| 464557 | Jul 3, 1997 | Jul 3, 1997 | Union Pacific Resources Company | Slovacek-Slovacek Unit #2H | 8,800 | 05130942 |
| 464557Amendment | Jul 3, 1997 | Jul 3, 1997 | Union Pacific Resources Company | Slovacek-Slovacek #2H | 8,800 | 05130942 |
| 464528 | Jul 2, 1997 | Jul 2, 1997 | Costilla Energy, Inc. | R & L Unit #1HH | 12,000 | 05130804 |
| 464071 | Jun 23, 1997 | Jun 23, 1997 | Williams, Clayton Energy, Inc. | Urbanovsky Unit #1H | 8,500 | 05133440 |
| 463149 | Jun 11, 1997 | Jun 11, 1997 | Sage Energy Company | Kovar-James Unit #1HH | 8,000 | 05132662 |
| 463032 | Jun 6, 1997 | Jun 6, 1997 | Ginger Petroleum Company, Inc. | Mae-Urbanovsky #1H | 10,500 | 05132869 |
| 463032Amendment | Jun 6, 1997 | Jun 6, 1997 | Ginger Petroleum Company, Inc. | Mae-Urbanovsky #1H | 10,500 | 05132869 |
| 463323 | Jun 5, 1997 | Jun 5, 1997 | Williams, Clayton Energy, Inc. | Kostohryz Unit #1H | 7,800 | 05133541 |
| 462875 | May 27, 1997 | May 27, 1997 | Costilla Energy, Inc. | Patterson -J- #1HH | 10,834 | 05133560 |
| 461657 | May 22, 1997 | May 22, 1997 | Sage Energy Company | Stone City #1HH | 9,000 | 05132711 |
| 462132 | May 12, 1997 | May 12, 1997 | Bar-Mac Investments Inc. | Husie #1 | 4,500 | 05133559 |
| 462117 | May 7, 1997 | May 7, 1997 | Union Pacific Resources Company | Winchester Unit #1H | 7,500 | 05133558 |
| 462117Amendment | May 7, 1997 | May 7, 1997 | Union Pacific Resources Company | Winchester Unit #1H | 7,500 | 05133558 |
| 461865 | May 1, 1997 | May 1, 1997 | Union Pacific Resources Company | Remington Unit #1H | 7,200 | 05133557 |
| 461865Amendment | May 1, 1997 | May 1, 1997 | Union Pacific Resources Company | Remington Unit #1H | 7,200 | 05133557 |
| 461826 | May 1, 1997 | May 1, 1997 | Williams, Clayton Energy, Inc. | Storm Unit #1H | 7,000 | 05133556 |
| 461569 | Apr 24, 1997 | Apr 24, 1997 | Landmark Exploration Inc. | Bowers-Piwonka #1H | 8,300 | 05133555 |
| 461234 | Apr 16, 1997 | Apr 16, 1997 | Akg Operating Company | Hudson-Lyon Unit #1HH | 9,034 | 05133064 |
| 461007 | Apr 11, 1997 | Apr 11, 1997 | Williams, Clayton Energy, Inc. | Lewis Unit #1H | 7,500 | 05133547 |
| 458914 | Apr 8, 1997 | Apr 8, 1997 | Diamond Oil and Gas, Inc. | Gold-Pert #1 #1H | 7,984 | 05130455 |
| 458914Amendment | Apr 8, 1997 | Apr 8, 1997 | Diamond Oil and Gas, Inc. | Gold Pertl #1 #1H | 8,500 | 05130455 |
| 460594 | Apr 2, 1997 | Apr 2, 1997 | Williams, Clayton Energy, Inc. | R. B. Wilkens OL Unit #1H | 7,800 | 05133554 |
| 460581 | Apr 1, 1997 | Apr 1, 1997 | Landmark Exploration Inc. | Circle "C" #1H | 8,500 | 05130720 |
| 460581Amendment | Apr 1, 1997 | Apr 1, 1997 | Landmark Exploration Inc. | Circle "C" #1H | 8,999 | 05130720 |
| 460497 | Mar 31, 1997 | Mar 31, 1997 | Garrison Ltd | Moore, Jessie #5REH | 12,000 | 05131493 |
| 460394 | Mar 28, 1997 | Mar 28, 1997 | Sage Energy Company | Kazmir-Matcek #1HH | 8,300 | 05131411 |
| 459940 | Mar 19, 1997 | Mar 19, 1997 | Sage Energy Company | Archie Unit #1HH | 8,200 | 05133553 |
| 459680 | Mar 13, 1997 | Mar 13, 1997 | Sage Energy Company | Galls Unit #1HH | 8,700 | 05133125 |
| 459273 | Mar 3, 1997 | Mar 3, 1997 | Union Pacific Resources Company | Scarmardo-Toupal Unit #1H | 7,050 | 05133301 |
| 457205 | Mar 3, 1997 | Mar 3, 1997 | Kouatli, Aiman M. | Kostelka #1HH | 8,000 | 05131541 |
| 459065 | Feb 28, 1997 | Feb 28, 1997 | Sage Energy Company | J & J Unit #1HXH | 11,881 | 05133550 |
| 459065Amendment | Feb 28, 1997 | Feb 28, 1997 | Sage Energy Company | J & J Unit #1HX | 8,300 | 05133550 |
| 459065Amendment | Feb 28, 1997 | Feb 28, 1997 | Sage Energy Company | J & J Unit #1HXH | 8,300 | 05133550 |
| 458894 | Feb 28, 1997 | Feb 28, 1997 | Morris, W. Dale Inc. | Rainbow #1H | 13,200 | 05133193 |
| 459267 | Feb 27, 1997 | Feb 27, 1997 | Williams, Clayton Energy, Inc. | Homeyer-Orsak Unit #1H | 8,000 | 05133551 |
| 459267Amendment | Feb 27, 1997 | Feb 27, 1997 | Williams, Clayton Energy, Inc. | Homeyer OL Unit #1H | 8,000 | 05133551 |
| 455753 | Feb 26, 1997 | Feb 26, 1997 | Union Pacific Resources Company | W. R. Fritcher Unit #1H | 10,000 | 05132650 |
| 456503 | Jan 30, 1997 | Jan 30, 1997 | Williams, Clayton Energy, Inc. | Mecom Unit #1H | 7,500 | 05133542 |
| 457722 | Jan 23, 1997 | Jan 23, 1997 | Costilla Energy, Inc. | Mais-Kachtik #1HH | 11,573 | 05133549 |
| 457720 | Jan 23, 1997 | Jan 23, 1997 | Williams, Clayton Energy, Inc. | Krug-Savage Unit #1H | 7,500 | 05133548 |
| 457669 | Jan 22, 1997 | Jan 22, 1997 | Williams, Clayton Energy, Inc. | Lewis Unit #1H | 7,500 | 05133547 |
| 457303 | Jan 15, 1997 | Jan 15, 1997 | Williams, Clayton Energy, Inc. | Perry-Alford Unit #1H | 8,000 | 05133546 |
| 457204 | Jan 9, 1997 | Jan 9, 1997 | Bar-Mac Investments Inc. | Armstrong #1 | 4,450 | 05133545 |
| 457067 | Jan 9, 1997 | Jan 9, 1997 | Sage Energy Company | J & J Unit #1HH | 11,881 | 05133544 |
| 456714 | Dec 27, 1996 | Dec 27, 1996 | Williams, Clayton Energy, Inc. | Hovorak-Hejl Unit #1H | 8,000 | 05133543 |
| 456392 | Dec 20, 1996 | Dec 20, 1996 | Williams, Clayton Energy, Inc. | Kosstohryz Unit #1H | 7,800 | 05133541 |
| 454771 | Dec 5, 1996 | Dec 5, 1996 | Union Pacific Resources Company | Albright, L. #1H | 7,400 | 05131524 |
| 454771Amendment | Dec 5, 1996 | Dec 5, 1996 | Union Pacific Resources Company | Albright, L. #1H | 7,400 | 05131524 |
| 455889 | Dec 4, 1996 | Dec 4, 1996 | Akg Operating Company | Oppermann, Emil #1H | 8,513 | 05133091 |
| 455841 | Dec 3, 1996 | Dec 3, 1996 | Williams, Clayton Energy, Inc. | Whitney #1H | 8,000 | 05133539 |
| 455841Amendment | Dec 3, 1996 | Dec 3, 1996 | Williams, Clayton Energy, Inc. | Whitney Unit #1H | 8,000 | 05133539 |
| 455839 | Dec 3, 1996 | Dec 3, 1996 | Williams, Clayton Energy, Inc. | Neal-Garbs Unit #1H | 7,300 | 05133540 |
| 455318 | Nov 18, 1996 | Nov 18, 1996 | Seneca Resources Corp. | Lauderdale #14AHH | 10,561 | 05132781 |
| 455318Amendment | Nov 18, 1996 | Nov 18, 1996 | Seneca Resources Corp. | Lauderdale #14AHH | 10,583 | 05132781 |
| 455064 | Nov 12, 1996 | Nov 12, 1996 | Costilla Petroleum Corporation | Patterson G #1HH | 8,000 | 05133538 |
| 454914 | Nov 8, 1996 | Nov 8, 1996 | Landmark Exploration Inc. | Chmelar, Frank #3XH | 7,800 | 05133536 |
| 454914Amendment | Nov 8, 1996 | Nov 8, 1996 | Landmark Exploration Inc. | Chmelar, Frank #3XH | 9,000 | 05133536 |
| 454917 | Nov 7, 1996 | Nov 7, 1996 | Bar-Mac Investments Inc. | Doug -A- #1 | 4,500 | 05133537 |
| 454878 | Nov 7, 1996 | Nov 7, 1996 | Seneca Resources Corp. | Wilkin, Mabel #7HH | 12,500 | 05133535 |
| 454878Amendment | Nov 7, 1996 | Nov 7, 1996 | Seneca Resources Corp. | Wilkin, Mabel #7HH | 12,500 | 05133535 |
| 454873 | Nov 7, 1996 | Nov 7, 1996 | Williams, Clayton Energy, Inc. | Krug Unit #1H | 7,500 | 05133534 |
| 454872 | Nov 7, 1996 | Nov 7, 1996 | Williams, Clayton Energy, Inc. | Hejl Unit #1H | 7,800 | 05133533 |
| 454395 | Oct 31, 1996 | Oct 31, 1996 | Union Pacific Resources Company | Savage Unit #1H | 7,000 | 05133532 |
| 454395Amendment | Oct 31, 1996 | Oct 31, 1996 | Union Pacific Resources Company | Savage Unit #1H | 7,800 | 05133532 |
| 454506 | Oct 30, 1996 | Oct 30, 1996 | Morris, W. Dale Inc. | Urbanosky - Bryant #2H | 10,227 | 05131763 |
| 451127 | Oct 22, 1996 | Oct 22, 1996 | Sage Energy Company | Horne Management Company #2HH | 8,700 | 05133526 |
| 454018 | Oct 17, 1996 | Oct 17, 1996 | Landmark Exploration Inc. | Cecelia - Bedford Unit #1H | 7,600 | 05132823 |
| 454018Amendment | Oct 17, 1996 | Oct 17, 1996 | Landmark Exploration Inc. | Cecelia - Bedford Unit #1H | 9,000 | 05132823 |
| 453726 | Oct 16, 1996 | Oct 16, 1996 | Westlands Resources Corporation | DRC G #1H | 9,000 | 04130515 |
| 453865 | Oct 15, 1996 | Oct 15, 1996 | Williams, Clayton Energy, Inc. | Maresh-Galloway Unit #1H | 7,500 | 05133531 |
| 453865Amendment | Oct 15, 1996 | Oct 15, 1996 | Williams, Clayton Energy, Inc. | Maresh-Galloway Unit #1H | 7,500 | 05133531 |
| 453741 | Oct 11, 1996 | Oct 11, 1996 | Williams, Clayton Energy, Inc. | Luksa OL Unit #1H | 7,800 | 05133530 |
| 453504 | Oct 4, 1996 | Oct 4, 1996 | Bellwether Exploration Company | Giessel "a" Unit #1 | 9,500 | 05131312 |
| 452412 | Sep 9, 1996 | Sep 9, 1996 | Apache Corporation | Magee, Henry G. et Al #1H | 9,800 | 05133529 |
| 452412Amendment | Sep 9, 1996 | Sep 9, 1996 | Apache Corporation | Magee, Henry G. et Al #1H | 9,800 | 05133529 |
| 452412Amendment | Sep 9, 1996 | Sep 9, 1996 | Apache Corporation | Magee, Henry G. et Al #1H | 9,929 | 05133529 |
| 452249 | Sep 6, 1996 | Sep 6, 1996 | Union Pacific Resources Company | Pistol Unit #1H | 6,800 | 05133528 |
| 451839 | Aug 23, 1996 | Aug 23, 1996 | Williams, Clayton Energy, Inc. | Friddell OL Unit #1H | 8,000 | 05133527 |
| 451771 | Aug 21, 1996 | Aug 21, 1996 | Bellwether Exploration Company | Machovsky - a - Unit #1 | 8,334 | 05130897 |
| 451744 | Aug 20, 1996 | Aug 20, 1996 | Bellwether Exploration Company | Blinka-Poehl #1 | 9,369 | 05131095 |
| 451743 | Aug 20, 1996 | Aug 20, 1996 | Bellwether Exploration Company | Hamblen #1 | 9,110 | 05131038 |
| 451742 | Aug 20, 1996 | Aug 20, 1996 | Bellwether Exploration Company | Giessel "D" #8 | 9,740 | 05131622 |
| 451741 | Aug 20, 1996 | Aug 20, 1996 | Bellwether Exploration Company | Giessel "C" #4 | 9,470 | 05131621 |
| 449208 | Aug 13, 1996 | Aug 13, 1996 | Williams, Clayton Energy, Inc. | Weeber-Williams Unit #1H | 7,500 | 05133438 |
| 451350 | Aug 9, 1996 | Aug 9, 1996 | Akg Operating Company | Lazarus #1HH | 9,200 | 05133158 |
| 451215 | Aug 7, 1996 | Aug 7, 1996 | Union Pacific Resources Company | Junek-Marek Unit #1H | 8,300 | 05131458 |
| 451215Amendment | Aug 7, 1996 | Aug 7, 1996 | Union Pacific Resources Company | Junek-Marek Unit #1H | 8,300 | 05131458 |
| 451215Amendment | Aug 7, 1996 | Aug 7, 1996 | Union Pacific Resources Company | Junek-Marek Unit #1H | 8,300 | 05131458 |
| 450250 | Aug 7, 1996 | Aug 7, 1996 | Cox & Perkins Exploration, Inc. | Hurry-Britt Unit #2 | 8,212 | 05131037 |
| 450935 | Jul 31, 1996 | Jul 31, 1996 | Williams, Clayton Energy, Inc. | Feld OL Unit #1H | 7,500 | 05133525 |
| 450420 | Jul 22, 1996 | Jul 22, 1996 | Westlands Resources Corporation | DRC V #1H | 8,600 | 05133388 |
| 450496 | Jul 18, 1996 | Jul 18, 1996 | Williams, Clayton Energy, Inc. | Hughes Unit #1H | 7,500 | 05133463 |
| 450301 | Jul 15, 1996 | Jul 15, 1996 | Williams, Clayton Energy, Inc. | Garcia-Griggs Unit #1H | 7,000 | 05133524 |
| 450102 | Jul 9, 1996 | Jul 9, 1996 | Sage Energy Company | Dean-Moore Unit #1HH | 8,100 | 05133523 |
| 449708 | Jun 26, 1996 | Jun 26, 1996 | Williams, Clayton Energy, Inc. | Cotrone-Jewish Welfare Unit #1H | 7,500 | 05133472 |
| 449309 | Jun 26, 1996 | Jun 26, 1996 | Union Pacific Resources Company | Tietjen, A. H. #1H | 8,135 | 05132410 |
| 449309Amendment | Jun 26, 1996 | Jun 26, 1996 | Union Pacific Resources Company | Tietjen, A. H. #1H | 8,135 | 05132410 |
| 449232 | Jun 13, 1996 | Jun 13, 1996 | Williams, Clayton Energy, Inc. | Marek OL Unit #1H | 7,500 | 05133522 |
| 448911 | Jun 6, 1996 | Jun 6, 1996 | Union Pacific Resources Company | Groce, A. #1H | 9,000 | 05132944 |
| 448911Amendment | Jun 6, 1996 | Jun 6, 1996 | Union Pacific Resources Company | Groce, A. #1HH | 9,000 | 05132944 |