| 468655 | Oct 15, 1997 | Oct 15, 1997 | Union Pacific Resources Company | Panola | Cgu 29 #9 | 10,300 | 36533788 |
| 467778 | Oct 15, 1997 | Oct 15, 1997 | Union Pacific Resources Company | Crockett | Scheuber "A" #8 | 8,300 | 10537886 |
| 467777 | Oct 15, 1997 | Oct 15, 1997 | Union Pacific Resources Company | Crockett | Scheuber "B" #6 | 8,300 | 10537887 |
| 467776 | Oct 15, 1997 | Oct 15, 1997 | Union Pacific Resources Company | Crockett | Scheuber "A" #6 | 8,300 | 10537888 |
| 467496 | Oct 14, 1997 | Oct 14, 1997 | Union Pacific Resources Company | Crockett | Pierce-Henderson State 'Z' #7 | 7,400 | 10537881 |
| 465856 | Oct 14, 1997 | Oct 14, 1997 | Union Pacific Resources Company | Crockett | Moody #3309 | 7,600 | 10537817 |
| 468745 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Crockett | Moody #3305R | 7,600 | 10537906 |
| 468534 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Crockett | Robertson "6A" #2 | 7,000 | 10537902 |
| 468533 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Panola | Cgu 29 #8 | 10,300 | 36534233 |
| 468380 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #6105 | 4,500 | 12733126 |
| 468377 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #6104 | 4,500 | 12733127 |
| 468376 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #3514 | 4,500 | 12733128 |
| 468375 | Oct 13, 1997 | Oct 13, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #4204 | 4,500 | 12733129 |
| 468276 | Oct 10, 1997 | Oct 10, 1997 | Union Pacific Resources Company | Rusk | Rogers Estate Gas Unit #7 | 11,800 | 40132780 |
| 468582 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Webb | Dcrc 101F #19 | 3,000 | 47936646 |
| 468379 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Panola | Freeman Gas Unit #8 | 10,300 | 36533785 |
| 468378 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Rusk | Barksdale Estate Gas Unit #5 | 11,800 | 40132784 |
| 468374 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Rusk | Barksdale Estate Gas Unit #6 | 11,800 | 40132783 |
| 468373 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Rusk | Barksdale Estate Gas Unit #7 | 11,800 | 40132785 |
| 468277 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Rusk | Gay Taylor Gas Unit #5 | 11,800 | 40132777 |
| 467327 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Crockett | Moody #3308 | 7,600 | 10537874 |
| 466963 | Oct 9, 1997 | Oct 9, 1997 | Union Pacific Resources Company | Crockett | Pierce, J. S. "4D" #8 | 7,200 | 10537856 |
| 468017 | Oct 8, 1997 | Oct 8, 1997 | Union Pacific Resources Company | Zapata | Bravo Unit #3 | 9,000 | 50533686 |
| 468017Amendment | Oct 8, 1997 | Oct 8, 1997 | Union Pacific Resources Company | Zapata | Bravo Unit #3 | 9,000 | 50533686 |
| 467498 | Oct 8, 1997 | Oct 8, 1997 | Union Pacific Resources Company | Rusk | Roman Gas Unit #8 | 11,800 | 40132762 |
| 468275 | Oct 7, 1997 | Oct 7, 1997 | Union Pacific Resources Company | Rusk | Gay Taylor Gas Unit #7 | 11,800 | 40132781 |
| 468273 | Oct 7, 1997 | Oct 7, 1997 | Union Pacific Resources Company | Rusk | Gay Taylor Gas Unit #6 | 11,800 | 40132779 |
| 468181 | Oct 3, 1997 | Oct 3, 1997 | Union Pacific Resources Company | Panola | Cgu 30 #9 | 10,300 | 36533782 |
| 468180 | Oct 3, 1997 | Oct 3, 1997 | Union Pacific Resources Company | Panola | Cgu 4 #9 | 10,300 | 36533781 |
| 468061 | Oct 3, 1997 | Oct 3, 1997 | Union Pacific Resources Company | Crockett | Mitchell-State, Tom "20C" #4 | 7,500 | 10537898 |
| 468013 | Oct 3, 1997 | Oct 3, 1997 | Union Pacific Resources Company | Crockett | Bean "2" #2 | 9,800 | 10537894 |
| 468316 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Lee | Swordfish Unit #1 | 11,000 | 28732494 |
| 468315 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #612 | 4,500 | 12733125 |
| 468314 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Jasper | Pearl #1H | 12,500 | 24130644 |
| 468313 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Sutton | McDermott '23' #2HH | 6,000 | 43534753 |
| 468312 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Lavaca | Long Unit #1H | 17,000 | 28532539 |
| 468311 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Crockett | Acton, Pamela #4RHH | 11,800 | 10534483 |
| 468018 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Zapata | Bravo Unit #2 | 9,000 | 50533685 |
| 468018Amendment | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Zapata | Bravo Unit #2 | 9,500 | 50533685 |
| 468016 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Crockett | Warren, W. K. Foundation "24" #10 | 7,200 | 10537896 |
| 468015 | Oct 2, 1997 | Oct 2, 1997 | Union Pacific Resources Company | Crockett | Warren, W. K. Foundation "24" #9 | 7,200 | 10537895 |
| 468237 | Oct 1, 1997 | Oct 1, 1997 | Union Pacific Resources Company | Robertson | Riverbend Unit #1H | 6,600 | 39530539 |
| 466550 | Oct 1, 1997 | Oct 1, 1997 | Union Pacific Resources Company | Rusk | Leath Estate Gas Unit #5 | 11,800 | 40132755 |
| 468014 | Sep 29, 1997 | Sep 29, 1997 | Union Pacific Resources Company | Crockett | Moody Minerals "21B" #5 | 7,450 | 10537893 |
| 468069 | Sep 26, 1997 | Sep 26, 1997 | Union Pacific Resources Company | Panola | Cgu 5 #7 | 10,300 | 36533776 |
| 467964 | Sep 24, 1997 | Sep 24, 1997 | Union Pacific Resources Company | Lee | Rost Unit #1H | 8,850 | 28732249 |
| 467665 | Sep 24, 1997 | Sep 24, 1997 | Union Pacific Resources Company | Rusk | Rogers Estate Gas Unit #6 | 11,800 | 40132770 |
| 467664 | Sep 24, 1997 | Sep 24, 1997 | Union Pacific Resources Company | Rusk | Rogers Estate Gas Unit #5 | 11,800 | 40132769 |
| 465705 | Sep 24, 1997 | Sep 24, 1997 | Union Pacific Resources Company | Crockett | Henderson '23' #2HH | 9,800 | 10537807 |
| 467932 | Sep 23, 1997 | Sep 23, 1997 | Union Pacific Resources Company | Rusk | Thompson, Willie et al Gas Unit #5 | 11,800 | 40132771 |
| 467931 | Sep 23, 1997 | Sep 23, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #4212 | 4,600 | 12733123 |
| 467930 | Sep 23, 1997 | Sep 23, 1997 | Union Pacific Resources Company | Dimmit | Fitzsimons "A" #4214 | 4,600 | 12733122 |
| 467613 | Sep 22, 1997 | Sep 22, 1997 | Union Pacific Resources Company | Rusk | Gay Taylor Gas Unit #3 | 11,800 | 40132761 |
| 467612 | Sep 22, 1997 | Sep 22, 1997 | Union Pacific Resources Company | Rusk | Gay Taylor Gas Unit #4 | 11,800 | 40132766 |
| 467502 | Sep 22, 1997 | Sep 22, 1997 | Union Pacific Resources Company | Rusk | Roman Gas Unit #5 | 11,800 | 40132765 |
| 467500 | Sep 22, 1997 | Sep 22, 1997 | Union Pacific Resources Company | Rusk | Roman Gas Unit #6 | 11,800 | 40132764 |
| 467499 | Sep 22, 1997 | Sep 22, 1997 | Union Pacific Resources Company | Rusk | Roman Gas Unit #7 | 11,800 | 40132763 |
| 467775 | Sep 19, 1997 | Sep 19, 1997 | Union Pacific Resources Company | Robertson | Whitetail Unit #1H | 7,700 | 39530538 |
| 467775Amendment | Sep 19, 1997 | Sep 19, 1997 | Union Pacific Resources Company | Robertson | Whitetail Unit #1H | 7,700 | 39530538 |
| 467774 | Sep 19, 1997 | Sep 19, 1997 | Union Pacific Resources Company | Robertson | Timberwolf Unit #1H | 7,700 | 39530537 |
| 466499 | Sep 19, 1997 | Sep 19, 1997 | Union Pacific Resources Company | Crockett | Hoover "44" #6 | 7,600 | 10537836 |
| 465975 | Sep 19, 1997 | Sep 19, 1997 | Union Pacific Resources Company | Rusk | Christian, Alice Estate -A- #5 | 11,800 | 40132748 |
| 467503 | Sep 18, 1997 | Sep 18, 1997 | Union Pacific Resources Company | Crockett | Pierce-Henderson State 'Z' #9 | 7,400 | 10537883 |
| 467433 | Sep 18, 1997 | Sep 18, 1997 | Union Pacific Resources Company | Rusk | Alice Christian Estate Gas Unit #7 | 11,800 | 40132760 |
| 466554 | Sep 18, 1997 | Sep 18, 1997 | Union Pacific Resources Company | Panola | Searcy Gas Unit #7 | 10,300 | 36533748 |
| 467626 | Sep 16, 1997 | Sep 16, 1997 | Union Pacific Resources Company | Lee | Oley Unit #2H | 9,200 | 28731447 |
| 467625 | Sep 16, 1997 | Sep 16, 1997 | Union Pacific Resources Company | Webb | Exxon Fee #1 | 7,000 | 47936757 |
| 467624 | Sep 16, 1997 | Sep 16, 1997 | Union Pacific Resources Company | Webb | Mobil Fee #1 | 7,000 | 47936756 |
| 467623 | Sep 16, 1997 | Sep 16, 1997 | Union Pacific Resources Company | Washington | Eberle Unit #2H | 15,600 | 47730853 |
| 467551 | Sep 15, 1997 | Sep 15, 1997 | Union Pacific Resources Company | Milam | Holden-Moore Unit #1H | 7,300 | 33133488 |
| 467550 | Sep 15, 1997 | Sep 15, 1997 | Union Pacific Resources Company | Fayette | Helene Unit #1H | 12,000 | 14931668 |
| 467094 | Sep 15, 1997 | Sep 15, 1997 | Union Pacific Resources Company | Washington | Thornhill Unit #1H | 15,000 | 47730852 |
| 466206 | Sep 15, 1997 | Sep 15, 1997 | Union Pacific Resources Company | Crockett | Hoover "49" #10 | 7,600 | 10537827 |
| 466498 | Sep 11, 1997 | Sep 11, 1997 | Union Pacific Resources Company | Crockett | Hoover "44" #7 | 7,600 | 10537838 |
| 466498Amendment | Sep 11, 1997 | Sep 11, 1997 | Union Pacific Resources Company | Crockett | Hoover "44" #7 | 7,600 | 10537838 |
| 466204 | Sep 11, 1997 | Sep 11, 1997 | Union Pacific Resources Company | Crockett | Hoover "49" #8 | 7,600 | 10537825 |
| 467381 | Sep 10, 1997 | Sep 10, 1997 | Union Pacific Resources Company | Rusk | Christian, Alice Estate Gas Unit #6 | 11,800 | 40132759 |
| 466209 | Sep 10, 1997 | Sep 10, 1997 | Union Pacific Resources Company | Crockett | Hoover "49" #7 | 7,600 | 10537824 |
| 467336 | Sep 9, 1997 | Sep 9, 1997 | Union Pacific Resources Company | Fayette | Crazy Horse Unit #1H | 12,600 | 14933064 |
| 467260 | Sep 8, 1997 | Sep 8, 1997 | Union Pacific Resources Company | Milam | Shaw Unit #1H | 7,400 | 33133487 |
| 465706 | Sep 8, 1997 | Sep 8, 1997 | Union Pacific Resources Company | Crockett | Couch 'D' #7HH | 9,800 | 10537808 |
| 467187 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Crockett | Bean, Vada #4HH | 9,800 | 10537869 |
| 467186 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Madison | Roddenberry Unit #1H | 12,000 | 31330752 |
| 467186Amendment | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Madison | Roddenberry Unit #1H | 12,000 | 31330752 |
| 466967 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Crockett | Henderson "7" #5 | 7,200 | 10537860 |
| 466965 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Crockett | Pierce, J. S. "3" #5 | 7,200 | 10537857 |
| 466964 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Crockett | Pierce, J. S. "4B" #7 | 7,200 | 10537861 |
| 466962 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Crockett | Henderson "7" #6 | 7,200 | 10537858 |
| 465852 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Crockett | Moody #3307 | 7,600 | 10537815 |
| 465682 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Rusk | Leath Estate Gas Unit #8 | 11,800 | 40132745 |
| 464698 | Sep 5, 1997 | Sep 5, 1997 | Union Pacific Resources Company | Zapata | Mendoza #6 | 11,000 | 50533644 |
| 467128 | Sep 4, 1997 | Sep 4, 1997 | Union Pacific Resources Company | Zapata | JMV Unit #2 | 9,500 | 50533673 |
| 467126 | Sep 4, 1997 | Sep 4, 1997 | Union Pacific Resources Company | Zapata | JMV Unit #1 | 9,500 | 50533672 |
| 465675 | Sep 4, 1997 | Sep 4, 1997 | Union Pacific Resources Company | Zapata | Guerra #4 | 10,500 | 50533658 |
| 465675Amendment | Sep 4, 1997 | Sep 4, 1997 | Union Pacific Resources Company | Zapata | Guerra #4 | 10,500 | 50533658 |
| 465702 | Sep 3, 1997 | Sep 3, 1997 | Union Pacific Resources Company | Crockett | Moody '37' #8 | 7,600 | 10537804 |
| 466552 | Aug 29, 1997 | Aug 29, 1997 | Union Pacific Resources Company | Jim Wells | Wardner, G. P. #260 | 8,000 | 24932300 |
| 465701 | Aug 29, 1997 | Aug 29, 1997 | Union Pacific Resources Company | Crockett | Moody '37' #6 | 7,600 | 10537803 |
| 466744 | Aug 27, 1997 | Aug 27, 1997 | Union Pacific Resources Company | Panola | J. F. Hancock Unit #10 | 10,300 | 36533754 |
| 466500 | Aug 27, 1997 | Aug 27, 1997 | Union Pacific Resources Company | Crockett | Hoover "44" #8 | 7,600 | 10537837 |