| 85013 | Jun 25, 1980 | Jun 25, 1980 | Southwestern Gas Expl. Corp. | Wise | Huddleston-Vinson #2 | 4,300 | 49731896 |
| 85096 | Jun 17, 1980 | Jun 17, 1980 | Southwestern Gas Expl. Corp. | Wise | Norwood, J. A. #1 | 6,800 | 49731876 |
| 82849 | Jun 3, 1980 | Jun 3, 1980 | Southwestern Gas Expl. Corp. | Wise | Leon, Violet M. #1 | 6,500 | 49731880 |
| 82820 | Jun 3, 1980 | Jun 3, 1980 | Southwestern Gas Expl. Corp. | Wise | Engler, Louis -B- #1 | 6,350 | 49731877 |
| 81642 | May 20, 1980 | May 20, 1980 | Southwestern Gas Expl. Corp. | Parker | Howard, R. R. #2 | 5,100 | 36731914 |
| 79466 | Apr 28, 1980 | Apr 28, 1980 | Southwestern Gas Expl. Corp. | Jack | Richards "1591" #1 | 5,320 | 23733141 |
| 77850 | Apr 10, 1980 | Apr 10, 1980 | Southwestern Gas Expl. Corp. | Parker | Wilkerson, Jim W. #1 | 6,300 | 36731895 |
| 77357 | Apr 4, 1980 | Apr 4, 1980 | Southwestern Gas Expl. Corp. | Jack | Peavy, S. H. Jr. "A" #1A | 4,400 | 23733106 |
| 77355 | Apr 4, 1980 | Apr 4, 1980 | Southwestern Gas Expl. Corp. | Wise | Adams-Southwest #4 | 6,300 | 49731823 |
| 76766 | Mar 28, 1980 | Mar 28, 1980 | Southwestern Gas Expl. Corp. | Wise | Smith, Jack G. #1 | 6,800 | 49731816 |
| 76080 | Mar 24, 1980 | Mar 24, 1980 | Southwestern Gas Expl. Corp. | Erath | Ramseur, R. #1 | 3,900 | 14330631 |
| 76078 | Mar 24, 1980 | Mar 24, 1980 | Southwestern Gas Expl. Corp. | Erath | Sanders, L. D. #1 | 3,900 | 14330630 |
| 75709 | Mar 20, 1980 | Mar 20, 1980 | Southwestern Gas Expl. Corp. | Wise | Scroggins, H. D. #1 | 6,550 | 49731798 |
| 75646 | Mar 12, 1980 | Mar 12, 1980 | Southwestern Gas Expl. Corp. | Parker | De Shazo, Fuller #1 | 6,300 | 36731884 |
| 72323 | Feb 11, 1980 | Feb 11, 1980 | Southwestern Gas Expl. Corp. | Parker | Wiley, G. D. #4 | 5,800 | 36731863 |
| 72287 | Jan 28, 1980 | Jan 28, 1980 | Southwestern Gas Expl. Corp. | Jack | Crum, R. L. #1 | 5,200 | 23733011 |
| 70737 | Jan 24, 1980 | Jan 24, 1980 | Southwestern Gas Expl. Corp. | Wise | Kelley, Edith Unit #1 | 6,300 | 49731740 |
| 69199 | Jan 10, 1980 | Jan 10, 1980 | Southwestern Gas Expl. Corp. | Jack | Richards "472" #16 | 2,000 | 23732986 |
| 67693 | Dec 28, 1979 | Dec 28, 1979 | Southwestern Gas Expl. Corp. | Jack | Lindsey Ranch "A" #2 | 5,750 | 23732968 |
| 66357 | Dec 10, 1979 | Dec 10, 1979 | Southwestern Gas Expl. Corp. | Jack | Owen, J. B. "A" #1 | 5,222 | 23732936 |
| 64852 | Nov 28, 1979 | Nov 28, 1979 | Southwestern Gas Expl. Corp. | Wise | Rogers #1 | 6,500 | 49731687 |
| 63403 | Nov 9, 1979 | Nov 9, 1979 | Southwestern Gas Expl. Corp. | Parker | Maberry, J. & R. #1 | 6,200 | 36731790 |
| 62081 | Oct 26, 1979 | Oct 26, 1979 | Southwestern Gas Expl. Corp. | Parker | Wiley, G. D. #3 | 6,100 | 36731777 |
| 61523 | Oct 22, 1979 | Oct 22, 1979 | Southwestern Gas Expl. Corp. | Stephens | Fambro "35" #2 | 2,250 | 42932318 |
| 61522 | Oct 22, 1979 | Oct 22, 1979 | Southwestern Gas Expl. Corp. | Stephens | Fambro "35" #3 | 2,300 | 42932317 |
| 61468 | Oct 22, 1979 | Oct 22, 1979 | Southwestern Gas Expl. Corp. | Jack | Richards "472" #15 | 2,100 | 23732853 |
| 61466 | Oct 22, 1979 | Oct 22, 1979 | Southwestern Gas Expl. Corp. | Jack | Richards "472" #14 | 2,000 | 23732852 |
| 61292 | Oct 19, 1979 | Oct 19, 1979 | Southwestern Gas Expl. Corp. | Stephens | Greenlee, R. L. #2 | 2,050 | 42932314 |
| 58999 | Sep 26, 1979 | Sep 26, 1979 | Southwestern Gas Expl. Corp. | Palo Pinto | Marquess, F. H. #1 | 4,500 | 36332210 |
| 57576 | Sep 10, 1979 | Sep 10, 1979 | Southwestern Gas Expl. Corp. | Wise | Wilson, Gaylen #1 | 7,075 | 49731609 |
| 56996 | Aug 31, 1979 | Aug 31, 1979 | Southwestern Gas Expl. Corp. | Parker | Gregory, Virginia P. #1 | 5,400 | 36731726 |
| 55699 | Aug 15, 1979 | Aug 15, 1979 | Southwestern Gas Expl. Corp. | Parker | Wallace, A. J. #1 | 4,758 | 36731710 |
| 55568 | Aug 14, 1979 | Aug 14, 1979 | Southwestern Gas Expl. Corp. | Jack | Lindsey Ranch #6 | 6,100 | 23732757 |
| 55178 | Aug 9, 1979 | Aug 9, 1979 | Southwestern Gas Expl. Corp. | Jack | Oliver, Clara #1 | 6,850 | 23732748 |
| 55075 | Aug 9, 1979 | Aug 9, 1979 | Southwestern Gas Expl. Corp. | Erath | Parkey Ranch #11 | 5,300 | 14330516 |
| 53846 | Jul 27, 1979 | Jul 27, 1979 | Southwestern Gas Expl. Corp. | Erath | Winslett, O. C. #2 | 5,020 | 14330510 |
| 53714 | Jul 25, 1979 | Jul 25, 1979 | Southwestern Gas Expl. Corp. | Jack | Ferrell, M. E. #4 | 5,500 | 23732719 |
| 52856 | Jul 16, 1979 | Jul 16, 1979 | Southwestern Gas Expl. Corp. | Jack | Craft-Jones #4 | 5,145 | 23732696 |
| 52469 | Jul 10, 1979 | Jul 10, 1979 | Southwestern Gas Expl. Corp. | Parker | Ballard, F. B. "B" #1 | 5,400 | 36731676 |
| 52375 | Jul 6, 1979 | Jul 6, 1979 | Southwestern Gas Expl. Corp. | Jack | Richards "472" #13 | 2,000 | 23732690 |
| 51929 | Jun 29, 1979 | Jun 29, 1979 | Southwestern Gas Expl. Corp. | Jack | Craft-Jones #3 | 5,135 | 23732684 |
| 51660 | Jun 26, 1979 | Jun 26, 1979 | Southwestern Gas Expl. Corp. | Wise | Mitchell, W. B. Unit #1 | 6,450 | 49731538 |
| 51076 | Jun 19, 1979 | Jun 19, 1979 | Southwestern Gas Expl. Corp. | Wise | Collins, Bertha "A" #1 | 6,500 | 49731529 |
| 50881 | Jun 8, 1979 | Jun 8, 1979 | Southwestern Gas Expl. Corp. | Wise | Finlayson, O. T. #1 | 4,246 | 49731235 |
| 49805 | May 31, 1979 | May 31, 1979 | Southwestern Gas Expl. Corp. | Erath | Keith, C. F. #6 | 4,975 | 14330491 |
| 49754 | May 30, 1979 | May 30, 1979 | Southwestern Gas Expl. Corp. | Parker | Ballard, F. B. "A" #1 | 5,398 | 36731640 |
| 49037 | May 23, 1979 | May 23, 1979 | Southwestern Gas Expl. Corp. | Parker | Vick, H. V. Unit #1 | 6,400 | 36731631 |
| 49017 | May 23, 1979 | May 23, 1979 | Southwestern Gas Expl. Corp. | Parker | Duvall, H. D. #1 | 5,400 | 36731629 |
| 48682 | May 17, 1979 | May 17, 1979 | Southwestern Gas Expl. Corp. | Wise | Engler, Louis Unit #1 | 6,250 | 49731493 |
| 48513 | May 15, 1979 | May 15, 1979 | Southwestern Gas Expl. Corp. | Wise | Vollintine Land & Cattle Co. #2 | 6,750 | 49731489 |
| 50310 | May 14, 1979 | May 14, 1979 | Southwestern Gas Expl. Corp. | Hood | Peveler, M. #4 | 5,400 | 22130554 |
| 48224 | May 10, 1979 | May 10, 1979 | Southwestern Gas Expl. Corp. | Erath | Ulmer, C. M. #2 | 5,122 | 14330485 |
| 47670 | May 2, 1979 | May 2, 1979 | Southwestern Gas Expl. Corp. | Erath | Parkey Ranch #9 | 5,250 | 14330481 |
| 47378 | Apr 27, 1979 | Apr 27, 1979 | Southwestern Gas Expl. Corp. | Erath | Parkey Ranch #10 | 5,250 | 14330479 |
| 47308 | Apr 26, 1979 | Apr 26, 1979 | Southwestern Gas Expl. Corp. | Erath | Keith, C. F. #5 | 5,100 | 14330478 |
| 47258 | Apr 26, 1979 | Apr 26, 1979 | Southwestern Gas Expl. Corp. | Erath | Deaver, A. Unit #1 | 4,850 | 14330477 |
| 47233 | Apr 26, 1979 | Apr 26, 1979 | Southwestern Gas Expl. Corp. | Wise | Bennett, Wiliam #1 | 4,500 | 49731474 |
| 47169 | Apr 25, 1979 | Apr 25, 1979 | Southwestern Gas Expl. Corp. | Parker | Peek, I. M. Unit #1 | 6,600 | 36731610 |
| 47069 | Apr 24, 1979 | Apr 24, 1979 | Southwestern Gas Expl. Corp. | Erath | Yarbrough, C. L. #1 | 5,000 | 14330475 |
| 47000 | Apr 23, 1979 | Apr 23, 1979 | Southwestern Gas Expl. Corp. | Parker | Young, Mary M. #1 | 6,300 | 36731607 |
| 46625 | Apr 17, 1979 | Apr 17, 1979 | Southwestern Gas Expl. Corp. | Wise | Hillin, W. D. #1 | 6,900 | 49731465 |
| 46245 | Apr 12, 1979 | Apr 12, 1979 | Southwestern Gas Expl. Corp. | Jack | Ferrell, M. E. #3 | 5,500 | 23732586 |
| 46207 | Apr 12, 1979 | Apr 12, 1979 | Southwestern Gas Expl. Corp. | Jack | Richards "472" #12 | 2,100 | 23732585 |
| 45649 | Apr 3, 1979 | Apr 3, 1979 | Southwestern Gas Expl. Corp. | Wise | Austin, R. E. Unit #1 | 6,200 | 49731454 |
| 45578 | Apr 3, 1979 | Apr 3, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #7 | 1,050 | 36731586 |
| 45574 | Apr 3, 1979 | Apr 3, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #8 | 6,102 | 36731585 |
| 45228 | Mar 28, 1979 | Mar 28, 1979 | Southwestern Gas Expl. Corp. | Wise | Vollintine Land & Cattle Co. #1 | 6,750 | 49731452 |
| 45040 | Mar 26, 1979 | Mar 26, 1979 | Southwestern Gas Expl. Corp. | Wise | Casey, Ray #1 | 6,900 | 49731447 |
| 45023 | Mar 26, 1979 | Mar 26, 1979 | Southwestern Gas Expl. Corp. | Jack | King, B. #1 | 5,200 | 23732555 |
| 44810 | Mar 22, 1979 | Mar 22, 1979 | Southwestern Gas Expl. Corp. | Hood | Peveler, M. #5 | 5,400 | 22130565 |
| 44771 | Mar 21, 1979 | Mar 21, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #6 | 6,100 | 36731572 |
| 44447 | Mar 16, 1979 | Mar 16, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #5 | 6,100 | 36731565 |
| 44310 | Mar 14, 1979 | Mar 14, 1979 | Southwestern Gas Expl. Corp. | Jack | Craft-Jones #2 | 5,172 | 23732547 |
| 44248 | Mar 14, 1979 | Mar 14, 1979 | Southwestern Gas Expl. Corp. | Parker | Elliott, G. A. #1 | 6,300 | 36731563 |
| 43959 | Mar 8, 1979 | Mar 8, 1979 | Southwestern Gas Expl. Corp. | Parker | Windgate, L. D. Unit #1 | 6,200 | 36731558 |
| 44103 | Feb 28, 1979 | Feb 28, 1979 | Southwestern Gas Expl. Corp. | Erath | Drake, R. T. "A" #1 | 5,300 | 14330452 |
| 43190 | Feb 26, 1979 | Feb 26, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #4 | 6,100 | 36731545 |
| 43162 | Feb 26, 1979 | Feb 26, 1979 | Southwestern Gas Expl. Corp. | Erath | Keith, C. F. #4 | 5,150 | 14330453 |
| 43039 | Feb 23, 1979 | Feb 23, 1979 | Southwestern Gas Expl. Corp. | Wise | Smith, W. T. Unit #1 | 6,500 | 49731422 |
| 42841 | Feb 20, 1979 | Feb 20, 1979 | Southwestern Gas Expl. Corp. | Callahan | Ross, A. C. "110" #1 | 4,550 | 05932178 |
| 42839 | Feb 20, 1979 | Feb 20, 1979 | Southwestern Gas Expl. Corp. | Callahan | Ross, H. W. "108" #1 | 4,480 | 05932177 |
| 42838 | Feb 20, 1979 | Feb 20, 1979 | Southwestern Gas Expl. Corp. | Callahan | Macdonald, Lea "101" #1 | 4,730 | 05932176 |
| 42722 | Feb 20, 1979 | Feb 20, 1979 | Southwestern Gas Expl. Corp. | Wise | Logan, Paul Unit #1 | 6,750 | 49731420 |
| 42721 | Feb 20, 1979 | Feb 20, 1979 | Southwestern Gas Expl. Corp. | Wise | Robertson, V. A. #1 | 6,153 | 49731419 |
| 42521 | Feb 14, 1979 | Feb 14, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #3 | 6,100 | 36731536 |
| 41779 | Jan 30, 1979 | Jan 30, 1979 | Southwestern Gas Expl. Corp. | Parker | Little Bear Ranch #2 | 6,100 | 36731531 |
| 41174 | Jan 19, 1979 | Jan 19, 1979 | Southwestern Gas Expl. Corp. | Jack | Ferrell-Richards #3 | 5,500 | 23732506 |
| 39115 | Dec 18, 1978 | Dec 18, 1978 | Southwestern Gas Expl. Corp. | Parker | Stenger, C. M. #1 | 6,000 | 36731473 |
| 38819 | Dec 13, 1978 | Dec 13, 1978 | Southwestern Gas Expl. Corp. | Jack | Craft-Jones #1 | 5,140 | 23732467 |
| 38765 | Dec 13, 1978 | Dec 13, 1978 | Southwestern Gas Expl. Corp. | Hood | Rhoades, E. L. Unit #1 | 5,300 | 22130546 |
| 33257 | Sep 22, 1978 | Sep 22, 1978 | Southwestern Gas Expl. Corp. | Hood | Peveler, M. #3 | 5,400 | 22130520 |
| 32430 | Sep 12, 1978 | Sep 12, 1978 | Southwestern Gas Expl. Corp. | Parker | City of Weatherford #1 | 5,300 | 36731355 |
| 31080 | Aug 22, 1978 | Aug 22, 1978 | Southwestern Gas Expl. Corp. | Hood | Huffstutler, Ira #1 | 5,400 | 22130511 |
| 28504 | Jul 14, 1978 | Jul 14, 1978 | Southwestern Gas Expl. Corp. | Erath | Winslett, O. C. #1 | 5,300 | 14330376 |
| 22490 | Apr 19, 1978 | Apr 19, 1978 | Southwestern Gas Expl. Corp. | Erath | Parkey Ranch #2 | 5,300 | 14330333 |