep 25, 1980 | Sep 25, 1980 | Tesoro Petroleum Corporation | Borden | Ainsworth #1 | 8,290 | 03330618 |
| 93558 | Sep 19, 1980 | Sep 19, 1980 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #89 | 4,700 | 12732083 |
| 93556 | Sep 19, 1980 | Sep 19, 1980 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #88 | 4,700 | 12732082 |
| 90187 | Aug 19, 1980 | Aug 19, 1980 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel Unit #10 | 4,500 | 12780884 |
| 92955 | Aug 14, 1980 | Aug 14, 1980 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel Unit #47 | 4,600 | 12730536 |
| 87755 | Jul 25, 1980 | Jul 25, 1980 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel Unit #32 | 4,472 | 12700233 |
| 89464 | Jun 26, 1980 | Jun 26, 1980 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #6 | 8,623 | 25530190 |
| 67431 | Dec 4, 1979 | Dec 4, 1979 | Tesoro Petroleum Corporation | Webb | South Lopez Unit #22-11 | 2,400 | 47932550 |
| 67430 | Dec 4, 1979 | Dec 4, 1979 | Tesoro Petroleum Corporation | Webb | South Lopez Unit #9-7 | 2,400 | 47932551 |
| 63555 | Nov 12, 1979 | Nov 12, 1979 | Tesoro Petroleum Corporation | Webb | James Trust #8 | 7,100 | 47932537 |
| 62259 | Oct 29, 1979 | Oct 29, 1979 | Tesoro Petroleum Corporation | Calhoun | Wallace, V. J. #1 | 10,000 | 05730947 |
| 50319 | May 29, 1979 | May 29, 1979 | Tesoro Petroleum Corporation | Dimmit | Crenshaw, Rosa E. #87 | 6,360 | 12731829 |
| 49297 | May 25, 1979 | May 25, 1979 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #6 | 8,623 | 25530190 |
| 48333 | May 11, 1979 | May 11, 1979 | Tesoro Petroleum Corporation | Dimmit | Crenshaw, Rosa E. #87 | 5,300 | 12731829 |
| 48262 | May 10, 1979 | May 10, 1979 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #86 | 4,660 | 12731827 |
| 35875 | Oct 30, 1978 | Oct 30, 1978 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #84 | 7,000 | 12731244 |
| 29654 | Jul 18, 1978 | Jul 18, 1978 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #2 | 8,598 | 25530158 |
| 22818 | Mar 14, 1978 | Mar 14, 1978 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #6 | 8,626 | 25580190 |
| 20039 | Mar 1, 1978 | Mar 1, 1978 | Tesoro Petroleum Corporation | Dimmit | Crenshaw, G.C. #10 | 4,500 | 12780863 |
| 16886 | Jan 24, 1978 | Jan 24, 1978 | Tesoro Petroleum Corporation | Dimmit | Dismukes, E.L. #85 | 10,300 | 12731669 |
| 13911 | Dec 13, 1977 | Dec 13, 1977 | Tesoro Petroleum Corporation | Wilson | Kasper, Franklin #1 | 7,227 | 49330273 |
| 15819 | Dec 7, 1977 | Dec 7, 1977 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #6 | 8,626 | 25580189 |
| 11654 | Nov 9, 1977 | Nov 9, 1977 | Tesoro Petroleum Corporation | Karnes | Hilbrich-Sellers #3 | 9,711 | 25580187 |
| 10341 | Oct 21, 1977 | Oct 21, 1977 | Tesoro Petroleum Corporation | Webb | Lopez, South Unit #6-1 | 2,236 | 47901017 |
| 3650 | Jul 18, 1977 | Jul 18, 1977 | Tesoro Petroleum Corporation | Webb | South Lopez Unit #8-6 | 3,046 | 47900936 |
| 3648 | Jul 18, 1977 | Jul 18, 1977 | Tesoro Petroleum Corporation | Webb | South Lopez Unit #10-10 | 3,065 | 47980409 |
| 2888 | Jul 13, 1977 | Jul 13, 1977 | Tesoro Petroleum Corporation | Dimmit | Crenshaw, Rosa E. #84 | 7,000 | 12731244 |
| 2549 | Jul 8, 1977 | Jul 8, 1977 | Tesoro Petroleum Corporation | Dimmit | Elaine Field/San Miguel/Unit #14 | 4,504 | 12780131 |