| 496942 | Jul 7, 2000 | Jul 7, 2000 | Apex Energy, Inc. | Long #1 | 5,500 | 02533034 |
| 496934 | Jul 6, 2000 | Jul 6, 2000 | Ocean Energy, Inc. | Younts #1 | 13,200 | 02533033 |
| 496887 | Jul 5, 2000 | Jul 5, 2000 | Devon Energy Production Co, L.P. | Ray, George A. #99 | 9,000 | 02533032 |
| 496793 | Jul 3, 2000 | Jul 3, 2000 | United Texas Petroleum Inc. | Henderson SLP #1 | 6,000 | 02533031 |
| 496556 | Jun 29, 2000 | Jun 29, 2000 | Hughes, Dan A. Company | McKinney, J. E. #2 | 9,959 | 02530378 |
| 496633 | Jun 28, 2000 | Jun 28, 2000 | Corenergy Operating Group, LLC | J. L. Blackburn Trust Unit #2 | 2,400 | 02533030 |
| 496632 | Jun 28, 2000 | Jun 28, 2000 | Republic Resources, LLC, | Martinson #1 | 4,500 | 02533029 |
| 496632Amendment | Jun 28, 2000 | Jun 28, 2000 | Republic Resources, LLC, | Martinson #1 | 4,500 | 02533029 |
| 496392 | Jun 23, 2000 | Jun 23, 2000 | Hughes, Dan A. Company | Mansker "A" #1 | 12,500 | 02533028 |
| 496242 | Jun 20, 2000 | Jun 20, 2000 | C & E Operating, Inc. | Thomson-Barrow Corp. C #21 | 6,500 | 02533027 |
| 496116 | Jun 20, 2000 | Jun 20, 2000 | Staples, James W. Prod. Co. | Baker #1 | 3,100 | 02531925 |
| 496277 | Jun 16, 2000 | Jun 16, 2000 | Republic Resources, LLC, | Imogene Hall Unit #10 | 3,250 | 02533026 |
| 496277Amendment | Jun 16, 2000 | Jun 16, 2000 | Republic Resources, LLC, | Imogene Hall Unit #10 | 3,250 | 02533026 |
| 496277Amendment | Jun 16, 2000 | Jun 16, 2000 | Republic Resources, LLC, | Imogene Hall Unit #10 | 3,250 | 02533026 |
| 496108 | Jun 16, 2000 | Jun 16, 2000 | C-Tech | Schlotterbeck-Adams #2 | 10,500 | 02533024 |
| 496107 | Jun 16, 2000 | Jun 16, 2000 | C-Tech | Adams-Schlotterbeck #3 | 3,300 | 02531460 |
| 495044 | Jun 16, 2000 | Jun 16, 2000 | Southwest Land & Minerals, Inc. | Shinn, George #1 | 4,350 | 02533020 |
| 496098 | Jun 12, 2000 | Jun 12, 2000 | C-Tech | Adams-Schlotterbeck #2 #2 | 3,300 | 02501696 |
| 495747 | Jun 2, 2000 | Jun 2, 2000 | Aurora Resources Corporation | Phillips, C. W. #1 | 1,000 | 02531563 |
| 495745 | Jun 1, 2000 | Jun 1, 2000 | Corenergy Operating Group, LLC | Blackburn, L. K. #5 | 1,800 | 02533023 |
| 495745Amendment | Jun 1, 2000 | Jun 1, 2000 | Corenergy Operating Group, LLC | Blackburn, L. K. #5 | 2,300 | 02533023 |
| 495743 | Jun 1, 2000 | Jun 1, 2000 | Corenergy Operating Group, LLC | Blackburn, J. L. Trust #1 | 2,000 | 02533022 |
| 495743Amendment | Jun 1, 2000 | Jun 1, 2000 | Corenergy Operating Group, LLC | Blackburn, J. L. Trust #1 | 2,300 | 02533022 |
| 495743Amendment | Jun 1, 2000 | Jun 1, 2000 | Corenergy Operating Group, LLC | Blackburn, J. L. Trust #1 | 2,300 | 02533022 |
| 495630 | May 30, 2000 | May 30, 2000 | Exp, Inc. | Hughes FPL #1 | 5,500 | 02533021 |
| 494997 | May 12, 2000 | May 12, 2000 | Tidal Petroleum, Inc. | McWhoter #2 | 4,500 | 02533019 |
| 494849 | May 12, 2000 | May 12, 2000 | Spiller Operating Co., Inc. | Knight et Al #1 | 4,000 | 02533018 |
| 494785 | May 5, 2000 | May 5, 2000 | Ampak Oil Company | Ray #3 | 4,000 | 02532610 |
| 494562 | May 2, 2000 | May 2, 2000 | Pioneer Natural Res. USA, Inc. | Henry Bues Gas Unit #7H | 15,000 | 02532701 |
| 494544 | Apr 28, 2000 | Apr 28, 2000 | C & E Operating, Inc. | O'Brien-Harkins A #5 | 3,900 | 02533017 |
| 494500 | Apr 28, 2000 | Apr 28, 2000 | Sue-Ann Operating, L.C. | Hartzendorf #1 | 2,950 | 02533016 |
| 494500Amendment | Apr 28, 2000 | Apr 28, 2000 | Sue-Ann Operating, L.C. | Hartzendorf #1 | 3,100 | 02533016 |
| 491790 | Apr 28, 2000 | Apr 28, 2000 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #2 | 13,792 | 02530359 |
| 494333 | Apr 20, 2000 | Apr 20, 2000 | Ampak Oil Company | Lehman & Richards #1 | 4,000 | 02533015 |
| 494332 | Apr 20, 2000 | Apr 20, 2000 | Ampak Oil Company | Iley & Wallace #1 | 4,000 | 02533014 |
| 494074 | Apr 13, 2000 | Apr 13, 2000 | Ampak Oil Company | Ray #1 | 3,500 | 02533012 |
| 493856 | Apr 13, 2000 | Apr 13, 2000 | Chenier Energy LLC | Kennedy, B. G. A. #1 | 850 | 02533010 |
| 494184 | Apr 11, 2000 | Apr 11, 2000 | Pioneer Natural Res. USA, Inc. | Tomasek Gas Unit #6H | 13,850 | 02533013 |
| 493948 | Apr 11, 2000 | Apr 11, 2000 | Rio Bravo Expl. & Prod. Co. | Hartzendorf et Al #1 | 6,000 | 02533011 |
| 493948Amendment | Apr 11, 2000 | Apr 11, 2000 | Tidy Energy Resources Inc. | Hartzendorf et Al #1 | 6,000 | 02533011 |
| 493948Amendment | Apr 11, 2000 | Apr 11, 2000 | Tidy Energy Resources Inc. | Hartzendorf et Al #1 | 6,000 | 02533011 |
| 493714 | Apr 5, 2000 | Apr 5, 2000 | Prime Operating Company | Brooks Trust #1 | 9,500 | 02533009 |
| 493612 | Mar 29, 2000 | Mar 29, 2000 | Tidal Petroleum, Inc. | McWhorter #1 | 4,500 | 02533008 |
| 492612 | Mar 28, 2000 | Mar 28, 2000 | Pioneer Natural Res. USA, Inc. | Henry Bues Gas Unit #4H | 13,908 | 02532649 |
| 493419 | Mar 27, 2000 | Mar 27, 2000 | C & E Operating, Inc. | Thomson-Barrow Corp. "C" #20 | 6,200 | 02533007 |
| 493294 | Mar 21, 2000 | Mar 21, 2000 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #5H | 14,000 | 02533006 |
| 493294Amendment | Mar 21, 2000 | Mar 21, 2000 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #5H | 14,000 | 02533006 |
| 493294Amendment | Mar 21, 2000 | Mar 21, 2000 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #5H | 14,000 | 02533006 |
| 490843 | Mar 20, 2000 | Mar 20, 2000 | Apex Energy, Inc. | Healey #1 | 5,550 | 02532990 |
| 493053 | Mar 16, 2000 | Mar 16, 2000 | Wagner Oil Company | Walton - Ray Wilcox Unit #1 | 8,010 | 02502885 |
| 493114 | Mar 15, 2000 | Mar 15, 2000 | Tidal Petroleum, Inc. | Howard #2 | 4,500 | 02533005 |
| 493114Amendment | Mar 15, 2000 | Mar 15, 2000 | Tidal Petroleum, Inc. | Howard #2 | 4,500 | 02533005 |
| 493005 | Mar 13, 2000 | Mar 13, 2000 | Winn Exploration Co., Inc. | Dugat #1 | 11,900 | 02533004 |
| 493004 | Mar 13, 2000 | Mar 13, 2000 | Winn Exploration Co., Inc. | Finley #1 | 9,100 | 02533003 |
| 492939 | Mar 10, 2000 | Mar 10, 2000 | Winn Exploration Co., Inc. | Finley #2 | 3,700 | 02533002 |
| 492894 | Mar 9, 2000 | Mar 9, 2000 | Tidal Petroleum, Inc. | Suffel #3 | 4,500 | 02533001 |
| 491790Amendment | Mar 6, 2000 | Mar 6, 2000 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #2H | 13,792 | 02530359 |
| 492429 | Mar 1, 2000 | Mar 1, 2000 | Staples, James W. Prod. Co. | Bush, Edith Smith #1 | 3,675 | 02531005 |
| 492552 | Feb 29, 2000 | Feb 29, 2000 | Sue-Ann Operating, L.C. | McMillan, Martha #1 | 2,900 | 02533000 |
| 491196 | Feb 11, 2000 | Feb 11, 2000 | Chenier Energy LLC | Hoff, R. M. #1 | 900 | 02532999 |
| 491542 | Feb 4, 2000 | Feb 4, 2000 | Petra Oleum Corp. | Ramirez "B" #3 | 1,500 | 02532191 |
| 491533 | Feb 1, 2000 | Feb 1, 2000 | C & E Operating, Inc. | Hughes, J. W. FLP #1 | 5,400 | 02532823 |
| 491418 | Jan 25, 2000 | Jan 25, 2000 | Apex Energy, Inc. | La Rose #2 | 5,400 | 02532998 |
| 491352 | Jan 24, 2000 | Jan 24, 2000 | Corenergy Operating Group, LLC | Joy Estate #1 | 5,700 | 02532997 |
| 491352Amendment | Jan 24, 2000 | Jan 24, 2000 | Corenergy Operating Group, LLC | Joy Estate #1 | 2,400 | 02532997 |
| 491352Amendment | Jan 24, 2000 | Jan 24, 2000 | Corenergy Operating Group, LLC | Joy Estate #1 | 2,600 | 02532997 |
| 491352Amendment | Jan 24, 2000 | Jan 24, 2000 | Corenergy Operating Group, LLC | Joy Estate #1 | 2,600 | 02532997 |
| 491272 | Jan 20, 2000 | Jan 20, 2000 | Pioneer Natural Res. USA, Inc. | Henry Bues Gas Unit #6H | 13,933 | 02532661 |
| 491272Amendment | Jan 20, 2000 | Jan 20, 2000 | Pioneer Natural Res. USA, Inc. | Henry Bues Gas Unit #6H | 13,933 | 02532661 |
| 491195 | Jan 19, 2000 | Jan 19, 2000 | Tidal Petroleum, Inc. | Howard #1 | 4,500 | 02532996 |
| 491195Amendment | Jan 19, 2000 | Jan 19, 2000 | Tidal Petroleum, Inc. | Howard #1 | 4,500 | 02532996 |
| 491150 | Jan 18, 2000 | Jan 18, 2000 | Hollimon Oil Corporation | Edler, J. B. #24 #24 | 5,700 | 02532995 |
| 490848 | Jan 14, 2000 | Jan 14, 2000 | C & E Operating, Inc. | Thomson-Barrow Corp. C #18 | 6,300 | 02532993 |
| 491071 | Jan 13, 2000 | Jan 13, 2000 | Republic Resources, LLC, | Robinson #5B | 3,600 | 02532994 |
| 490747 | Jan 13, 2000 | Jan 13, 2000 | Hollimon Oil Corporation | Davis, N. B. #7 | 3,750 | 02501858 |
| 490849 | Jan 10, 2000 | Jan 10, 2000 | C & E Operating, Inc. | O'Brien-Harkins A #4 | 4,000 | 02532992 |
| 490886 | Jan 6, 2000 | Jan 6, 2000 | Pioneer Natural Res. USA, Inc. | Gordon Gas Unit #2H | 13,800 | 02530491 |
| 490886Amendment | Jan 6, 2000 | Jan 6, 2000 | Pioneer Natural Res. USA, Inc. | Gordon Gas Unit #2H | 13,800 | 02530491 |
| 490841 | Jan 5, 2000 | Jan 5, 2000 | Corenergy Operating Group, LLC | Lucas, A. L. #1 | 4,200 | 02532991 |
| 490839 | Jan 5, 2000 | Jan 5, 2000 | Brazos Production Services, Inc. | Knight #1 | 2,000 | 02532989 |
| 490839Amendment | Jan 5, 2000 | Jan 5, 2000 | Brazos Production Services, Inc. | Knight #1 #1 | 2,107 | 02532989 |
| 490598 | Dec 22, 1999 | Dec 22, 1999 | Republic Resources, LLC, | Stauss-Nelson #1 | 3,000 | 02532988 |
| 490436 | Dec 16, 1999 | Dec 16, 1999 | Corenergy Operating Group, LLC | Blackburn, L. K. #4 | 2,300 | 02532987 |
| 488801 | Dec 10, 1999 | Dec 10, 1999 | Columbus Energy Corp. | Long #5 | 10,000 | 02532984 |
| 489960 | Dec 1, 1999 | Dec 1, 1999 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #3H | 13,514 | 02532638 |
| 489960Amendment | Dec 1, 1999 | Dec 1, 1999 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #3H | 13,514 | 02532638 |
| 489960Amendment | Dec 1, 1999 | Dec 1, 1999 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #3H | 13,838 | 02532638 |
| 489696 | Nov 19, 1999 | Nov 19, 1999 | Republic Resources, LLC, | Olson #1 | 4,500 | 02532986 |
| 488410 | Nov 16, 1999 | Nov 16, 1999 | Corenergy Operating Group, LLC | Ferrell, D. L. #2 | 6,000 | 02532977 |
| 489113 | Nov 3, 1999 | Nov 3, 1999 | Corenergy Operating Group, LLC | Lewis Ranch "B" #3 | 5,150 | 02532985 |
| 488768 | Oct 27, 1999 | Oct 27, 1999 | Pmi Energy Co. | Long #1 | 4,800 | 02532983 |
| 488768Amendment | Oct 27, 1999 | Oct 27, 1999 | Pmi Energy Co. | Long #1 | 4,800 | 02532983 |
| 488741 | Oct 26, 1999 | Oct 26, 1999 | Miller, W. C. Operating Company | Sparkman #2 | 1,200 | 02532981 |
| 488740 | Oct 26, 1999 | Oct 26, 1999 | Miller, W. C. Operating Company | Sparkman #1 | 1,200 | 02532982 |
| 488740Amendment | Oct 26, 1999 | Oct 26, 1999 | Miller, W. C. Operating Company | Sparkman #1 | 1,200 | 02532982 |
| 488700 | Oct 20, 1999 | Oct 20, 1999 | Republic Resources, LLC, | Staples, J. Jr. #1 | 4,500 | 02532929 |
| 488694 | Oct 20, 1999 | Oct 20, 1999 | Republic Resources, LLC, | Staples, J. Jr. #2 | 4,500 | 02532980 |
| 488571 | Oct 15, 1999 | Oct 15, 1999 | Corenergy Operating Group, LLC | Blackburn, L. K. #3 | 2,500 | 02532979 |
| 488436 | Oct 12, 1999 | Oct 12, 1999 | Felderhoff Production Co. | Bridge #1 | 3,500 | 02532978 |
| 488412 | Oct 11, 1999 | Oct 11, 1999 | Corenergy Operating Group, LLC | Lewis Ranch #1 | 4,940 | 02532975 |