| 531821 | May 12, 2003 | May 12, 2003 | Star of Texas Energy Srvs, Inc. | State of Texas-Slick #4 #1 | 5,180 | 42733177 |
| 531477 | May 5, 2003 | May 5, 2003 | Conocophillips Company | Semmes Trust , et al 906 #5 | 8,801 | 42733320 |
| 531477Amendment | May 5, 2003 | May 5, 2003 | Conocophillips Company | Semmes Trust , et al 906 #5 | 8,801 | 42733320 |
| 531477Amendment | May 5, 2003 | May 5, 2003 | Conocophillips Company | Semmes Trust , et al 906 #5 | 8,801 | 42733320 |
| 531392 | May 1, 2003 | May 1, 2003 | Peoples Energy Prod.-TX, L.P. | Villarreal #12 | 10,950 | 42733611 |
| 531392Amendment | May 1, 2003 | May 1, 2003 | Peoples Energy Prod.-TX, L.P. | Villarreal #12 | 10,950 | 42733611 |
| 531346 | May 1, 2003 | May 1, 2003 | Kerr-McGee Oil & Gas Onshore LLC | A. G. Hermann Gas Unit #5 | 7,600 | 42732864 |
| 531340 | May 1, 2003 | May 1, 2003 | El Paso Production Oil & Gas Co. | De Flores, M. S. #1 | 11,000 | 42733610 |
| 529403 | Apr 30, 2003 | Apr 30, 2003 | Da Crowe & Associates, Inc | Ricaby, S. B. #3D | 1,809 | 42702968 |
| 531248 | Apr 29, 2003 | Apr 29, 2003 | Noble Energy Inc | Guerra, Noble #1 | 14,000 | 42733609 |
| 531134 | Apr 29, 2003 | Apr 29, 2003 | Comstock Oil & Gas, Inc. | Lopez #1 | 9,000 | 42733608 |
| 530880 | Apr 24, 2003 | Apr 24, 2003 | Conocophillips Company | Cameron, W. I. 138 #25 | 6,350 | 42732587 |
| 531015 | Apr 22, 2003 | Apr 22, 2003 | Headington Oil Company, L.P. | Murch, B.L. #18 | 10,000 | 42733607 |
| 530643 | Apr 11, 2003 | Apr 11, 2003 | Thorp Petroleum Corporation | Hart et Al #3 | 10,000 | 42733606 |
| 526610 | Apr 11, 2003 | Apr 11, 2003 | Samson Lone Star LP | Seyfreidt 928 #4 | 10,500 | 42733567 |
| 530420 | Apr 10, 2003 | Apr 10, 2003 | White Oak Operating Company LLC | Flores Unit #2 | 5,812 | 42732073 |
| 530439 | Apr 9, 2003 | Apr 9, 2003 | Smith Production Inc. | Bloomberg, Samuel D. #1 | 11,414 | 42732432 |
| 530355 | Apr 4, 2003 | Apr 4, 2003 | Thorp Petroleum Corporation | Fausto Salinas, et Al #13 | 6,500 | 42733605 |
| 530347 | Apr 4, 2003 | Apr 4, 2003 | El Paso Production Oil & Gas Co. | Samano #C 2 | 9,000 | 42732116 |
| 530307 | Apr 3, 2003 | Apr 3, 2003 | Totalfinaelf E&P USA Inc | State-Slick #1 | 11,000 | 42733604 |
| 530307Amendment | Apr 3, 2003 | Apr 3, 2003 | Totalfinaelf E&P USA Inc | State-Slick #1 | 11,000 | 42733604 |
| 529969 | Mar 26, 2003 | Mar 26, 2003 | Shell Western E&P | Judd Estate-State #11 | 11,300 | 42733602 |
| 529901 | Mar 26, 2003 | Mar 26, 2003 | Peoples Energy Prod.-TX, L.P. | Villarreal #10 | 9,850 | 42733601 |
| 529901Amendment | Mar 26, 2003 | Mar 26, 2003 | Peoples Energy Prod.-TX, L.P. | Villarreal #10 | 9,500 | 42733601 |
| 529901Amendment | Mar 26, 2003 | Mar 26, 2003 | Peoples Energy Prod.-TX, L.P. | Villarreal #10 | 9,500 | 42733601 |
| 529832 | Mar 26, 2003 | Mar 26, 2003 | Noble Energy Inc | Heard #2 | 7,350 | 42733597 |
| 529888 | Mar 25, 2003 | Mar 25, 2003 | Headington Oil Company, L.P. | Murch, B. L. #16 | 12,000 | 21533108 |
| 529884 | Mar 25, 2003 | Mar 25, 2003 | Headington Oil Company, L.P. | Murch, B. L. #15 | 10,000 | 42733600 |
| 529915 | Mar 24, 2003 | Mar 24, 2003 | Peoples Energy Prod.-TX, L.P. | Ferguson #3 | 9,700 | 42733599 |
| 529883 | Mar 24, 2003 | Mar 24, 2003 | El Paso Production Oil & Gas Co. | Samano #38 | 12,000 | 42733598 |
| 529872 | Mar 21, 2003 | Mar 21, 2003 | Totalfinaelf E&P USA Inc | T. B. Slick Estate #135 | 13,300 | 42733431 |
| 529702 | Mar 21, 2003 | Mar 21, 2003 | Pitco Investments, Ltd. | Villarreal #33 | 6,500 | 42733595 |
| 529598 | Mar 20, 2003 | Mar 20, 2003 | Dewbre Petroleum Corporation | Slick Estate '527' #2 | 4,600 | 42733593 |
| 529787 | Mar 19, 2003 | Mar 19, 2003 | El Paso Production Oil & Gas Co. | M. Samano "C" #1 | 9,000 | 42732070 |
| 529784 | Mar 19, 2003 | Mar 19, 2003 | Samson Lone Star LP | Slick 541 #6 | 9,000 | 42733596 |
| 529784Amendment | Mar 19, 2003 | Mar 19, 2003 | Samson Lone Star LP | Slick 541 #6 | 9,000 | 42733596 |
| 529752 | Mar 19, 2003 | Mar 19, 2003 | Conocophillips Company | Semmes Trust , et al 906 #6 | 5,428 | 42733399 |
| 529751 | Mar 19, 2003 | Mar 19, 2003 | El Paso Production Oil & Gas Co. | Richmond #3 | 12,000 | 42733594 |
| 529751Amendment | Mar 19, 2003 | Mar 19, 2003 | El Paso Production Oil & Gas Co. | Richmond #3 | 12,000 | 42733594 |
| 529604 | Mar 18, 2003 | Mar 18, 2003 | Pitco Investments, Ltd. | Garcia "B" #9 | 8,450 | 42733592 |
| 529633 | Mar 14, 2003 | Mar 14, 2003 | Peoples Energy Prod.-TX, L.P. | Villarreal #11 | 10,750 | 42733591 |
| 529393 | Mar 12, 2003 | Mar 12, 2003 | White Oak Operating Company LLC | Flores Unit #1A | 7,359 | 42732491 |
| 529449 | Mar 11, 2003 | Mar 11, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Slick Estate -C- #14 | 8,990 | 42733133 |
| 527018 | Mar 10, 2003 | Mar 10, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Hall, C. M. -A- #13 | 9,000 | 42733571 |
| 529308 | Mar 7, 2003 | Mar 7, 2003 | Hughes, Dan A. Company | Morse-Forster Unit #4 | 9,500 | 42733590 |
| 529274 | Mar 7, 2003 | Mar 7, 2003 | El Paso Production Oil & Gas Co. | Richmond #2 | 12,500 | 42733589 |
| 529179 | Mar 5, 2003 | Mar 5, 2003 | Shell Western E&P | Thomas-Rife Gas Unit #16 | 10,250 | 42733588 |
| 528812 | Feb 26, 2003 | Feb 26, 2003 | Headington Oil Company, L.P. | Murch, B. L. #14 | 10,000 | 42733587 |
| 528339 | Feb 14, 2003 | Feb 14, 2003 | Ampak Oil Company | Flores, O. #1 | 6,000 | 42731865 |
| 528362 | Feb 11, 2003 | Feb 11, 2003 | Peoples Energy Prod.-TX, L.P. | Ferguson, D. #2 | 9,500 | 42733586 |
| 528125 | Feb 5, 2003 | Feb 5, 2003 | Tepee Petroleum Co., Inc. | Alta-Garcia #2 | 6,000 | 42733585 |
| 528086 | Feb 4, 2003 | Feb 4, 2003 | Totalfinaelf E&P USA Inc | T. B. Slick Estate #148 | 11,000 | 42733581 |
| 528058 | Feb 4, 2003 | Feb 4, 2003 | El Paso Production Oil & Gas Co. | Samano #42 | 11,500 | 42733583 |
| 528056 | Feb 4, 2003 | Feb 4, 2003 | El Paso Production Oil & Gas Co. | Bliss #2 | 11,500 | 42733584 |
| 527904 | Jan 30, 2003 | Jan 30, 2003 | Peoples Energy Prod.-TX, L.P. | Guerra, R.A. #7 | 8,510 | 42733444 |
| 525468 | Jan 29, 2003 | Jan 29, 2003 | Ascent Energy, Inc | Cameron #B 1 | 7,503 | 42701361 |
| 527798 | Jan 28, 2003 | Jan 28, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Degarcia-Champion Unit #1 | 8,000 | 42733580 |
| 527798Amendment | Jan 28, 2003 | Jan 28, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Degarcia-Champion Unit #1 | 8,000 | 42733580 |
| 527778 | Jan 28, 2003 | Jan 28, 2003 | Texas Independent Explor Ltd. | M. S. de Flores 40 #1 | 9,000 | 42733579 |
| 527350 | Jan 24, 2003 | Jan 24, 2003 | Texas Independent Explor Ltd. | Slick-State 885 #1 | 9,000 | 42733577 |
| 527592 | Jan 22, 2003 | Jan 22, 2003 | Totalfinaelf E&P USA Inc | Slick, T. B. Estate #150 | 11,000 | 42733578 |
| 526778 | Jan 22, 2003 | Jan 22, 2003 | Totalfinaelf E&P USA Inc | T B Slick Estate #147 | 14,000 | 42733570 |
| 526778Amendment | Jan 22, 2003 | Jan 22, 2003 | Totalfinaelf E&P USA Inc | T B Slick Estate #147 | 14,000 | 42733570 |
| 527393 | Jan 16, 2003 | Jan 16, 2003 | Peoples Energy Prod.-TX, L.P. | Guerra Bros. #10 | 9,500 | 42733576 |
| 527252 | Jan 16, 2003 | Jan 16, 2003 | Glenn, Wayne E. & Assoc., Inc. | La Brisa Ranch 542 #10 | 6,300 | 42733575 |
| 527247 | Jan 13, 2003 | Jan 13, 2003 | El Paso Production Oil & Gas Co. | Richmond #1 | 12,000 | 42733574 |
| 527195 | Jan 10, 2003 | Jan 10, 2003 | El Paso Production Oil & Gas Co. | Samano #41 | 11,500 | 42733573 |
| 527195Amendment | Jan 10, 2003 | Jan 10, 2003 | El Paso Production Oil & Gas Co. | Samano #41 | 11,500 | 42733573 |
| 527172 | Jan 10, 2003 | Jan 10, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Yturria L&L Co. -B- #6 | 5,575 | 42733496 |
| 527096 | Jan 9, 2003 | Jan 9, 2003 | El Paso Production Oil & Gas Co. | Garcia, J. A. #1 | 12,000 | 42733572 |
| 526828 | Dec 31, 2002 | Dec 31, 2002 | Conoco Inc. | Semmes Trust , et al 906 #7 | 6,645 | 42733408 |
| 526241 | Dec 31, 2002 | Dec 31, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Garcia, J. A. #11 | 11,500 | 42733565 |
| 526628 | Dec 23, 2002 | Dec 23, 2002 | Totalfinaelf E&P USA Inc | Slick, T.B. Estate #146 | 10,500 | 42733569 |
| 526626 | Dec 23, 2002 | Dec 23, 2002 | Peoples Energy Prod.-TX, L.P. | Villarreal #9 | 10,400 | 42733568 |
| 526609 | Dec 20, 2002 | Dec 20, 2002 | El Paso Production Oil & Gas Co. | Samano #27 | 6,000 | 42733438 |
| 526606 | Dec 20, 2002 | Dec 20, 2002 | El Paso Production Oil & Gas Co. | Samano #20 | 6,500 | 42733333 |
| 526606Amendment | Dec 20, 2002 | Dec 20, 2002 | El Paso Production Oil & Gas Co. | Samano #20 | 6,500 | 42733333 |
| 526463 | Dec 17, 2002 | Dec 17, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Laurel, C. #11 | 6,795 | 42733327 |
| 526174 | Dec 17, 2002 | Dec 17, 2002 | Kaiser-Francis Oil Company | Wood "A" #3 | 6,000 | 42732832 |
| 526235 | Dec 12, 2002 | Dec 12, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Chapotal Land Co. -B- #25 | 5,000 | 42733564 |
| 526270 | Dec 11, 2002 | Dec 11, 2002 | Raptor Resources, Inc. | Sheerin Deep Unit #2 | 4,100 | 42733566 |
| 526209 | Dec 9, 2002 | Dec 9, 2002 | Peoples Energy Prod.-TX, L.P. | Ferguson, D. #1 | 9,700 | 42733563 |
| 526204 | Dec 9, 2002 | Dec 9, 2002 | Totalfinaelf E&P USA Inc | State of Texas #12 | 10,000 | 42733145 |
| 526204Amendment | Dec 9, 2002 | Dec 9, 2002 | Totalfinaelf E&P USA Inc | State of Texas #12 | 10,000 | 42733145 |
| 525466 | Dec 9, 2002 | Dec 9, 2002 | Ascent Energy, Inc | Nimmo Gas Unit No. 1 #6P | 10,200 | 42733555 |
| 526067 | Dec 4, 2002 | Dec 4, 2002 | Laredo Energy, LP | Guerra Share 8 - D #23 | 7,000 | 42733562 |
| 526067Amendment | Dec 4, 2002 | Dec 4, 2002 | Laredo Energy, LP | Guerra Share 8 - D #23 | 7,000 | 42733562 |
| 526054 | Dec 4, 2002 | Dec 4, 2002 | Saxet Energy, Ltd. | Gonzales, Lucio #1 | 16,500 | 42733561 |
| 526029 | Dec 3, 2002 | Dec 3, 2002 | Newgulf Petroleum, LLC | Margo #6 | 2,450 | 42733560 |
| 525956 | Nov 27, 2002 | Nov 27, 2002 | El Paso Production Oil & Gas Co. | Samano #40 | 12,000 | 42733559 |
| 525733 | Nov 25, 2002 | Nov 25, 2002 | Samedan Oil Corporation | Martinez C #7 | 6,300 | 42733401 |
| 525772 | Nov 22, 2002 | Nov 22, 2002 | Samedan Oil Corporation | Martinez B #55 | 6,400 | 42733369 |
| 525769 | Nov 21, 2002 | Nov 21, 2002 | El Paso Production Oil & Gas Co. | Samano #28 | 15,000 | 42733446 |
| 525710 | Nov 20, 2002 | Nov 20, 2002 | Samson Lone Star LP | Slick 539 #23 | 9,000 | 42733558 |
| 525632 | Nov 18, 2002 | Nov 18, 2002 | Peoples Energy Prod.-TX, L.P. | Garcia Unit #1 | 10,200 | 42733557 |
| 525339 | Nov 15, 2002 | Nov 15, 2002 | Totalfinaelf E&P USA Inc | Southwest Farm & Ranch #15 | 9,138 | 42733301 |
| 525471 | Nov 13, 2002 | Nov 13, 2002 | Kerr-McGee Oil & Gas Onshore LLC | De Lopez, C. V. -B- #8 | 9,500 | 42733556 |
| 525464 | Nov 13, 2002 | Nov 13, 2002 | Ascent Energy, Inc | Don Cameron et al Gas Unit #8A | 10,200 | 42733553 |
| 525289 | Nov 7, 2002 | Nov 7, 2002 | El Paso Production Oil & Gas Co. | Samano #39 | 12,000 | 42733554 |
| 525289Amendment | Nov 7, 2002 | Nov 7, 2002 | El Paso Production Oil & Gas Co. | Samano #39 | 12,000 | 42733554 |