| 381594 | Nov 27, 1990 | Nov 27, 1990 | Union Pacific Resources Company | Brazos | Carroll-Beiring Unit #1H04131473 | 14,000 |
| 381594Amendment | Nov 27, 1990 | Nov 27, 1990 | Union Pacific Resources Company | Brazos | Carroll-Beiring Unit #1H04131473 | 14,000 |
| 383581 | Nov 26, 1990 | Nov 26, 1990 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #3021531884 | 7,512 |
| 381432 | Nov 20, 1990 | Nov 20, 1990 | Union Pacific Resources Company | Lee | Sacks-Hamer Unit #1H28732295 | 13,700 |
| 381432Amendment | Nov 20, 1990 | Nov 20, 1990 | Union Pacific Resources Company | Lee | Sacks-Hamer Unit #1H28732295 | 13,700 |
| 381432Amendment | Nov 20, 1990 | Nov 20, 1990 | Union Pacific Resources Company | Lee | Sacks-Hammer Unit #1H28732295 | 13,700 |
| 381261 | Nov 19, 1990 | Nov 19, 1990 | Union Pacific Resources Company | Lee | Warren-Warren Unit #1H28730754 | 14,000 |
| 380664 | Nov 14, 1990 | Nov 14, 1990 | Union Pacific Resources Company | Loving | Bowdle, Margaret "42" #130130628 | 18,000 |
| 354789Amendment | Nov 14, 1990 | Nov 14, 1990 | Union Pacific Resources Company | Panola | Cgu 21 #436532011 | 9,850 |
| 380902 | Nov 12, 1990 | Nov 12, 1990 | Union Pacific Resources Company | Nueces | Elliff, J. S. et Al #3635532698 | 8,000 |
| 380849 | Nov 9, 1990 | Nov 9, 1990 | Union Pacific Resources Company | Nueces | Dryden, J. W. #735531831 | 7,791 |
| 380780 | Nov 8, 1990 | Nov 8, 1990 | Union Pacific Resources Company | Gonzales | Bouldin, Collis #2H17731829 | 13,000 |
| 380776 | Nov 8, 1990 | Nov 8, 1990 | Union Pacific Resources Company | Burleson | Tietjen-Tietjen Unit #1H05133151 | 11,700 |
| 380377 | Nov 8, 1990 | Nov 8, 1990 | Union Pacific Resources Company | Burleson | Alford-Jones Unit #1H05133144 | 12,700 |
| 380817Amendment | Nov 7, 1990 | Nov 7, 1990 | Union Pacific Resources Company | Brazos | Palasota, Pete #104131468 | 13,200 |
| 380648 | Nov 5, 1990 | Nov 5, 1990 | Union Pacific Resources Company | Nueces | Elliff, J. S.,et Al #2735532645 | 7,745 |
| 380560 | Nov 2, 1990 | Nov 2, 1990 | Union Pacific Resources Company | Gonzales | Freeman-Freeman Unit #1H17731827 | 13,700 |
| 380559 | Nov 2, 1990 | Nov 2, 1990 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #2635532639 | 8,500 |
| 380558 | Nov 2, 1990 | Nov 2, 1990 | Union Pacific Resources Company | Fayette | Kraatz, Erwin #1H14932423 | 13,200 |
| 380557 | Nov 2, 1990 | Nov 2, 1990 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #3235532684 | 8,000 |
| 380387 | Oct 30, 1990 | Oct 30, 1990 | Union Pacific Resources Company | Kleberg | Wardner,g. P. #20827332141 | 8,000 |
| 380385 | Oct 30, 1990 | Oct 30, 1990 | Union Pacific Resources Company | Burleson | Gaubatz-Fojt Unit #1H05133143 | 15,500 |
| 380383 | Oct 30, 1990 | Oct 30, 1990 | Union Pacific Resources Company | Burleson | Luksa-Kubena Unit #1H05133145 | 11,700 |
| 380382 | Oct 30, 1990 | Oct 30, 1990 | Union Pacific Resources Company | Burleson | Ballew-Hudson Unit #1H05133146 | 13,300 |
| 380382Amendment | Oct 30, 1990 | Oct 30, 1990 | Union Pacific Resources Company | Burleson | Ballew-Hudson Unit #1H05133146 | 13,300 |
| 380379 | Oct 30, 1990 | Oct 30, 1990 | Union Pacific Resources Company | Washington | Goodrich, Levi #1H47730676 | 14,722 |
| 380367 | Oct 29, 1990 | Oct 29, 1990 | Union Pacific Resources Company | Brazos | Horned Frog #2H04131465 | 13,300 |
| 380367Amendment | Oct 29, 1990 | Oct 29, 1990 | Union Pacific Resources Company | Brazos | Horned Frog #2H04131465 | 13,300 |
| 380367Amendment | Oct 29, 1990 | Oct 29, 1990 | Union Pacific Resources Company | Brazos | Horned Frog #2H04131465 | 8,481 |
| 380214 | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Zernial-Riddle Unit #1H05133140 | 15,200 |
| 380214Amendment | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Zernial-Riddle Unit #1H05133140 | 15,300 |
| 380214Amendment | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Zernial-Riddle Unit #1H05133140 | 15,300 |
| 380213 | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Porter , J. Holland #1H05133139 | 12,800 |
| 380171 | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Loehr, Andrew #105131076 | 11,460 |
| 380170 | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Badger #1H05133138 | 14,200 |
| 380169 | Oct 26, 1990 | Oct 26, 1990 | Union Pacific Resources Company | Burleson | Scarmardo,morris #2H05133137 | 12,250 |
| 380072 | Oct 24, 1990 | Oct 24, 1990 | Union Pacific Resources Company | Nueces | Wardner, G. P. #17535532628 | 8,001 |
| 380027 | Oct 23, 1990 | Oct 23, 1990 | Union Pacific Resources Company | Nueces | Butts, J. B. #835532640 | 7,555 |
| 380025 | Oct 23, 1990 | Oct 23, 1990 | Union Pacific Resources Company | Burleson | See-See Unit #1H05133148 | 14,600 |
| 380022 | Oct 23, 1990 | Oct 23, 1990 | Union Pacific Resources Company | Brazos | Brazos Farm Ltd #3H04131467 | 11,000 |
| 379947 | Oct 22, 1990 | Oct 22, 1990 | Union Pacific Resources Company | Kleberg | Wardner, G. P. #14027331382 | 7,350 |
| 379844 | Oct 19, 1990 | Oct 19, 1990 | Union Pacific Resources Company | Burleson | Porter-Porter "a" Unit #1H05133133 | 12,500 |
| 379843 | Oct 19, 1990 | Oct 19, 1990 | Union Pacific Resources Company | Burleson | Old River Farm #1H05133134 | 12,500 |
| 379763 | Oct 18, 1990 | Oct 18, 1990 | Union Pacific Resources Company | Panola | Lucy Donovan et al Unit #110236501449 | 6,500 |
| 379719 | Oct 17, 1990 | Oct 17, 1990 | Union Pacific Resources Company | Victoria | McFaddin -B- #2546932747 | 6,500 |
| 379716 | Oct 17, 1990 | Oct 17, 1990 | Union Pacific Resources Company | Victoria | McFaddin -B- #3146932766 | 6,500 |
| 379716Amendment | Oct 17, 1990 | Oct 17, 1990 | Union Pacific Resources Company | Victoria | McFaddin -B- #3146932766 | 6,500 |
| 379713 | Oct 17, 1990 | Oct 17, 1990 | Union Pacific Resources Company | Victoria | McFaddin -A- #2546932355 | 4,000 |
| 379713Amendment | Oct 17, 1990 | Oct 17, 1990 | Union Pacific Resources Company | Victoria | McFaddin -A- #2546932355 | 4,000 |
| 379239 | Oct 10, 1990 | Oct 10, 1990 | Union Pacific Resources Company | Gonzales | Dubose, Blaxton #1H17731817 | 14,800 |
| 379239Amendment | Oct 10, 1990 | Oct 10, 1990 | Union Pacific Resources Company | Gonzales | Dubose, Blaxton #1H17731817 | 12,198 |
| 379127 | Oct 8, 1990 | Oct 8, 1990 | Union Pacific Resources Company | Burleson | Ryan-Tatum "a" Unit #1H05133121 | 14,000 |
| 378854 | Oct 3, 1990 | Oct 3, 1990 | Union Pacific Resources Company | Nueces | Gruene, O. A. #1735532680 | 8,000 |
| 377693 | Oct 3, 1990 | Oct 3, 1990 | Union Pacific Resources Company | Burleson | Lydia Sebesta Unit #2H05133114 | 11,000 |
| 378664 | Sep 28, 1990 | Sep 28, 1990 | Union Pacific Resources Company | Fayette | Cruse, Alfrieda #1H14932416 | 13,000 |
| 378526 | Sep 25, 1990 | Sep 25, 1990 | Union Pacific Resources Company | Nueces | Wardner, G. P. #20135532701 | 7,500 |
| 378316 | Sep 21, 1990 | Sep 21, 1990 | Union Pacific Resources Company | Gonzales | Lester-Bruns Unit #1H17731812 | 10,000 |
| 378316Amendment | Sep 21, 1990 | Sep 21, 1990 | Union Pacific Resources Company | Gonzales | Lester-Bruns Unit #1H17731812 | 10,000 |
| 378316Amendment | Sep 21, 1990 | Sep 21, 1990 | Union Pacific Resources Company | Gonzales | Lester-Bruns Unit #1H17731812 | 11,969 |
| 378168 | Sep 19, 1990 | Sep 19, 1990 | Union Pacific Resources Company | Burleson | Hovorak-Lightsey Unit #1H05133116 | 10,800 |
| 378167 | Sep 19, 1990 | Sep 19, 1990 | Union Pacific Resources Company | Nueces | Wardner, G. P. #16635532393 | 9,500 |
| 378138 | Sep 18, 1990 | Sep 18, 1990 | Union Pacific Resources Company | Brazos | Horned Frog #1H04131463 | 13,000 |
| 378138Amendment | Sep 18, 1990 | Sep 18, 1990 | Union Pacific Resources Company | Brazos | Horned Frog #1H04131463 | 13,354 |
| 378137 | Sep 18, 1990 | Sep 18, 1990 | Union Pacific Resources Company | Nueces | Gruene, O.A. #1535532669 | 8,400 |
| 378040 | Sep 17, 1990 | Sep 17, 1990 | Union Pacific Resources Company | Nueces | Rivers, W.C. #435532830 | 8,800 |
| 377934 | Sep 13, 1990 | Sep 13, 1990 | Union Pacific Resources Company | Gonzales | Crunk-Caskey Unit #1H17731805 | 11,600 |
| 377882 | Sep 13, 1990 | Sep 13, 1990 | Union Pacific Resources Company | Victoria | McFaddin -B- #2546932747 | 6,980 |
| 377882Amendment | Sep 13, 1990 | Sep 13, 1990 | Union Pacific Resources Company | Victoria | McFaddin -B- #2546932747 | 6,980 |
| 376775 | Sep 12, 1990 | Sep 12, 1990 | Union Pacific Resources Company | Nueces | Golladay, A. H. #335532774 | 8,500 |
| 377694 | Sep 7, 1990 | Sep 7, 1990 | Union Pacific Resources Company | Gonzales | Borchers Trust #1H17731806 | 11,000 |
| 377634 | Sep 7, 1990 | Sep 7, 1990 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #3421531905 | 6,350 |
| 377636 | Sep 6, 1990 | Sep 6, 1990 | Union Pacific Resources Company | Victoria | Mc Faddin -B- #1146901557 | 3,436 |
| 377635 | Sep 6, 1990 | Sep 6, 1990 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2521531881 | 7,269 |
| 377290 | Aug 29, 1990 | Aug 29, 1990 | Union Pacific Resources Company | Burleson | Jones-Spencer Unit #1H05133107 | 13,000 |
| 377183 | Aug 27, 1990 | Aug 27, 1990 | Union Pacific Resources Company | Nueces | Wardner, G. P. #110 U35506235 | 7,155 |
| 377002 | Aug 23, 1990 | Aug 23, 1990 | Union Pacific Resources Company | Brazos | Brazos Farm Ltd. #1H04131462 | 12,400 |
| 377002Amendment | Aug 23, 1990 | Aug 23, 1990 | Union Pacific Resources Company | Brazos | Brazos Farm Ltd. #1H04131462 | 10,312 |
| 376969 | Aug 22, 1990 | Aug 22, 1990 | Union Pacific Resources Company | Burleson | Ryan, William #1H05133103 | 12,500 |
| 376777 | Aug 20, 1990 | Aug 20, 1990 | Union Pacific Resources Company | Harrison | Letourneau et Al #50320331940 | 10,900 |
| 376776 | Aug 20, 1990 | Aug 20, 1990 | Union Pacific Resources Company | Nueces | Wardner, G.P. #19435532682 | 8,000 |
| 376776Amendment | Aug 20, 1990 | Aug 20, 1990 | Union Pacific Resources Company | Nueces | Wardner, G.P. #19435532682 | 8,000 |
| 376654 | Aug 15, 1990 | Aug 15, 1990 | Union Pacific Resources Company | Victoria | McFaddin -A- #3246932674 | 5,500 |
| 376416 | Aug 15, 1990 | Aug 15, 1990 | Union Pacific Resources Company | Nueces | Ingram, Donald #935506522 | 6,600 |
| 376558 | Aug 13, 1990 | Aug 13, 1990 | Union Pacific Resources Company | Burleson | F. J. Krobot Unit #105130567 | 8,235 |
| 376415 | Aug 9, 1990 | Aug 9, 1990 | Union Pacific Resources Company | Nueces | Sullivan, G.E. Fee #1635505353 | 5,920 |
| 376414 | Aug 9, 1990 | Aug 9, 1990 | Union Pacific Resources Company | Gonzales | Borchers-Borchers Unit #1H17731797 | 12,000 |
| 376414Amendment | Aug 9, 1990 | Aug 9, 1990 | Union Pacific Resources Company | Gonzales | Borchers-Borchers Unit #1H17731797 | 11,180 |
| 376413 | Aug 9, 1990 | Aug 9, 1990 | Union Pacific Resources Company | Nueces | Sullivan, G. E. Fee #1135505348 | 5,878 |
| 376412 | Aug 9, 1990 | Aug 9, 1990 | Union Pacific Resources Company | Burleson | Mabel D. Norman Unit #205131050 | 8,300 |
| 376373 | Aug 8, 1990 | Aug 8, 1990 | Union Pacific Resources Company | Nueces | Rivers -C- #1235505395 | 5,939 |
| 376372 | Aug 8, 1990 | Aug 8, 1990 | Union Pacific Resources Company | Brazos | McFarlane, J. W. #1H04131461 | 15,000 |
| 376372Amendment | Aug 8, 1990 | Aug 8, 1990 | Union Pacific Resources Company | Brazos | McFarlane, J. W. #1H04131461 | 15,000 |
| 376371 | Aug 8, 1990 | Aug 8, 1990 | Union Pacific Resources Company | Burleson | Payne-Drgac Unit #1H05133097 | 12,230 |
| 376371Amendment | Aug 8, 1990 | Aug 8, 1990 | Union Pacific Resources Company | Burleson | Payne-Drgac Unit #1H05133097 | 12,230 |
| 376239 | Aug 3, 1990 | Aug 3, 1990 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #3221531903 | 6,550 |
| 376238 | Aug 3, 1990 | Aug 3, 1990 | Union Pacific Resources Company | Nueces | Wardner, G. P. #14735531504 | 7,013 |
| 376190 | Aug 2, 1990 | Aug 2, 1990 | Union Pacific Resources Company | Gonzales | Bouldin, Collis #1H17731794 | 7,000 |
| 376190Amendment | Aug 2, 1990 | Aug 2, 1990 | Union Pacific Resources Company | Gonzales | Bouldin, Collis #1H17731794 | 11,300 |
| 376189 | Aug 2, 1990 | Aug 2, 1990 | Union Pacific Resources Company | San Patricio | Welder Ranch #2140932347 | 8,900 |
| 376188 | Aug 2, 1990 | Aug 2, 1990 | Union Pacific Resources Company | Hidalgo | Goldston, W.L. et Al #A 1621502000 | 7,515 |