| 364417Amendment | Oct 2, 1989 | Oct 2, 1989 | Union Pacific Resources Company | Crockett | McDonald "14" #310535687 | 6,675 |
| 364416Amendment | Oct 2, 1989 | Oct 2, 1989 | Union Pacific Resources Company | Crockett | Meadows "A" #310535682 | 6,550 |
| 364564 | Sep 29, 1989 | Sep 29, 1989 | Union Pacific Resources Company | Burleson | Lydia Sebesta Unit #105131429 | 8,190 |
| 364563 | Sep 29, 1989 | Sep 29, 1989 | Union Pacific Resources Company | Burleson | Anton Knesek Unit #105131698 | 8,460 |
| 364423Amendment | Sep 29, 1989 | Sep 29, 1989 | Union Pacific Resources Company | Crockett | Montgomery, C. C. "2" #310535691 | 6,900 |
| 364445 | Sep 27, 1989 | Sep 27, 1989 | Union Pacific Resources Company | Rusk | Sheppard, Bailey et Al #940132273 | 11,200 |
| 364444 | Sep 27, 1989 | Sep 27, 1989 | Union Pacific Resources Company | Nueces | Ingram, Donald #1635532772 | 8,075 |
| 364444Amendment | Sep 27, 1989 | Sep 27, 1989 | Union Pacific Resources Company | Nueces | Ingram, Donald #1635532772 | 7,500 |
| 364441 | Sep 27, 1989 | Sep 27, 1989 | Union Pacific Resources Company | Nueces | Wardner, G.P. #18035532653 | 8,300 |
| 364441Amendment | Sep 27, 1989 | Sep 27, 1989 | Union Pacific Resources Company | Nueces | Wardner, G.P. #18035532653 | 8,300 |
| 363725 | Sep 27, 1989 | Sep 27, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W.L. et Al #3021531884 | 7,800 |
| 364238 | Sep 22, 1989 | Sep 22, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #19735532771 | 8,350 |
| 364238Amendment | Sep 22, 1989 | Sep 22, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #19735532771 | 8,000 |
| 364237 | Sep 22, 1989 | Sep 22, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #19135532770 | 8,300 |
| 364237Amendment | Sep 22, 1989 | Sep 22, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #19135532770 | 7,973 |
| 364236 | Sep 21, 1989 | Sep 21, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #19935532769 | 8,350 |
| 364236Amendment | Sep 21, 1989 | Sep 21, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #19935532769 | 8,350 |
| 364158 | Sep 20, 1989 | Sep 20, 1989 | Union Pacific Resources Company | Tom Green | Duff, A. H. Estate "A" #245130546 | 6,779 |
| 363097 | Sep 14, 1989 | Sep 14, 1989 | Union Pacific Resources Company | Nueces | Driscoll-Elliff Unit #135504779 | 7,752 |
| 363097Amendment | Sep 14, 1989 | Sep 14, 1989 | Union Pacific Resources Company | Nueces | Driscoll-Elliff Unit #135504779 | 7,752 |
| 363912 | Sep 13, 1989 | Sep 13, 1989 | Union Pacific Resources Company | Burleson | Rubach, Lydia #1H05133022 | 11,500 |
| 363911 | Sep 13, 1989 | Sep 13, 1989 | Union Pacific Resources Company | Harrison | Letourneau et Al #30220331824 | 11,000 |
| 363849 | Sep 12, 1989 | Sep 12, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #235505367 | 6,668 |
| 363815 | Sep 11, 1989 | Sep 11, 1989 | Union Pacific Resources Company | Nueces | Wardner, G.P. #15635531799 | 7,550 |
| 363724 | Sep 8, 1989 | Sep 8, 1989 | Union Pacific Resources Company | Nueces | Smith, Carolyn C. et Al #335532767 | 9,000 |
| 363674 | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2821531883 | 7,800 |
| 363673 | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Nueces | Ingram, Donald #1135530355 | 6,000 |
| 363672 | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2921531882 | 7,800 |
| 363671 | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2521531881 | 7,800 |
| 363671Amendment | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2521531881 | 7,800 |
| 363671Amendment | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2521531881 | 7,269 |
| 363670 | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W.L. et Al #2221531880 | 14,000 |
| 363670Amendment | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W.L. et Al #2221531880 | 6,700 |
| 363670Amendment | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W.L. et Al #2221531880 | 6,362 |
| 363669 | Sep 7, 1989 | Sep 7, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2721531879 | 7,800 |
| 363628 | Sep 6, 1989 | Sep 6, 1989 | Union Pacific Resources Company | Jim Wells | Wardner, G.P. #11524930053 | 5,675 |
| 363624 | Sep 6, 1989 | Sep 6, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W.L. et Al #2621531878 | 7,800 |
| 363542 | Sep 6, 1989 | Sep 6, 1989 | Union Pacific Resources Company | Rusk | Sheppard, Bailey et Al #840132268 | 11,100 |
| 362717 | Sep 6, 1989 | Sep 6, 1989 | Union Pacific Resources Company | Panola | Cgu 18 #636532195 | 10,000 |
| 363454 | Aug 31, 1989 | Aug 31, 1989 | Union Pacific Resources Company | Nueces | Sellers, W. S. -A- #135505202 | 6,586 |
| 363387 | Aug 30, 1989 | Aug 30, 1989 | Union Pacific Resources Company | Nueces | Wardner, G.P. #12424930395 | 6,400 |
| 363386 | Aug 30, 1989 | Aug 30, 1989 | Union Pacific Resources Company | Nueces | Union Central Life Ins. Co. #735505360 | 6,828 |
| 363385 | Aug 30, 1989 | Aug 30, 1989 | Union Pacific Resources Company | Nueces | Union Central Life Ins. Co. #1035505363 | 6,400 |
| 363217 | Aug 25, 1989 | Aug 25, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #3121531874 | 7,700 |
| 363217Amendment | Aug 25, 1989 | Aug 25, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #3121531874 | 7,700 |
| 363216 | Aug 25, 1989 | Aug 25, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2021531873 | 7,750 |
| 363216Amendment | Aug 25, 1989 | Aug 25, 1989 | Union Pacific Resources Company | Hidalgo | Goldston, W. L. et Al #2021531873 | 7,800 |
| 363171 | Aug 24, 1989 | Aug 24, 1989 | Union Pacific Resources Company | Nueces | S.A.J.S.L.B. -A- #535532765 | 10,100 |
| 363171Amendment | Aug 24, 1989 | Aug 24, 1989 | Union Pacific Resources Company | Nueces | S.S.J.S.L.B. -A- #535532765 | 7,500 |
| 363171Amendment | Aug 24, 1989 | Aug 24, 1989 | Union Pacific Resources Company | Nueces | S.S.J.S.L.B. -A- #535532765 | 7,500 |
| 363128 | Aug 23, 1989 | Aug 23, 1989 | Union Pacific Resources Company | Burleson | Ervin B. Flencher Unit #105131355 | 9,460 |
| 363127 | Aug 23, 1989 | Aug 23, 1989 | Union Pacific Resources Company | Nueces | Butts, J.B. #1235532681 | 8,250 |
| 363096 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Burleson | Lange, William A. #105130842 | 8,550 |
| 363095 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Nueces | Butts, J.B. #635532611 | 8,000 |
| 363094 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Nueces | Butts, J.B. #835532640 | 7,555 |
| 363093 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Burleson | Helmus Loehr Unit #105131572 | 7,895 |
| 363092 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Burleson | Brinkman, J. "a" Unit #105131798 | 8,688 |
| 363091 | Aug 22, 1989 | Aug 22, 1989 | Union Pacific Resources Company | Burleson | Goodson, J.F. #105130699 | 8,298 |
| 362950 | Aug 18, 1989 | Aug 18, 1989 | Union Pacific Resources Company | Nueces | Golladay, A.H. #235532763 | 8,500 |
| 362950Amendment | Aug 18, 1989 | Aug 18, 1989 | Union Pacific Resources Company | Nueces | Golladay, A.H. #235532763 | 8,500 |
| 362808 | Aug 16, 1989 | Aug 16, 1989 | Union Pacific Resources Company | Burleson | Calvin, T.L. #205131902 | 8,615 |
| 362807 | Aug 16, 1989 | Aug 16, 1989 | Union Pacific Resources Company | Burleson | Haisler, Anton F. #105131758 | 8,841 |
| 362806 | Aug 16, 1989 | Aug 16, 1989 | Union Pacific Resources Company | Burleson | Calvin, James R. #105131268 | 8,720 |
| 362770 | Aug 15, 1989 | Aug 15, 1989 | Union Pacific Resources Company | Kleberg | Wardner, G.P. #20927332154 | 8,270 |
| 362770Amendment | Aug 15, 1989 | Aug 15, 1989 | Union Pacific Resources Company | Kleberg | Wardner, G.P. #20927332154 | 8,000 |
| 362769 | Aug 15, 1989 | Aug 15, 1989 | Union Pacific Resources Company | Panola | Cgu 28 #636532200 | 10,145 |
| 362769Amendment | Aug 15, 1989 | Aug 15, 1989 | Union Pacific Resources Company | Panola | Cgu 28 #636532200 | 10,145 |
| 362769Amendment | Aug 15, 1989 | Aug 15, 1989 | Union Pacific Resources Company | Panola | Cgu 28 #636532200 | 9,945 |
| 362662 | Aug 11, 1989 | Aug 11, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #6535505310 | 7,400 |
| 362616 | Aug 10, 1989 | Aug 10, 1989 | Union Pacific Resources Company | Burleson | Stefka #1H05133019 | 11,200 |
| 362576 | Aug 9, 1989 | Aug 9, 1989 | Union Pacific Resources Company | Nueces | Texon Royalty -B- #835532614 | 7,900 |
| 362333Amendment | Aug 7, 1989 | Aug 7, 1989 | Union Pacific Resources Company | Nueces | Cryer -A- #235532762 | 9,800 |
| 362345 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #F 1035505376 | 5,831 |
| 362344 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J. S. et Al #F 635505371 | 5,899 |
| 362343 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Kleberg | Wardner, G. P. #12627330483 | 8,250 |
| 362342 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Wardner, G.P. #17635532638 | 9,100 |
| 362341 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #3835532717 | 8,000 |
| 362341Amendment | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #3835532717 | 8,000 |
| 362340 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J. S. et Al #2835532646 | 8,500 |
| 362340Amendment | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J. S. et Al #2835532646 | 8,000 |
| 362339 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #3035532674 | 8,000 |
| 362339Amendment | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #3035532674 | 8,000 |
| 362338 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Wardner, G. P. #10835506078 | 9,010 |
| 362335 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #F1135506233 | 7,476 |
| 362334 | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #F 835505373 | 7,007 |
| 362334Amendment | Aug 3, 1989 | Aug 3, 1989 | Union Pacific Resources Company | Nueces | Elliff, J.S. et Al #F 835505373 | 7,007 |
| 362203 | Aug 1, 1989 | Aug 1, 1989 | Union Pacific Resources Company | Nueces | Rivers -A- #2035532760 | 10,100 |
| 362203Amendment | Aug 1, 1989 | Aug 1, 1989 | Union Pacific Resources Company | Nueces | Rivers -A- #2035532760 | 7,379 |
| 362181 | Aug 1, 1989 | Aug 1, 1989 | Union Pacific Resources Company | Nueces | Lemond, C.L., et Al #235532759 | 9,500 |
| 362181Amendment | Aug 1, 1989 | Aug 1, 1989 | Union Pacific Resources Company | Nueces | Lemond, C.L., et Al #235532759 | 9,000 |
| 361181 | Jul 31, 1989 | Jul 31, 1989 | Union Pacific Resources Company | Nueces | Bevly Gas Unit #135531856 | 10,800 |
| 361954 | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Cgu 17 #636532182 | 10,130 |
| 361953 | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Cgu 22 #536532183 | 10,050 |
| 361953Amendment | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Cgu 22 #536532183 | 10,050 |
| 361953Amendment | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Nevada Alexander et al Unit #220536532183 | 10,050 |
| 361953Amendment | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Nevada Alexander et al Unit #220536532183 | 10,050 |
| 361944 | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Cgu 21 #536532181 | 10,050 |
| 361944Amendment | Jul 25, 1989 | Jul 25, 1989 | Union Pacific Resources Company | Panola | Cgu 21 #536532181 | 10,050 |
| 354789Amendment | Jul 24, 1989 | Jul 24, 1989 | Union Pacific Resources Company | Panola | Cgu 21 #436532011 | 9,850 |
| 361837 | Jul 21, 1989 | Jul 21, 1989 | Union Pacific Resources Company | Rusk | Sheppard, Bailey Etal #740132257 | 11,000 |