| 89400 | Aug 11, 1980 | Aug 11, 1980 | Petroleum Corporation of Texas | Goliad | Dietzel, Walter #1 | 4,700 | 17531382 |
| 89322 | Aug 11, 1980 | Aug 11, 1980 | Petroleum Corporation of Texas | Stephens | Martin-Sylvanus #2 | 3,350 | 42932640 |
| 88137 | Jul 28, 1980 | Jul 28, 1980 | Petroleum Corporation of Texas | Crockett | University-Phillips #18 | 2,800 | 10532943 |
| 88134 | Jul 24, 1980 | Jul 24, 1980 | Petroleum Corporation of Texas | Crockett | University-Phillips #17 | 2,800 | 10532944 |
| 87425 | Jul 22, 1980 | Jul 22, 1980 | Petroleum Corporation of Texas | Young | Section 606 #1 | 4,000 | 50300117 |
| 86334 | Jul 10, 1980 | Jul 10, 1980 | Petroleum Corporation of Texas | Stephens | Stevenson-Jones Unit #24W | 3,300 | 42932600 |
| 85745 | Jul 3, 1980 | Jul 3, 1980 | Petroleum Corporation of Texas | Shackelford | Elliott, Ann #2 | 4,400 | 41733408 |
| 87091 | Jun 30, 1980 | Jun 30, 1980 | Petroleum Corporation of Texas | Stephens | Stevenson-Jones #23 | 3,300 | 42932597 |
| 83866 | Jun 13, 1980 | Jun 13, 1980 | Petroleum Corporation of Texas | Stephens | South Ward Unit #3 | 3,300 | 42932571 |
| 83602 | Jun 11, 1980 | Jun 11, 1980 | Petroleum Corporation of Texas | Ector | Parker "A" #10 | 4,400 | 13533391 |
| 82891 | Jun 4, 1980 | Jun 4, 1980 | Petroleum Corporation of Texas | Stephens | Dickie Unit #11 | 3,300 | 42932550 |
| 82345 | May 29, 1980 | May 29, 1980 | Petroleum Corporation of Texas | Harris | Baker, Hance #4 | 7,300 | 20131066 |
| 80539 | May 5, 1980 | May 5, 1980 | Petroleum Corporation of Texas | Stephens | Burch Unit #2 | 3,400 | 42932425 |
| 79472 | Apr 28, 1980 | Apr 28, 1980 | Petroleum Corporation of Texas | Winkler | Halley "B" #14 | 3,100 | 49531197 |
| 79431 | Apr 28, 1980 | Apr 28, 1980 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #47 | 3,300 | 42932498 |
| 78424 | Apr 16, 1980 | Apr 16, 1980 | Petroleum Corporation of Texas | Nolan | Bolin, C. H. #4 | 5,700 | 35330894 |
| 78281 | Apr 15, 1980 | Apr 15, 1980 | Petroleum Corporation of Texas | Stephens | Compton, Rubye "A" #1 | 4,000 | 42902406 |
| 77823 | Apr 10, 1980 | Apr 10, 1980 | Petroleum Corporation of Texas | Ector | Blakeney "32" #4 | 4,300 | 13533356 |
| 76881 | Apr 1, 1980 | Apr 1, 1980 | Petroleum Corporation of Texas | Stephens | Robbins, Mrs. J. A. #5 | 3,300 | 42932480 |
| 76880 | Apr 1, 1980 | Apr 1, 1980 | Petroleum Corporation of Texas | Stephens | Stevenson-Jones Unit #22 | 3,300 | 42932479 |
| 76866 | Apr 1, 1980 | Apr 1, 1980 | Petroleum Corporation of Texas | Stephens | Presbyterian Church Unit #1 | 3,300 | 42932478 |
| 76172 | Mar 25, 1980 | Mar 25, 1980 | Petroleum Corporation of Texas | Winkler | Brown-Altman "D" #6 | 3,300 | 49531180 |
| 76152 | Mar 25, 1980 | Mar 25, 1980 | Petroleum Corporation of Texas | Crane | Connell #3 B | 3,892 | 10332249 |
| 75937 | Mar 21, 1980 | Mar 21, 1980 | Petroleum Corporation of Texas | Stephens | Burch Unit #1 | 3,400 | 42932465 |
| 75336 | Mar 17, 1980 | Mar 17, 1980 | Petroleum Corporation of Texas | Winkler | Brown-Altman "D" #8 | 3,300 | 49531176 |
| 75335 | Mar 17, 1980 | Mar 17, 1980 | Petroleum Corporation of Texas | Winkler | Brown-Altman "D" #7 | 3,300 | 49531175 |
| 75334 | Mar 17, 1980 | Mar 17, 1980 | Petroleum Corporation of Texas | Winkler | Brown-Altman "D" #5 | 3,300 | 49531174 |
| 74827 | Mar 11, 1980 | Mar 11, 1980 | Petroleum Corporation of Texas | Ward | Trebol #17 | 2,800 | 47532061 |
| 74666 | Mar 10, 1980 | Mar 10, 1980 | Petroleum Corporation of Texas | Stephens | Curry, John #2 | 3,300 | 42932455 |
| 73422 | Feb 25, 1980 | Feb 25, 1980 | Petroleum Corporation of Texas | Lipscomb | Blau, Max #3 | 9,600 | 29530774 |
| 73103 | Feb 21, 1980 | Feb 21, 1980 | Petroleum Corporation of Texas | Stephens | Curry, A. J. #1 | 3,400 | 42932426 |
| 70976 | Jan 28, 1980 | Jan 28, 1980 | Petroleum Corporation of Texas | Stephens | Gonzolus-Walker #1 | 3,400 | 42932412 |
| 70704 | Jan 24, 1980 | Jan 24, 1980 | Petroleum Corporation of Texas | Crockett | University-Phillips #15 | 2,800 | 10532675 |
| 70703 | Jan 24, 1980 | Jan 24, 1980 | Petroleum Corporation of Texas | Crockett | University-Phillips #16 | 2,800 | 10532674 |
| 70317 | Jan 10, 1980 | Jan 10, 1980 | Petroleum Corporation of Texas | Crockett | University/Cities Service #9 | 2,800 | 10532586 |
| 67395 | Dec 20, 1979 | Dec 20, 1979 | Petroleum Corporation of Texas | Ector | Blakeney "29" #3 | 4,500 | 13533287 |
| 66394 | Dec 11, 1979 | Dec 11, 1979 | Petroleum Corporation of Texas | Stephens | Robbins, Mrs. J. A. #4 | 3,300 | 42932371 |
| 63843 | Nov 15, 1979 | Nov 15, 1979 | Petroleum Corporation of Texas | Duval | Peters, W. R. Estate "H" #1D | 5,858 | 13181305 |
| 62703 | Nov 1, 1979 | Nov 1, 1979 | Petroleum Corporation of Texas | Ector | Parker "A" #9 | 4,400 | 13533264 |
| 61832 | Oct 25, 1979 | Oct 25, 1979 | Petroleum Corporation of Texas | Stephens | Robbins, J. A. #1 | 3,350 | 42932328 |
| 58685 | Sep 24, 1979 | Sep 24, 1979 | Petroleum Corporation of Texas | Duval | Peters, W. R. Estate "H" #2D | 5,730 | 13182181 |
| 56640 | Aug 29, 1979 | Aug 29, 1979 | Petroleum Corporation of Texas | Brazos | Reisinger Unit No. 1 #1 | 9,500 | 04130465 |
| 55603 | Aug 15, 1979 | Aug 15, 1979 | Petroleum Corporation of Texas | Stephens | Compton, Rubye #1 | 4,100 | 42900714 |
| 53746 | Jul 26, 1979 | Jul 26, 1979 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #45W | 3,300 | 42932224 |
| 53744 | Jul 26, 1979 | Jul 26, 1979 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #39W | 3,300 | 42932225 |
| 53567 | Jul 24, 1979 | Jul 24, 1979 | Petroleum Corporation of Texas | Ector | Blakeney "32" #3 | 4,300 | 13533191 |
| 54306 | Jul 23, 1979 | Jul 23, 1979 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #12 | 950 | 22731909 |
| 53482 | Jul 23, 1979 | Jul 23, 1979 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #46 | 3,300 | 42932230 |
| 53481 | Jul 23, 1979 | Jul 23, 1979 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #40 | 3,300 | 42932229 |
| 53451 | Jul 23, 1979 | Jul 23, 1979 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #44 | 3,300 | 42932228 |
| 52850 | Jul 16, 1979 | Jul 16, 1979 | Petroleum Corporation of Texas | Stephens | Ellis-Robbins #2W | 3,300 | 42932214 |
| 50788 | Jun 15, 1979 | Jun 15, 1979 | Petroleum Corporation of Texas | Winkler | Brown-Altman "B" #15 | 3,300 | 49531061 |
| 50787 | Jun 15, 1979 | Jun 15, 1979 | Petroleum Corporation of Texas | Winkler | Brown-Altman "C" #10 | 3,300 | 49531060 |
| 51230 | Jun 5, 1979 | Jun 5, 1979 | Petroleum Corporation of Texas | Victoria | McFaddin, J. A. Estate #1 | 2,450 | 46903116 |
| 49345 | May 25, 1979 | May 25, 1979 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell "a" Unit #29W | 3,300 | 42932160 |
| 51002 | May 23, 1979 | May 23, 1979 | Petroleum Corporation of Texas | Stephens | Block 1 & 71 #1 | 3,300 | 42932129 |
| 48396 | May 14, 1979 | May 14, 1979 | Petroleum Corporation of Texas | Stephens | Rickels #1 | 4,281 | 42932140 |
| 50341 | Apr 26, 1979 | Apr 26, 1979 | Petroleum Corporation of Texas | Stephens | Bishop Unit #1 | 3,300 | 42932190 |
| 43152 | Feb 26, 1979 | Feb 26, 1979 | Petroleum Corporation of Texas | Ector | Blakeney "29" #2 | 4,500 | 13533136 |
| 43109 | Feb 26, 1979 | Feb 26, 1979 | Petroleum Corporation of Texas | Ector | Blakeney "32" #2 | 4,500 | 13533133 |
| 43468 | Feb 22, 1979 | Feb 22, 1979 | Petroleum Corporation of Texas | Jones | Williams, C. F. #2 | 3,200 | 25331141 |
| 40195 | Jan 4, 1979 | Jan 4, 1979 | Petroleum Corporation of Texas | Galveston | Flake, Henry J. Jr. Gas Unit #1 | 9,300 | 16730695 |
| 38936 | Nov 22, 1978 | Nov 22, 1978 | Petroleum Corporation of Texas | Victoria | McFaddin Estate #5 | 3,700 | 46931377 |
| 37072 | Nov 16, 1978 | Nov 16, 1978 | Petroleum Corporation of Texas | Stephens | Goble, Mike #1 | 2,850 | 42931717 |
| 36002 | Nov 1, 1978 | Nov 1, 1978 | Petroleum Corporation of Texas | Young | James (Caddo) Unit #5 | 4,000 | 50333015 |
| 35239 | Oct 20, 1978 | Oct 20, 1978 | Petroleum Corporation of Texas | Stephens | South Ward Unit #2 | 3,400 | 42931981 |
| 33716 | Sep 28, 1978 | Sep 28, 1978 | Petroleum Corporation of Texas | Stephens | Rogers, T. L. "B" #3 | 3,400 | 42931958 |
| 33715 | Sep 28, 1978 | Sep 28, 1978 | Petroleum Corporation of Texas | Stephens | Lowe, Daniel #3 | 3,400 | 42931957 |
| 33625 | Sep 27, 1978 | Sep 27, 1978 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #10 | 3,350 | 22731689 |
| 28690 | Jul 18, 1978 | Jul 18, 1978 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #43 | 3,300 | 42931899 |
| 28662 | Jul 18, 1978 | Jul 18, 1978 | Petroleum Corporation of Texas | Lubbock | Findley, Monnie #1 | 5,700 | 30330432 |
| 28604 | Jul 17, 1978 | Jul 17, 1978 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #41 | 3,300 | 42931898 |
| 26808 | Jun 19, 1978 | Jun 19, 1978 | Petroleum Corporation of Texas | Sutton | Davis, N. B. #9 | 5,000 | 43532086 |
| 26263 | Jun 12, 1978 | Jun 12, 1978 | Petroleum Corporation of Texas | Scurry | Myers, Dee #4-C | 3,550 | 41531258 |
| 26262 | Jun 12, 1978 | Jun 12, 1978 | Petroleum Corporation of Texas | Scurry | Myers, Dee #5-C | 3,550 | 41531257 |
| 25293 | May 26, 1978 | May 26, 1978 | Petroleum Corporation of Texas | Stephens | Walker-Caldwell #36 | 3,300 | 42931855 |
| 24961 | May 23, 1978 | May 23, 1978 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #9 | 3,350 | 22731622 |
| 24960 | May 23, 1978 | May 23, 1978 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #8 | 3,350 | 22731621 |
| 23215 | Apr 28, 1978 | Apr 28, 1978 | Petroleum Corporation of Texas | Stephens | South Ward Unit #1 | 3,300 | 42931835 |
| 21677 | Mar 31, 1978 | Mar 31, 1978 | Petroleum Corporation of Texas | Scurry | Myers, Dee #3-C | 3,550 | 41531217 |
| 20725 | Mar 24, 1978 | Mar 24, 1978 | Petroleum Corporation of Texas | Wichita | Lincoln, Abe #25 | 1,000 | 48534789 |
| 20091 | Mar 15, 1978 | Mar 15, 1978 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #6 | 3,350 | 22731591 |
| 20090 | Mar 15, 1978 | Mar 15, 1978 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #7 | 3,350 | 22731590 |
| 22815 | Mar 3, 1978 | Mar 3, 1978 | Petroleum Corporation of Texas | Starr | Slick Estate #1 | 8,300 | 42701405 |
| 19335 | Mar 3, 1978 | Mar 3, 1978 | Petroleum Corporation of Texas | Stephens | Curry "B" #12 | 3,300 | 42931785 |
| 19333 | Mar 3, 1978 | Mar 3, 1978 | Petroleum Corporation of Texas | Stephens | Sloan-Martin Unit #15 | 3,300 | 42931784 |
| 18838 | Feb 23, 1978 | Feb 23, 1978 | Petroleum Corporation of Texas | Crockett | University-Great Plains "B" #8 | 2,800 | 10531861 |
| 18836 | Feb 23, 1978 | Feb 23, 1978 | Petroleum Corporation of Texas | Crockett | University-Great Plains "B" #7 | 2,800 | 10531860 |
| 17781 | Feb 7, 1978 | Feb 7, 1978 | Petroleum Corporation of Texas | Duval | Lundell, E. C. #15 | 2,500 | 13132515 |
| 16034 | Jan 10, 1978 | Jan 10, 1978 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #5 | 3,350 | 22731561 |
| 15239 | Dec 12, 1977 | Dec 12, 1977 | Petroleum Corporation of Texas | Stephens | Goble, Mike #1 | 4,240 | 42931717 |
| 13162 | Dec 1, 1977 | Dec 1, 1977 | Petroleum Corporation of Texas | Throckmorton | Brown "1195" #1 | 4,058 | 44730773 |
| 12683 | Nov 22, 1977 | Nov 22, 1977 | Petroleum Corporation of Texas | Stephens | Robbins, J. A #3 | 3,308 | 42931716 |
| 12612 | Nov 22, 1977 | Nov 22, 1977 | Petroleum Corporation of Texas | Winkler | Brown-Altman "C" #8 | 3,300 | 49530899 |
| 12611 | Nov 22, 1977 | Nov 22, 1977 | Petroleum Corporation of Texas | Winkler | Brown-Altman "C" #9 | 3,300 | 49530898 |
| 12608 | Nov 22, 1977 | Nov 22, 1977 | Petroleum Corporation of Texas | Stephens | Sloan-Martin Unit #21 | 3,300 | 42931714 |
| 10661 | Oct 26, 1977 | Oct 26, 1977 | Petroleum Corporation of Texas | Reeves | Lee, B. G. #2-A | 3,400 | 38930908 |
| 10100 | Oct 18, 1977 | Oct 18, 1977 | Petroleum Corporation of Texas | Howard | Rosser, J. O. #4 | 3,400 | 22731510 |
| 9429 | Oct 11, 1977 | Oct 11, 1977 | Petroleum Corporation of Texas | Reeves | Lee, B. G. #2 | 940 | 38930904 |
| 9278 | Oct 6, 1977 | Oct 6, 1977 | Petroleum Corporation of Texas | Jones | Chittenden "A" #14 | 3,100 | 25330930 |