| 506049Amendment | Mar 6, 2001 | Mar 6, 2001 | Republic Energy Inc. | Sauder, Suzanne #1 | 8,250 | 49734645 |
| 505998 | Mar 2, 2001 | Mar 2, 2001 | Mitchell Energy Company L.P. | Smith-Rutherford #2 | 8,400 | 49734643 |
| 505997 | Mar 2, 2001 | Mar 2, 2001 | Mitchell Energy Company L.P. | Garrett, R. S. "B" #8 | 7,700 | 49734642 |
| 505893 | Feb 28, 2001 | Feb 28, 2001 | Mitchell Energy Company L.P. | Pugh Gas Unit #2 | 8,300 | 49734638 |
| 505892 | Feb 28, 2001 | Feb 28, 2001 | Mitchell Energy Company L.P. | Waggoner #32 | 8,250 | 49734640 |
| 505892Amendment | Feb 28, 2001 | Feb 28, 2001 | Mitchell Energy Company L.P. | Waggoner #32 | 8,250 | 49734640 |
| 505891 | Feb 28, 2001 | Feb 28, 2001 | Mitchell Energy Company L.P. | Taylor, Cora "A" #1 | 8,300 | 49734639 |
| 505680 | Feb 22, 2001 | Feb 22, 2001 | Mitchell Energy Company L.P. | Waggoner, C. "A" #5 | 8,300 | 49734637 |
| 505680Amendment | Feb 22, 2001 | Feb 22, 2001 | Mitchell Energy Company L.P. | Waggoner, C. "A" #5 | 8,300 | 49734637 |
| 505470 | Feb 22, 2001 | Feb 22, 2001 | McCutchin Petroleum Corporation | Lowrance, Gene #4 | 5,800 | 49734635 |
| 505349 | Feb 22, 2001 | Feb 22, 2001 | WG Operating, Inc. | North of Paradise #1H | 7,100 | 49734633 |
| 505349Amendment | Feb 22, 2001 | Feb 22, 2001 | WG Operating, Inc. | North of Paradise #1H | 7,150 | 49734633 |
| 505613 | Feb 21, 2001 | Feb 21, 2001 | Mitchell Energy Company L.P. | Morris, Dr. J. S. #10 | 7,950 | 49734636 |
| 505438 | Feb 16, 2001 | Feb 16, 2001 | Tejas Western Corp. | Skinner #1 | 8,500 | 49734634 |
| 505332 | Feb 16, 2001 | Feb 16, 2001 | Republic Energy Inc. | Alane Sauder #1 | 8,250 | 49734632 |
| 505181 | Feb 13, 2001 | Feb 13, 2001 | Mitchell Energy Company L.P. | Johnson, W. D. "B" #1 | 8,400 | 49732570 |
| 505217 | Feb 12, 2001 | Feb 12, 2001 | Mitchell Energy Company L.P. | Johnson, W. D. "A" #4 | 7,830 | 49733412 |
| 505150 | Feb 9, 2001 | Feb 9, 2001 | Mitchell Energy Company L.P. | Miss Pauline #3 | 8,400 | 49734631 |
| 505093 | Feb 8, 2001 | Feb 8, 2001 | Mitchell Energy Company L.P. | Knapp #6 | 8,050 | 49734630 |
| 505091 | Feb 8, 2001 | Feb 8, 2001 | Mitchell Energy Company L.P. | Knapp #7 | 8,100 | 49734629 |
| 505046 | Feb 7, 2001 | Feb 7, 2001 | Chief Oil & Gas LLC | Sauder, J. M. A. #C 1 | 3,800 | 49734364 |
| 505024 | Feb 7, 2001 | Feb 7, 2001 | Mitchell Energy Company L.P. | Garrett, R. S. "B" #5 | 7,750 | 49734628 |
| 505023 | Feb 7, 2001 | Feb 7, 2001 | Mitchell Energy Company L.P. | Garrett, R. S. "B" #6 | 7,750 | 49734627 |
| 505022 | Feb 7, 2001 | Feb 7, 2001 | Mitchell Energy Company L.P. | Garrett, R. S. "B" #7 | 7,750 | 49734626 |
| 504934 | Feb 5, 2001 | Feb 5, 2001 | Mitchell Energy Company L.P. | Foster, Wanda #1 | 7,750 | 49734625 |
| 504911 | Feb 2, 2001 | Feb 2, 2001 | Bravo Natural Resources, Inc. | Foreman #1 | 9,000 | 49734624 |
| 504911Amendment | Feb 2, 2001 | Feb 2, 2001 | Bravo Natural Resources, Inc. | Forman #1 | 9,000 | 49734624 |
| 504601 | Jan 26, 2001 | Jan 26, 2001 | Enre Corp. | Potter-Strickland Unit #1 | 8,500 | 49734623 |
| 504464 | Jan 26, 2001 | Jan 26, 2001 | Mitchell Energy Company L.P. | J. R. Witt GU "A" #4 | 8,355 | 49733066 |
| 504297 | Jan 25, 2001 | Jan 25, 2001 | Upham Oil & Gas Company | Barksdale Estate #3 | 7,500 | 49734621 |
| 504297Amendment | Jan 25, 2001 | Jan 25, 2001 | Upham Oil & Gas Company | Barksdale Estate #3 | 7,500 | 49734621 |
| 504470 | Jan 24, 2001 | Jan 24, 2001 | Merit Energy Company | Hudson #1WS | 600 | 49734622 |
| 504302 | Jan 22, 2001 | Jan 22, 2001 | Cumming Company, Inc. The | Wilkins #1 | 7,000 | 49734620 |
| 504323 | Jan 19, 2001 | Jan 19, 2001 | Trio Operating Company, Inc. | Kew-L Ellison #1 | 8,300 | 49734619 |
| 504323Amendment | Jan 19, 2001 | Jan 19, 2001 | Trio Operating Company, Inc. | Kew-L Ellison #1 | 8,300 | 49734619 |
| 504322 | Jan 19, 2001 | Jan 19, 2001 | Trio Operating Company, Inc. | Kew-R Ellison #1 | 8,300 | 49734618 |
| 504322Amendment | Jan 19, 2001 | Jan 19, 2001 | Trio Operating Company, Inc. | Kew-Ellison, R. #1 | 8,300 | 49734618 |
| 504075 | Jan 16, 2001 | Jan 16, 2001 | Mitchell Energy Company L.P. | Miller, William "D" #2 | 7,750 | 49734617 |
| 504073 | Jan 16, 2001 | Jan 16, 2001 | Mitchell Energy Company L.P. | P. K. Troxell GU #7 | 8,050 | 49734616 |
| 504070 | Jan 16, 2001 | Jan 16, 2001 | Mitchell Energy Company L.P. | Rohrer-Banks #2 | 3,575 | 49732609 |
| 503152 | Jan 11, 2001 | Jan 11, 2001 | Mitchell Energy Corporation | Redwine, D. P. "A" #2 | 6,040 | 49733485 |
| 503831 | Jan 9, 2001 | Jan 9, 2001 | Mitchell Energy Company L.P. | Wise, James E. #5 | 7,350 | 49734615 |
| 503830 | Jan 9, 2001 | Jan 9, 2001 | Mitchell Energy Company L.P. | W. J. Shepherd Gas Unit #4 | 7,400 | 49734614 |
| 503737 | Jan 5, 2001 | Jan 5, 2001 | Mitchell Energy Corporation | Huddleston, Nell -A- #2 | 7,766 | 49731960 |
| 503395 | Jan 4, 2001 | Jan 4, 2001 | Cumming Company, Inc. The | Creel Phillips #2 | 6,900 | 49734611 |
| 503626 | Jan 3, 2001 | Jan 3, 2001 | Chief Oil & Gas LLC | Acola #2 | 8,000 | 49734613 |
| 503477 | Dec 27, 2000 | Dec 27, 2000 | Mitchell Energy Corporation | Wcco 4 - Logan, H. H. #6H | 7,800 | 49734612 |
| 503181 | Dec 21, 2000 | Dec 21, 2000 | Trio Operating Company, Inc. | Kew-McNeely #1 | 9,000 | 49734610 |
| 503177 | Dec 20, 2000 | Dec 20, 2000 | Lakota Energy, Ltd. | Stark #1 | 8,100 | 49734609 |
| 503133 | Dec 15, 2000 | Dec 15, 2000 | Mitchell Energy Corporation | Cox, Pearl #7 | 8,200 | 49734605 |
| 503133Amendment | Dec 15, 2000 | Dec 15, 2000 | Mitchell Energy Corporation | Cox, Pearl #7 | 8,200 | 49734605 |
| 503132 | Dec 15, 2000 | Dec 15, 2000 | Mitchell Energy Corporation | Rowan Estate Trust #4 | 8,200 | 49734607 |
| 503131 | Dec 15, 2000 | Dec 15, 2000 | Mitchell Energy Corporation | Cox, Pearl #6 | 8,200 | 49734606 |
| 503130 | Dec 15, 2000 | Dec 15, 2000 | Mitchell Energy Corporation | P. K. Troxell GU #8 | 8,100 | 49734608 |
| 503067 | Dec 14, 2000 | Dec 14, 2000 | Mitchell Energy Corporation | Johnson, L. B. Estate #2 | 7,750 | 49734604 |
| 503066 | Dec 14, 2000 | Dec 14, 2000 | Mitchell Energy Corporation | Johnson, L. B. Estate #3 | 7,850 | 49734603 |
| 502945 | Dec 13, 2000 | Dec 13, 2000 | Republic Energy Inc. | Wright #1 | 8,500 | 49734602 |
| 502944 | Dec 13, 2000 | Dec 13, 2000 | Republic Energy Inc. | Rowan #1 | 8,100 | 49734541 |
| 502878 | Dec 13, 2000 | Dec 13, 2000 | Roil Mineral & Land Co. | Wolfe-Guinn-Renfro #5 | 7,400 | 49734599 |
| 502880 | Dec 12, 2000 | Dec 12, 2000 | Roil Mineral & Land Co. | Wolfe-Guinn-Renfro #4 | 7,400 | 49734600 |
| 502879 | Dec 12, 2000 | Dec 12, 2000 | Roil Mineral & Land Co. | Wolfe-Guinn-Renfro #6 | 7,400 | 49734601 |
| 502879Amendment | Dec 12, 2000 | Dec 12, 2000 | Roil Mineral & Land Co. | Wolfe-Guinn-Renfro #2 | 7,400 | 49734601 |
| 502732 | Dec 6, 2000 | Dec 6, 2000 | Mitchell Energy Corporation | Morris, J. S. Dr. "A" #1 | 8,000 | 49734598 |
| 502534 | Dec 1, 2000 | Dec 1, 2000 | Mitchell Energy Corporation | Morris, Dr. J. S. #8 | 7,950 | 49734597 |
| 502534Amendment | Dec 1, 2000 | Dec 1, 2000 | Mitchell Energy Company L.P. | Morris, Dr. J. S. #8 | 7,950 | 49734597 |
| 502534Amendment | Dec 1, 2000 | Dec 1, 2000 | Mitchell Energy Company L.P. | Morris, Dr. J. S. #8 | 7,950 | 49734597 |
| 502532 | Dec 1, 2000 | Dec 1, 2000 | Mitchell Energy Corporation | Morris, Dr. J. S. #9 | 7,950 | 49734596 |
| 502532Amendment | Dec 1, 2000 | Dec 1, 2000 | Mitchell Energy Company L.P. | Morris, Dr. J. S. #9 | 7,950 | 49734596 |
| 502503 | Nov 30, 2000 | Nov 30, 2000 | Mitchell Energy Corporation | Morris, J. S. Dr. #7 | 8,000 | 49734595 |
| 502502 | Nov 30, 2000 | Nov 30, 2000 | Mitchell Energy Corporation | Morris, J. S. Dr. #6 | 8,000 | 49734594 |
| 502464 | Nov 29, 2000 | Nov 29, 2000 | Mitchell Energy Corporation | Derting, B. G. #2 | 7,500 | 49733474 |
| 502399 | Nov 28, 2000 | Nov 28, 2000 | Enre Corp. | Strickland #11 | 8,600 | 49734593 |
| 502261 | Nov 21, 2000 | Nov 21, 2000 | Mitchell Energy Corporation | Renshaw, Ann #5 | 8,050 | 49734592 |
| 502260 | Nov 21, 2000 | Nov 21, 2000 | Mitchell Energy Corporation | City of Bridgeport #2 | 6,075 | 49733357 |
| 502072 | Nov 17, 2000 | Nov 17, 2000 | Mitchell Energy Corporation | Finlayson, O. T. "A" #4 | 7,750 | 49734591 |
| 501938 | Nov 14, 2000 | Nov 14, 2000 | Stephens & Johnson Operating Co. | Henry, J. C. "F" #1 | 6,500 | 49734590 |
| 501745 | Nov 8, 2000 | Nov 8, 2000 | Mitchell Energy Corporation | Titch, R. L. #7 | 8,000 | 49734589 |
| 501275 | Nov 3, 2000 | Nov 3, 2000 | Cholla Petroleum, Inc. | Looney #1 | 6,100 | 49734587 |
| 501373 | Nov 1, 2000 | Nov 1, 2000 | Republic Energy Inc. | Schulter #2 | 8,000 | 49734588 |
| 501318 | Oct 27, 2000 | Oct 27, 2000 | Mitchell Energy Corporation | Titch, R. L. #6 | 8,000 | 49734586 |
| 501135 | Oct 27, 2000 | Oct 27, 2000 | Upham Oil & Gas Company | McElhaney #1 | 7,300 | 49734578 |
| 501135Amendment | Oct 27, 2000 | Oct 27, 2000 | Upham Oil & Gas Company | McElhaney #1 | 7,300 | 49734578 |
| 501135Amendment | Oct 27, 2000 | Oct 27, 2000 | Upham Oil & Gas Company | McElhaney #1 | 7,275 | 49734578 |
| 501271 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #8 | 8,000 | 49734585 |
| 501271Amendment | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #8 | 8,000 | 49734585 |
| 501270 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #7 | 8,000 | 49734584 |
| 501270Amendment | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #7 | 8,000 | 49734584 |
| 501268 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #6 | 8,000 | 49734583 |
| 501267 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #5 | 8,000 | 49734582 |
| 501267Amendment | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #5 | 8,000 | 49734582 |
| 501266 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #4 | 8,000 | 49734581 |
| 501266Amendment | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #4 | 8,000 | 49734581 |
| 501265 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #2 | 8,000 | 49734580 |
| 501265Amendment | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #2 | 8,000 | 49734580 |
| 501264 | Oct 26, 2000 | Oct 26, 2000 | Merit Energy Company | Hudson, R. A. #3 | 8,000 | 49734579 |
| 501136 | Oct 24, 2000 | Oct 24, 2000 | Upham Oil & Gas Company | Kaker #A 1 | 7,300 | 49702589 |
| 501069 | Oct 20, 2000 | Oct 20, 2000 | Mitchell Energy Corporation | Wcco 4 - Morris, Ada #11F | 7,950 | 49734577 |
| 501068 | Oct 20, 2000 | Oct 20, 2000 | Mitchell Energy Corporation | Wcco 4 - Morris, Ada #12F | 7,950 | 49734576 |
| 501002 | Oct 20, 2000 | Oct 20, 2000 | Upham Oil & Gas Company | Henry, John #1 | 7,300 | 49734575 |
| 501002Amendment | Oct 20, 2000 | Oct 20, 2000 | Upham Oil & Gas Company | John-Henry #1 | 7,300 | 49734575 |