| 148969 | Jan 27, 1982 | Jan 27, 1982 | American Petrofina Co. of Tex. | Smith | Ware, J.F. # 1 #1 | 12,000 | 42330560 |
| 148573 | Jan 26, 1982 | Jan 26, 1982 | American Petrofina Co. of Tex. | Live Oak | Lucille Horton et al Unit #1-93 | 16,000 | 29732963 |
| 148012 | Jan 21, 1982 | Jan 21, 1982 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #1102 W | 3,300 | 33532215 |
| 148010 | Jan 21, 1982 | Jan 21, 1982 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #703 W | 3,300 | 33532216 |
| 147870 | Jan 20, 1982 | Jan 20, 1982 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #401W | 3,000 | 33532214 |
| 147503 | Jan 6, 1982 | Jan 6, 1982 | American Petrofina Co. of Tex. | Nueces | State Tract 973 #10 | 8,702 | 35531943 |
| 147653 | Dec 31, 1981 | Dec 31, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #210 | 3,196 | 33532220 |
| 147644 | Dec 31, 1981 | Dec 31, 1981 | American Petrofina Co. of Tex. | Victoria | Jacobs, C.Y. #6 | 8,300 | 46931869 |
| 147549 | Dec 31, 1981 | Dec 31, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #202W | 3,000 | 33532218 |
| 147548 | Dec 31, 1981 | Dec 31, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #603 W | 3,300 | 33532217 |
| 145324 | Dec 23, 1981 | Dec 23, 1981 | American Petrofina Co. of Tex. | Chambers | Miller, A.L. "A" #2 | 8,403 | 07181899 |
| 145249 | Dec 22, 1981 | Dec 22, 1981 | American Petrofina Co. of Tex. | Calhoun | Smith, Irma May #4 | 9,350 | 05731152 |
| 144803 | Dec 18, 1981 | Dec 18, 1981 | American Petrofina Co. of Tex. | Matagorda | J.F. Smith et al Unit 1 #1 | 8,250 | 32131207 |
| 147468 | Dec 11, 1981 | Dec 11, 1981 | American Petrofina Co. of Tex. | Nueces | State Tract 973 #7 | 5,876 | 35502197 |
| 143797 | Dec 10, 1981 | Dec 10, 1981 | American Petrofina Co. of Tex. | Calhoun | Meeks, D.W. et al "B" #1 | 9,350 | 05731150 |
| 142964 | Dec 7, 1981 | Dec 7, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #3WSW | 650 | 33532174 |
| 142817 | Dec 7, 1981 | Dec 7, 1981 | American Petrofina Co. of Tex. | Calhoun | Willmann, R.R. #1 | 8,894 | 05731147 |
| 142629 | Dec 3, 1981 | Dec 3, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #1405 | 3,300 | 33532182 |
| 142626 | Dec 3, 1981 | Dec 3, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #1406 | 3,300 | 33532181 |
| 142623 | Dec 3, 1981 | Dec 3, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #1404 | 3,300 | 33532180 |
| 142622 | Dec 3, 1981 | Dec 3, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #907 | 3,000 | 33532179 |
| 142621 | Dec 3, 1981 | Dec 3, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #708 | 3,000 | 33532178 |
| 142620 | Dec 3, 1981 | Dec 3, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #605 | 3,000 | 33532177 |
| 142157 | Nov 24, 1981 | Nov 24, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #809 | 3,300 | 33532176 |
| 141529 | Nov 24, 1981 | Nov 24, 1981 | American Petrofina Co. of Tex. | Hidalgo | Ramey, Alex #7 | 7,800 | 21531201 |
| 141506 | Nov 24, 1981 | Nov 24, 1981 | American Petrofina Co. of Tex. | Chambers | Miller, A.L. "A" #1 | 8,476 | 07100983 |
| 146446 | Nov 16, 1981 | Nov 16, 1981 | American Petrofina Co. of Tex. | Nueces | State Tract 973 #8 | 5,838 | 35502198 |
| 140949 | Nov 13, 1981 | Nov 13, 1981 | American Petrofina Co. of Tex. | Rusk | Miller, Freeman #1 | 7,586 | 40100407 |
| 143353 | Nov 6, 1981 | Nov 6, 1981 | American Petrofina Co. of Tex. | San Patricio | Baldwin, J.C. #5 | 6,062 | 40903248 |
| 139618 | Nov 5, 1981 | Nov 5, 1981 | American Petrofina Co. of Tex. | Wichita | Mangold, Staley Unit #118 | 3,950 | 48537878 |
| 138852 | Oct 29, 1981 | Oct 29, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman "F" #1 | 3,000 | 33532165 |
| 138848 | Oct 29, 1981 | Oct 29, 1981 | American Petrofina Co. of Tex. | Mitchell | Coleman Ranch Unit #1407 | 3,300 | 33532164 |
| 138458 | Oct 26, 1981 | Oct 26, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #2305 | 3,200 | 33532149 |
| 138415 | Oct 26, 1981 | Oct 26, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1107 | 3,200 | 33532146 |
| 138412 | Oct 26, 1981 | Oct 26, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1309 | 3,200 | 33532147 |
| 138409 | Oct 26, 1981 | Oct 26, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1203 | 3,200 | 33532148 |
| 138403 | Oct 26, 1981 | Oct 26, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #714 | 3,200 | 33532145 |
| 162332 | Oct 23, 1981 | Oct 23, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #35A | 2,700 | 18731770 |
| 136945 | Oct 19, 1981 | Oct 19, 1981 | American Petrofina Co. of Tex. | Hidalgo | Young Unit #4 | 7,800 | 21531188 |
| 136996 | Oct 16, 1981 | Oct 16, 1981 | American Petrofina Co. of Tex. | Hidalgo | Slavik #7 | 8,331 | 21531189 |
| 136605 | Oct 14, 1981 | Oct 14, 1981 | American Petrofina Co. of Tex. | Nueces | Kaiser, P.W. #2 | 7,000 | 35531867 |
| 138060 | Oct 13, 1981 | Oct 13, 1981 | American Petrofina Co. of Tex. | Duval | Welder "D" #1 | 3,000 | 13135434 |
| 135505 | Oct 5, 1981 | Oct 5, 1981 | American Petrofina Co. of Tex. | Goliad | Reed, D. M. #1 | 8,325 | 17501370 |
| 133261 | Sep 15, 1981 | Sep 15, 1981 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #326 | 3,215 | 16981131 |
| 131951 | Sep 2, 1981 | Sep 2, 1981 | American Petrofina Co. of Tex. | Wichita | Burnside "E" #4 | 3,050 | 48537732 |
| 130851 | Aug 24, 1981 | Aug 24, 1981 | American Petrofina Co. of Tex. | Smith | Chadwick Gas Unit #1 #1 | 11,859 | 42330510 |
| 130552 | Aug 20, 1981 | Aug 20, 1981 | American Petrofina Co. of Tex. | Shackelford | Matthews "C" #88 | 5,000 | 41734117 |
| 128577 | Aug 3, 1981 | Aug 3, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "B" #2 | 2,700 | 18731772 |
| 128576 | Aug 3, 1981 | Aug 3, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #36 | 2,700 | 18731771 |
| 128575 | Aug 3, 1981 | Aug 3, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #35 | 2,700 | 18731770 |
| 128573 | Aug 3, 1981 | Aug 3, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "A" #74 | 2,700 | 18731769 |
| 126741 | Jul 24, 1981 | Jul 24, 1981 | American Petrofina Co. of Tex. | Shackelford | Morris "M" #60 | 1,750 | 41734061 |
| 126206 | Jul 22, 1981 | Jul 22, 1981 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #324 | 3,100 | 16931599 |
| 126202 | Jul 22, 1981 | Jul 22, 1981 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #417 | 3,100 | 16931598 |
| 126200 | Jul 22, 1981 | Jul 22, 1981 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #416 | 3,100 | 16931597 |
| 126198 | Jul 22, 1981 | Jul 22, 1981 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #323 | 3,100 | 16931596 |
| 126197 | Jul 22, 1981 | Jul 22, 1981 | American Petrofina Co. of Tex. | Garza | Southwest Garza Unit #322 | 3,100 | 16931595 |
| 126761 | Jul 16, 1981 | Jul 16, 1981 | American Petrofina Co. of Tex. | Shackelford | Morris "M" #59 | 1,750 | 41734063 |
| 126744 | Jul 16, 1981 | Jul 16, 1981 | American Petrofina Co. of Tex. | Shackelford | Morris "M" #58 | 1,750 | 41734062 |
| 125217 | Jul 15, 1981 | Jul 15, 1981 | American Petrofina Co. of Tex. | Fisher | Holland, Pearce "A" #4 D | 5,962 | 15100504 |
| 122719 | Jun 26, 1981 | Jun 26, 1981 | American Petrofina Co. of Tex. | Stephens | Milam, E.B. #8 | 4,630 | 42932946 |
| 129983 | Jun 19, 1981 | Jun 19, 1981 | American Petrofina Co. of Tex. | Nueces | Rivers, W. C. Lease #6 | 6,812 | 35531174 |
| 120270 | Jun 9, 1981 | Jun 9, 1981 | American Petrofina Co. of Tex. | Freestone | Robinson, Ruth #1 | 12,346 | 16130671 |
| 123125 | Jun 2, 1981 | Jun 2, 1981 | American Petrofina Co. of Tex. | Goliad | Reed, D.M. #4 | 5,400 | 17531390 |
| 119391 | May 22, 1981 | May 22, 1981 | American Petrofina Co. of Tex. | Smith | Kickapoo Creek Gas Unit 1 #1 | 12,500 | 42330487 |
| 118364 | May 7, 1981 | May 7, 1981 | American Petrofina Co. of Tex. | Titus | Pewitt C #8 | 4,800 | 44930326 |
| 305308 | May 4, 1981 | May 4, 1981 | American Petrofina Co. of Tex. | Garza | Post Estate "B" #2D | 3,275 | 16931447 |
| 117490 | May 4, 1981 | May 4, 1981 | American Petrofina Co. of Tex. | Garza | Post Estate "A" #2 D | 3,275 | 16931448 |
| 116415 | Apr 29, 1981 | Apr 29, 1981 | American Petrofina Co. of Tex. | Smith | Wilson, Vernon Gas Unit #1 | 12,500 | 42330480 |
| 116171 | Apr 27, 1981 | Apr 27, 1981 | American Petrofina Co. of Tex. | Hidalgo | Ramos, J. #1 D | 8,300 | 21501384 |
| 116008 | Apr 24, 1981 | Apr 24, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #18-W | 3,150 | 33531996 |
| 118474 | Apr 23, 1981 | Apr 23, 1981 | American Petrofina Co. of Tex. | Nueces | State Tract 976 #4 | 5,650 | 35502218 |
| 119076 | Apr 22, 1981 | Apr 22, 1981 | American Petrofina Co. of Tex. | Jim Wells | De Garcia, Paula V. #15 | 5,730 | 24901949 |
| 119075 | Apr 22, 1981 | Apr 22, 1981 | American Petrofina Co. of Tex. | Jim Wells | De Garcia, Paula V. #15 | 5,730 | 24981441 |
| 115572 | Apr 17, 1981 | Apr 17, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #338 | 3,150 | 33531980 |
| 115995 | Apr 16, 1981 | Apr 16, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #28-W | 3,150 | 33531972 |
| 115990 | Apr 16, 1981 | Apr 16, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #27 W | 3,150 | 33531971 |
| 115923 | Apr 14, 1981 | Apr 14, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #30-W | 3,150 | 33531979 |
| 115100 | Apr 14, 1981 | Apr 14, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #33 | 270 | 18731540 |
| 115591 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #339 | 3,150 | 33531974 |
| 115590 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #341 | 3,150 | 33531978 |
| 115589 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1844 | 3,150 | 33531977 |
| 115588 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #533 | 3,150 | 33531973 |
| 115587 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #19-W | 3,150 | 33531976 |
| 115586 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #340 | 3,150 | 33531975 |
| 115585 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1843 | 3,150 | 33531984 |
| 115570 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #417 | 3,150 | 33531981 |
| 115565 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1842 | 3,150 | 33531983 |
| 115561 | Apr 13, 1981 | Apr 13, 1981 | American Petrofina Co. of Tex. | Mitchell | Westbrook Southeast Unit #1841 | 3,150 | 33531982 |
| 114729 | Apr 7, 1981 | Apr 7, 1981 | American Petrofina Co. of Tex. | Guadalupe | Denman "C" #32 | 2,700 | 18731529 |
| 119275 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Titus | Pewitt "I" #3R | 4,750 | 44930311 |
| 114003 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #327 | 3,100 | 16931495 |
| 114002 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #326 | 3,100 | 16931494 |
| 114001 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #325 | 3,100 | 16931493 |
| 114000 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #324 | 3,100 | 16931492 |
| 113999 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #323 | 3,100 | 16931491 |
| 113998 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #322 | 3,100 | 16931490 |
| 113997 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #320 | 3,100 | 16931489 |
| 113996 | Apr 2, 1981 | Apr 2, 1981 | American Petrofina Co. of Tex. | Garza | Southeast Garza Unit #321 | 3,100 | 16931488 |
| 84095 | Mar 25, 1981 | Mar 25, 1981 | American Petrofina Co. of Tex. | Nueces | Union Central -B- #19 | 9,600 | 35531593 |