| 454546 | Nov 5, 1996 | Nov 5, 1996 | Union Pacific Resources Company | Schawe #1HH | 13,000 | 47730788 |
| 454250 | Oct 23, 1996 | Oct 23, 1996 | Chesapeake Operating, Inc. | Mikel #2HH | 15,000 | 47730837 |
| 453782 | Oct 18, 1996 | Oct 18, 1996 | Union Pacific Austin Chalk Co. | Fischer, Mattie #1REH | 12,200 | 47730400 |
| 453782Amendment | Oct 18, 1996 | Oct 18, 1996 | Union Pacific Austin Chalk Co. | Mattie Fischer Unit #1H | 12,200 | 47730400 |
| 453781 | Oct 18, 1996 | Oct 18, 1996 | Union Pacific Resources Company | Ehrig Unit #1H | 15,400 | 47730812 |
| 453781Amendment | Oct 18, 1996 | Oct 18, 1996 | Union Pacific Resources Company | Ehrig Unit #1H | 15,400 | 47730812 |
| 453979 | Oct 17, 1996 | Oct 17, 1996 | Keystone Exploration, Inc | Carter Unit #1H | 10,065 | 47730529 |
| 453587 | Oct 8, 1996 | Oct 8, 1996 | Shield Petroleum | Neinast Unit #1H | 14,700 | 47730836 |
| 453587Amendment | Oct 8, 1996 | Oct 8, 1996 | Shield Petroleum | Neinast Unit #1HH | 14,700 | 47730836 |
| 453166 | Sep 26, 1996 | Sep 26, 1996 | Chesapeake Operating, Inc. | Carl #1HH | 15,000 | 47730835 |
| 453165 | Sep 26, 1996 | Sep 26, 1996 | Chesapeake Operating, Inc. | Hermann Unit #1HH | 15,000 | 47730834 |
| 452586 | Sep 18, 1996 | Sep 18, 1996 | Westpark Petroleum, Inc. | Sharp Unit #1H | 15,788 | 47730811 |
| 452291 | Sep 11, 1996 | Sep 11, 1996 | Union Pacific Resources Company | Schwickert Unit #1H | 15,750 | 47730831 |
| 452291Amendment | Sep 11, 1996 | Sep 11, 1996 | Union Pacific Resources Company | Schwickert Unit #1H | 15,750 | 47730831 |
| 452343 | Sep 9, 1996 | Sep 9, 1996 | Union Pacific Resources Company | Eberle Unit #1H | 15,090 | 47730833 |
| 452343Amendment | Sep 9, 1996 | Sep 9, 1996 | Union Pacific Resources Company | Eberle Unit #1H | 15,090 | 47730833 |
| 452290 | Sep 6, 1996 | Sep 6, 1996 | Union Pacific Resources Company | Hensen Unit #1H | 15,100 | 47730832 |
| 452290Amendment | Sep 6, 1996 | Sep 6, 1996 | Union Pacific Resources Company | Hensen Unit #1H | 15,100 | 47730832 |
| 452290Amendment | Sep 6, 1996 | Sep 6, 1996 | Union Pacific Resources Company | Hensen Unit #1H | 15,100 | 47730832 |
| 452014 | Aug 28, 1996 | Aug 28, 1996 | Tomcat Exploration, Inc | Tomcat #2H | 15,400 | 47730502 |
| 452014Amendment | Aug 28, 1996 | Aug 28, 1996 | Tomcat Exploration, Inc | Tomcat #2H | 15,400 | 47730502 |
| 451516 | Aug 27, 1996 | Aug 27, 1996 | Union Pacific Resources Company | T. A. Low Unit #1REH | 15,320 | 47730746 |
| 451888 | Aug 26, 1996 | Aug 26, 1996 | Chesapeake Operating, Inc. | Hughes #1HH | 15,000 | 47730830 |
| 451433 | Aug 13, 1996 | Aug 13, 1996 | Chesapeake Operating, Inc. | Wegner DL #1HH | 15,000 | 47730829 |
| 451163 | Aug 6, 1996 | Aug 6, 1996 | Union Pacific Resources Company | Emma Bell Unit #1H | 15,500 | 47730828 |
| 451163Amendment | Aug 6, 1996 | Aug 6, 1996 | Union Pacific Resources Company | Emma Bell Unit #1H | 15,500 | 47730828 |
| 451101 | Aug 5, 1996 | Aug 5, 1996 | Arrow Exploration Company | Ward, Joseph #1H | 10,625 | 47730404 |
| 450650 | Jul 25, 1996 | Jul 25, 1996 | Union Pacific Resources Company | Bonnie Unit #1H | 15,000 | 47730827 |
| 449835 | Jul 18, 1996 | Jul 18, 1996 | Union Pacific Resources Company | Neapolitan Unit #1H | 15,300 | 47730805 |
| 449835Amendment | Jul 18, 1996 | Jul 18, 1996 | Union Pacific Resources Company | Neapolitan Unit #1H | 16,400 | 47730805 |
| 450115 | Jul 8, 1996 | Jul 8, 1996 | Shield Petroleum | O'Malley #1HH | 17,000 | 47730826 |
| 450115Amendment | Jul 8, 1996 | Jul 8, 1996 | Shield Petroleum | O'Malley #1HH | 17,000 | 47730826 |
| 449662 | Jun 25, 1996 | Jun 25, 1996 | Tomcat Exploration, Inc | Sharp Unit #2H | 13,000 | 47730825 |
| 449305 | Jun 14, 1996 | Jun 14, 1996 | Great West Energy & Expl., Inc. | Kay, Kathy #1HH | 10,660 | 47730357 |
| 449305Amendment | Jun 14, 1996 | Jun 14, 1996 | Great West Energy & Expl., Inc. | Kay, Kathy #1HH | 10,660 | 47730357 |
| 449029 | Jun 12, 1996 | Jun 12, 1996 | Union Pacific Resources Company | Thiel Unit #1H | 15,675 | 47730824 |
| 448660 | Jun 3, 1996 | Jun 3, 1996 | Union Pacific Resources Company | Holle Unit #1H | 14,278 | 47730783 |
| 448330 | May 22, 1996 | May 22, 1996 | Union Pacific Resources Company | Neumann Unit #1H | 15,300 | 47730823 |
| 448091 | May 14, 1996 | May 14, 1996 | Sage Energy Company | Falls Unit #1HH | 15,000 | 47730822 |
| 448091Amendment | May 14, 1996 | May 14, 1996 | Sage Energy Company | Falls Unit #1HH | 15,000 | 47730822 |
| 447934 | May 13, 1996 | May 13, 1996 | Union Pacific Resources Company | Bluebell Unit #2H | 15,500 | 47730821 |
| 447934Amendment | May 13, 1996 | May 13, 1996 | Union Pacific Resources Company | Bluebell Unit #2H | 15,700 | 47730821 |
| 447707 | May 3, 1996 | May 3, 1996 | Union Pacific Resources Company | Schatz Unit #1H | 14,150 | 47730820 |
| 447707Amendment | May 3, 1996 | May 3, 1996 | Union Pacific Resources Company | Schatz Unit #1H | 15,000 | 47730820 |
| 447501 | May 1, 1996 | May 1, 1996 | Union Pacific Austin Chalk Co. | Fischer, Brian #1H | 10,600 | 47730726 |
| 447493 | Apr 25, 1996 | Apr 25, 1996 | Chesapeake Operating, Inc. | Ross DL #1HH | 15,000 | 47730819 |
| 446839 | Apr 10, 1996 | Apr 10, 1996 | Senora Resources, Inc. | Big Jim #1H | 10,600 | 47730727 |
| 446636 | Apr 4, 1996 | Apr 4, 1996 | Bexco Operating, Inc. | Duty Unit #1H | 14,800 | 47730818 |
| 446636Amendment | Apr 4, 1996 | Apr 4, 1996 | Bexco Operating, Inc. | Duty Unit #1H | 15,700 | 47730818 |
| 446636Amendment | Apr 4, 1996 | Apr 4, 1996 | Leexus Oil & Gas L.L.P. | Duty #1H | 15,700 | 47730818 |
| 446446 | Apr 4, 1996 | Apr 4, 1996 | Union Pacific Resources Company | Legacy Unit #1H | 15,232 | 47730817 |
| 446446Amendment | Apr 4, 1996 | Apr 4, 1996 | Union Pacific Resources Company | Legacy Unit #1H | 15,232 | 47730817 |
| 446446Amendment | Apr 4, 1996 | Apr 4, 1996 | Union Pacific Resources Company | Legacy Unit #1H | 15,232 | 47730817 |
| 446494 | Apr 1, 1996 | Apr 1, 1996 | Union Pacific Resources Company | Peto Unit #1H | 9,800 | 47730317 |
| 446494Amendment | Apr 1, 1996 | Apr 1, 1996 | Union Pacific Resources Company | Peto Unit #1H | 9,800 | 47730317 |
| 446494Amendment | Apr 1, 1996 | Apr 1, 1996 | Union Pacific Resources Company | Peto Unit #1H | 10,135 | 47730317 |
| 446150 | Mar 27, 1996 | Mar 27, 1996 | Union Pacific Resources Company | Bandit Unit #1H | 15,270 | 47730816 |
| 445842 | Mar 18, 1996 | Mar 18, 1996 | Adams Resources Expl. Corp. | Johnston #A1 REH | 10,200 | 47730515 |
| 445842Amendment | Mar 18, 1996 | Mar 18, 1996 | Union Pacific Resources Company | Johnston #A1 REH | 10,200 | 47730515 |
| 445650 | Mar 7, 1996 | Mar 7, 1996 | Chesapeake Operating, Inc. | Rau, QL #1HH | 15,000 | 47730815 |
| 445200 | Mar 1, 1996 | Mar 1, 1996 | Heartland Resources, Inc. | Cockrell - Janner #1 | 1,900 | 47730814 |
| 445339 | Feb 29, 1996 | Feb 29, 1996 | Bexco Operating, Inc. | Houston Corp. Unit #1H | 13,000 | 47730709 |
| 445279 | Feb 28, 1996 | Feb 28, 1996 | Union Pacific Resources Company | Clyde Unit #1H | 14,859 | 47730779 |
| 445279Amendment | Feb 28, 1996 | Feb 28, 1996 | Union Pacific Resources Company | Clyde Unit #1H | 14,859 | 47730779 |
| 444741 | Feb 23, 1996 | Feb 23, 1996 | Union Pacific Resources Company | Ehrig Unit #1H | 15,400 | 47730812 |
| 444789 | Feb 14, 1996 | Feb 14, 1996 | Union Pacific Resources Company | Meyer, B. Unit #1H | 16,000 | 47730813 |
| 443433 | Jan 4, 1996 | Jan 4, 1996 | Westpark Petroleum, Inc. | Sharp Unit #1H | 16,900 | 47730811 |
| 443433Amendment | Jan 4, 1996 | Jan 4, 1996 | Westpark Petroleum, Inc. | Sharp Unit #1H | 15,788 | 47730811 |
| 443267 | Jan 3, 1996 | Jan 3, 1996 | Union Pacific Austin Chalk Co. | Wolff Unit #1H | 12,800 | 47730810 |
| 443267Amendment | Jan 3, 1996 | Jan 3, 1996 | Union Pacific Austin Chalk Co. | D. S. Wolff Unit #1H | 12,800 | 47730810 |
| 442892 | Dec 15, 1995 | Dec 15, 1995 | Chesapeake Operating, Inc. | Prairie Hill OL #1HH | 15,000 | 47730809 |
| 442892Amendment | Dec 15, 1995 | Dec 15, 1995 | Chesapeake Operating, Inc. | Prairie Hill OL #1HNH | 15,000 | 47730809 |
| 442856 | Dec 14, 1995 | Dec 14, 1995 | Seneca Resources Corp. | Hutchings Estate #1HH | 13,000 | 47730808 |
| 442856Amendment | Dec 14, 1995 | Dec 14, 1995 | Seneca Resources Corp. | Hutchings Estate #1HH | 12,777 | 47730808 |
| 441674 | Dec 1, 1995 | Dec 1, 1995 | Exxon Corp. | Yarbrough, D J Jr. Unit No. 1 #1HH | 19,000 | 47730806 |
| 441923 | Nov 16, 1995 | Nov 16, 1995 | Union Pacific Resources Company | City of Brenham Unit #1H | 15,290 | 47730807 |
| 441923Amendment | Nov 16, 1995 | Nov 16, 1995 | Union Pacific Resources Company | City of Brenham Unit #1H | 15,290 | 47730807 |
| 441923Amendment | Nov 16, 1995 | Nov 16, 1995 | Union Pacific Resources Company | City of Brenham Unit #1H | 15,290 | 47730807 |
| 441526 | Nov 7, 1995 | Nov 7, 1995 | Union Pacific Resources Company | Neopolitan Unit #1H | 15,380 | 47730805 |
| 441526Amendment | Nov 7, 1995 | Nov 7, 1995 | Union Pacific Resources Company | Neapolitan Unit #1H | 15,380 | 47730805 |
| 441487 | Nov 2, 1995 | Nov 2, 1995 | Chesapeake Operating, Inc. | Lampe OL #1HH | 14,700 | 47730804 |
| 441487Amendment | Nov 2, 1995 | Nov 2, 1995 | Chesapeake Operating, Inc. | Lampe OL #1HH | 14,700 | 47730804 |
| 441344 | Oct 30, 1995 | Oct 30, 1995 | Houston, W. S. Oil & Gas, Inc. | Anderson Heirs #1H #1HH | 12,300 | 47730502 |
| 441343 | Oct 30, 1995 | Oct 30, 1995 | Houston, W. S. Oil & Gas, Inc. | JJN 1-H #1H | 11,900 | 47730625 |
| 441307 | Oct 26, 1995 | Oct 26, 1995 | Chesapeake Operating, Inc. | Independence #1HH | 13,600 | 47730800 |
| 441264 | Oct 25, 1995 | Oct 25, 1995 | Seneca Resources Corp. | Schulte Unit #3HH | 13,000 | 47730803 |
| 441264Amendment | Oct 25, 1995 | Oct 25, 1995 | Seneca Resources Corp. | Schulte Unit #3HH | 13,000 | 47730803 |
| 441176 | Oct 23, 1995 | Oct 23, 1995 | Chesapeake Operating, Inc. | Parker #1HH | 12,200 | 47730802 |
| 440740 | Oct 11, 1995 | Oct 11, 1995 | Union Pacific Resources Company | Mortcia Unit #1H | 11,899 | 47730801 |
| 440541 | Oct 3, 1995 | Oct 3, 1995 | Keystone Exploration, Inc | Boeker #1H | 10,015 | 47730510 |
| 440170 | Sep 25, 1995 | Sep 25, 1995 | Bexco Operating, Inc. | Byrd Unit #1H | 14,000 | 47730799 |
| 439730 | Sep 8, 1995 | Sep 8, 1995 | Keystone Exploration, Inc | Henderson #1H | 10,255 | 47730619 |
| 439730Amendment | Sep 8, 1995 | Sep 8, 1995 | Keystone Exploration, Inc | Henderson #1H | 10,270 | 47730619 |
| 439597 | Sep 8, 1995 | Sep 8, 1995 | Union Pacific Resources Company | Heckmann Unit #1H | 15,025 | 47730798 |
| 439597Amendment | Sep 8, 1995 | Sep 8, 1995 | Union Pacific Resources Company | Heckmann Unit #1H | 16,787 | 47730798 |
| 439442 | Aug 30, 1995 | Aug 30, 1995 | Chesapeake Operating, Inc. | Mikel OL #1HH | 14,700 | 47730797 |
| 439442Amendment | Aug 30, 1995 | Aug 30, 1995 | Chesapeake Operating, Inc. | Mikel OL #1HH | 14,700 | 47730797 |
| 438713 | Aug 21, 1995 | Aug 21, 1995 | Chesapeake Operating, Inc. | Loesch OL #1HH | 14,900 | 47730796 |
| 438491 | Aug 7, 1995 | Aug 7, 1995 | Union Pacific Resources Company | Gillis Unit #1H | 14,200 | 47730795 |
| 438491Amendment | Aug 7, 1995 | Aug 7, 1995 | Union Pacific Resources Company | Gillis Unit #1H | 14,200 | 47730795 |