| 505301Amendment | Feb 16, 2001 | Feb 16, 2001 | C & E Operating, Inc. | Roche #7 | 5,600 | 02533096 |
| 505018 | Feb 14, 2001 | Feb 14, 2001 | Javelina Oil & Gas Development | Curlee-Griffith #1 | 4,200 | 02530037 |
| 505018Amendment | Feb 14, 2001 | Feb 14, 2001 | Javelina Oil & Gas Development | Curlee-Griffith #1 | 5,000 | 02530037 |
| 504249 | Feb 14, 2001 | Feb 14, 2001 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #7H | 14,000 | 02533085 |
| 505017 | Feb 12, 2001 | Feb 12, 2001 | Javelina Oil & Gas Development | Welder, John J. "C" #5 | 4,200 | 02530044 |
| 505016 | Feb 12, 2001 | Feb 12, 2001 | Javelina Oil & Gas Development | Welder, John J. "B" #3 | 4,200 | 02530036 |
| 505015 | Feb 12, 2001 | Feb 12, 2001 | Javelina Oil & Gas Development | Welder, John J. "A" #1 | 4,200 | 02530023 |
| 504901 | Feb 2, 2001 | Feb 2, 2001 | Corenergy Operating Group, LLC | Lewis Ranch #4 | 5,000 | 02533095 |
| 504799 | Feb 1, 2001 | Feb 1, 2001 | Esenjay Exploration, Inc | Carpenter #1 | 15,000 | 02533094 |
| 504462 | Feb 1, 2001 | Feb 1, 2001 | Burk Royalty Company | Tuttle #1 | 5,500 | 02533090 |
| 504749 | Jan 31, 2001 | Jan 31, 2001 | Charro Operating, L.L.C. | Malone, W. #5 | 5,200 | 02533091 |
| 504748 | Jan 31, 2001 | Jan 31, 2001 | Charro Operating, L.L.C. | Malone, W. #6 | 5,200 | 02533092 |
| 504747 | Jan 31, 2001 | Jan 31, 2001 | Charro Operating, L.L.C. | Malone, W. #7 | 5,200 | 02533093 |
| 504747Amendment | Jan 31, 2001 | Jan 31, 2001 | Charro Operating, L.L.C. | Malone, W. #7 | 5,200 | 02533093 |
| 504524 | Jan 25, 2001 | Jan 25, 2001 | Winn Exploration Co., Inc. | Green #1 | 8,200 | 02533089 |
| 504305 | Jan 23, 2001 | Jan 23, 2001 | Welder Operating, Inc. | Beasley #1 | 4,500 | 02533087 |
| 504305Amendment | Jan 23, 2001 | Jan 23, 2001 | Welder Exploration & Prod., Inc. | Beasley #1 | 4,500 | 02533087 |
| 504364 | Jan 22, 2001 | Jan 22, 2001 | Corenergy Operating Group, LLC | Diebel #1 | 3,000 | 02533088 |
| 504217 | Jan 19, 2001 | Jan 19, 2001 | Enco Exploration Company | Long #M 1 | 12,000 | 02533086 |
| 504250 | Jan 18, 2001 | Jan 18, 2001 | Pioneer Natural Res. USA, Inc. | Tomasek Gas Unit #7H | 14,000 | 02533084 |
| 504105 | Jan 16, 2001 | Jan 16, 2001 | Corenergy Operating Group, LLC | Snowmass #1 | 3,000 | 02533082 |
| 504100 | Jan 16, 2001 | Jan 16, 2001 | Corenergy Operating Group, LLC | Tyler #2 | 5,000 | 02533083 |
| 503828 | Jan 12, 2001 | Jan 12, 2001 | Enco Exploration Company | Long #4 | 4,600 | 02533081 |
| 503827 | Jan 11, 2001 | Jan 11, 2001 | Enco Exploration Company | Ordner #1 | 4,700 | 02533079 |
| 503926 | Jan 10, 2001 | Jan 10, 2001 | Corenergy Operating Group, LLC | Cobweb Ranch #1 | 3,000 | 02533080 |
| 503703 | Jan 10, 2001 | Jan 10, 2001 | C & E Operating, Inc. | Roche #6 | 5,500 | 02533077 |
| 503703Amendment | Jan 10, 2001 | Jan 10, 2001 | C & E Operating, Inc. | Roche #6 | 5,500 | 02533077 |
| 503702 | Jan 10, 2001 | Jan 10, 2001 | C & E Operating, Inc. | Roche #5 | 5,500 | 02533076 |
| 503844 | Jan 9, 2001 | Jan 9, 2001 | Corenergy Operating Group, LLC | Bee County Investors #1 | 3,000 | 02533078 |
| 503680 | Jan 4, 2001 | Jan 4, 2001 | Corenergy Operating Group, LLC | McNeill #1 | 3,000 | 02533075 |
| 503567 | Jan 3, 2001 | Jan 3, 2001 | Inland Ocean, Inc. | Roth-Mutchler Unit #1 | 4,116 | 02532818 |
| 503587 | Jan 2, 2001 | Jan 2, 2001 | Corenergy Operating Group, LLC | Blackburn, J. L. Trust #3 | 3,000 | 02533074 |
| 503351 | Dec 21, 2000 | Dec 21, 2000 | Oil & Gas Acquisition Group, Inc | Byles, J. C. "A" #1 | 7,700 | 02500401 |
| 503253 | Dec 19, 2000 | Dec 19, 2000 | Tidal Petroleum, Inc. | Norwell #02 | 4,400 | 02532918 |
| 503232 | Dec 19, 2000 | Dec 19, 2000 | Hallwood Petroleum, Inc. | Hynes, James Agnes #6 | 3,240 | 02502663 |
| 503158 | Dec 18, 2000 | Dec 18, 2000 | Republic Resources, LLC, | Stauss #1 | 4,500 | 02533073 |
| 503158Amendment | Dec 18, 2000 | Dec 18, 2000 | Republic Resources, LLC, | Stauss #1 | 4,500 | 02533073 |
| 503009 | Dec 14, 2000 | Dec 14, 2000 | Hughes, Dan A. Company | Brinkoeter Partners, Ltd "A" #1 | 13,000 | 02533072 |
| 502936 | Dec 12, 2000 | Dec 12, 2000 | Hughes, Dan A. Company | McKinney, J. E. #6 | 5,000 | 02533071 |
| 502755 | Dec 11, 2000 | Dec 11, 2000 | Inland Ocean, Inc. | Mutchler-Roth Unit #1 | 4,109 | 02532729 |
| 502695 | Dec 6, 2000 | Dec 6, 2000 | Republic Resources, LLC, | Staples, J. Jr. #3 | 4,500 | 02533070 |
| 502656 | Dec 5, 2000 | Dec 5, 2000 | Republic Resources, LLC, | Martinson #2 | 4,500 | 02533069 |
| 502656Amendment | Dec 5, 2000 | Dec 5, 2000 | Republic Resources, LLC, | Martinson #2 | 4,500 | 02533069 |
| 502547 | Dec 5, 2000 | Dec 5, 2000 | Chenier Energy LLC | Hoff, R. M. #3 | 980 | 02533068 |
| 502526 | Dec 1, 2000 | Dec 1, 2000 | United Texas Petroleum Inc. | Savage, Karen #2 | 4,300 | 02533067 |
| 502421 | Nov 28, 2000 | Nov 28, 2000 | Oil & Gas Acquisition Group, Inc | J. C. Byles et al Oil Unit #1 | 7,713 | 02532711 |
| 501753 | Nov 8, 2000 | Nov 8, 2000 | Choice Exploration, Inc. | Schauer #1 | 4,500 | 02533066 |
| 501753Amendment | Nov 8, 2000 | Nov 8, 2000 | Choice Exploration, Inc. | Schauer #1 | 4,500 | 02533066 |
| 501490 | Nov 1, 2000 | Nov 1, 2000 | Oil & Gas Acquisition Group, Inc | Fox, J. E., et Al #6 | 7,717 | 02532774 |
| 501489 | Nov 1, 2000 | Nov 1, 2000 | Oil & Gas Acquisition Group, Inc | Byles, J. C. "a" et Al #1 | 7,700 | 02500401 |
| 501197 | Oct 26, 2000 | Oct 26, 2000 | Wagner Oil Company | Bradford, James #1 | 4,200 | 02532694 |
| 500996 | Oct 20, 2000 | Oct 20, 2000 | Chenier Energy LLC | Kennedy, B. G. "B" #1 | 920 | 02533064 |
| 497123 | Oct 19, 2000 | Oct 19, 2000 | Staples, James W. | Stouss Estate #2 | 3,627 | 02501070 |
| 500767 | Oct 16, 2000 | Oct 16, 2000 | C & E Operating, Inc. | Swyka #8 | 6,200 | 02533063 |
| 499439 | Oct 13, 2000 | Oct 13, 2000 | Hughes, Dan A. Company | McKinney, J. E. #4 | 5,000 | 02533049 |
| 500502 | Oct 12, 2000 | Oct 12, 2000 | Welder-Heyer Energy, Inc. | Wicker, E. H. #2 | 5,000 | 02532950 |
| 500352 | Oct 12, 2000 | Oct 12, 2000 | Hughes, Dan A. Company | Mansker-Shell Unit #1 | 13,000 | 02533065 |
| 496278 | Oct 12, 2000 | Oct 12, 2000 | Republic Resources, LLC, | Hoyer-Norwell #1 | 4,500 | 02533025 |
| 500614 | Oct 10, 2000 | Oct 10, 2000 | Hallwood Petroleum, Inc. | Hynes, J. A. #26 | 5,200 | 02533061 |
| 500613 | Oct 10, 2000 | Oct 10, 2000 | Hallwood Petroleum, Inc. | Hynes, J. A. #27 | 5,450 | 02533062 |
| 500600 | Oct 10, 2000 | Oct 10, 2000 | Aurora Resources Corporation | Borroum, Rosa E. #1 | 7,430 | 02502579 |
| 500290 | Oct 4, 2000 | Oct 4, 2000 | Osyka Oil & Gas, Inc. | Shaw/Ray #02 | 1,200 | 02533060 |
| 500215 | Sep 29, 2000 | Sep 29, 2000 | Charro Operating, L.L.C. | Lazy F #1 | 4,000 | 02533059 |
| 500214 | Sep 29, 2000 | Sep 29, 2000 | Charro Operating, L.L.C. | Lazy F #2 | 4,000 | 02533058 |
| 500204 | Sep 29, 2000 | Sep 29, 2000 | Devon Energy Production Co, L.P. | Ray, George A. #101 | 12,000 | 02533057 |
| 500204Amendment | Sep 29, 2000 | Sep 29, 2000 | Devon Energy Production Co, L.P. | Ray, George A. #101 | 12,000 | 02533057 |
| 500000 | Sep 28, 2000 | Sep 28, 2000 | C & E Operating, Inc. | Roche #2 | 5,500 | 02533056 |
| 499998 | Sep 26, 2000 | Sep 26, 2000 | C & E Operating, Inc. | Roche #3 | 5,600 | 02533055 |
| 499997 | Sep 26, 2000 | Sep 26, 2000 | C & E Operating, Inc. | Roche #4 | 5,600 | 02533054 |
| 500036 | Sep 25, 2000 | Sep 25, 2000 | Tidal Petroleum, Inc. | Howard #3 | 4,400 | 02533053 |
| 499876 | Sep 21, 2000 | Sep 21, 2000 | Prime Operating Company | Le Blanc #1 | 9,000 | 02532671 |
| 499876Amendment | Sep 21, 2000 | Sep 21, 2000 | Prime Operating Company | Le Blanc #1 | 9,000 | 02532671 |
| 495745Amendment | Sep 21, 2000 | Sep 21, 2000 | Corenergy Operating Group, LLC | Blackburn, L. K. #5 | 2,300 | 02533023 |
| 499231 | Sep 19, 2000 | Sep 19, 2000 | Enco Exploration Company | Long "B" #3 | 4,600 | 02533046 |
| 499667 | Sep 18, 2000 | Sep 18, 2000 | C & E Operating, Inc. | Roche #1 | 5,500 | 02533052 |
| 499667Amendment | Sep 18, 2000 | Sep 18, 2000 | C & E Operating, Inc. | Roche #1 | 5,700 | 02533052 |
| 499440 | Sep 14, 2000 | Sep 14, 2000 | Hughes, Dan A. Company | McKinney, J. E. #5 | 5,000 | 02533050 |
| 499539 | Sep 13, 2000 | Sep 13, 2000 | Republic Resources, LLC, | Kimball-Helm #1 | 4,500 | 02533051 |
| 499280 | Sep 13, 2000 | Sep 13, 2000 | Tidal Petroleum, Inc. | Howard #1 | 4,500 | 02532996 |
| 499348 | Sep 12, 2000 | Sep 12, 2000 | Great Texas Crude Inc. | Jostes #3 | 5,000 | 02533047 |
| 499383 | Sep 11, 2000 | Sep 11, 2000 | Corenergy Operating Group, LLC | Tyler #1 | 5,000 | 02533048 |
| 499185 | Sep 7, 2000 | Sep 7, 2000 | Wagner Oil Company | Ray Wilcox Gas Unit #1 | 8,000 | 02532388 |
| 498649 | Aug 22, 2000 | Aug 22, 2000 | C & E Operating, Inc. | Thomson-Barrow Corp. C #22 | 6,000 | 02533045 |
| 497035 | Aug 17, 2000 | Aug 17, 2000 | Corenergy Operating Group, LLC | Ferrell, D. L. #2 | 5,100 | 02532977 |
| 497034 | Aug 15, 2000 | Aug 15, 2000 | Pioneer Natural Res. USA, Inc. | O'Neal Gas Unit #6H | 14,000 | 02533035 |
| 498265 | Aug 11, 2000 | Aug 11, 2000 | Hollimon Oil Corporation | Davis, N. B. #57 | 4,300 | 02533044 |
| 498309 | Aug 10, 2000 | Aug 10, 2000 | Devon Energy Production Co, L.P. | George, Ray -A- #89 | 4,500 | 02530305 |
| 498018 | Aug 3, 2000 | Aug 3, 2000 | Prime Operating Company | Brooks Trust #2 | 9,000 | 02533043 |
| 498018Amendment | Aug 3, 2000 | Aug 3, 2000 | Prime Operating Company | Brooks Trust #2 | 9,300 | 02533043 |
| 497718 | Aug 1, 2000 | Aug 1, 2000 | Chenier Energy LLC | Kennedy, B. G. A #A 2 | 840 | 02533042 |
| 497642 | Jul 26, 2000 | Jul 26, 2000 | Tidal Petroleum, Inc. | Rapp #1 | 4,500 | 02533041 |
| 497470 | Jul 21, 2000 | Jul 21, 2000 | Republic Resources, LLC, | Olson #2 | 5,000 | 02533040 |
| 497470Amendment | Jul 21, 2000 | Jul 21, 2000 | Republic Resources, LLC, | Olson #2 | 5,000 | 02533040 |
| 497426 | Jul 20, 2000 | Jul 20, 2000 | Columbus Energy Corp. | Larose-Martin Unit #1 | 11,000 | 02533039 |
| 497332 | Jul 18, 2000 | Jul 18, 2000 | Devon Energy Production Co, L.P. | Ray, George A. #100 | 9,000 | 02533038 |
| 497224 | Jul 18, 2000 | Jul 18, 2000 | Great Texas Crude Inc. | Special #1 | 3,280 | 02532873 |
| 497153 | Jul 13, 2000 | Jul 13, 2000 | Oil & Gas Acquisition Group, Inc | Fox, J. E. et Al #3 | 6,617 | 02500399 |
| 497133 | Jul 13, 2000 | Jul 13, 2000 | Chenier Energy LLC | Hoff, R. M. #2 | 900 | 02533037 |
| 497062 | Jul 13, 2000 | Jul 13, 2000 | Madrone Oil & Gas Company, Inc. | Knight #1 | 4,000 | 02533036 |
| 497092 | Jul 11, 2000 | Jul 11, 2000 | Pioneer Natural Res. USA, Inc. | G. W. Currer Gas Unit #1H | 14,500 | 02530395 |