| 549014 | Aug 2, 2004 | Aug 2, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Garcia-Yturria -a- GU #1 | 8,850 | 42732826 |
| 548790 | Jul 27, 2004 | Jul 27, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. A-527 #203 | 8,500 | 42733705 |
| 547456 | Jun 28, 2004 | Jun 28, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Barrow Ranch "B" #4 | 13,000 | 07132275 |
| 547080 | Jun 17, 2004 | Jun 17, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T B State "B" 222 #204 | 6,150 | 42733739 |
| 546697 | Jun 9, 2004 | Jun 9, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. -a- 485 #139 | 7,397 | 42704826 |
| 546665 | Jun 8, 2004 | Jun 8, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est "B" 528 #163 #163 | 3,950 | 42731436 |
| 546523 | Jun 4, 2004 | Jun 4, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Hall, C. M. -A- #12 | 7,330 | 42733348 |
| 544212 | Jun 4, 2004 | Jun 4, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | A. G. Hermann Gas Unit #7 | 8,000 | 42733722 |
| 545951 | May 21, 2004 | May 21, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. State HB 222 #202 | 7,600 | 42733729 |
| 545952 | May 20, 2004 | May 20, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. State HB 222 #203 | 7,100 | 42733730 |
| 545526 | May 10, 2004 | May 10, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Barrow Ranch "A" #5 | 13,000 | 07132272 |
| 545526Amendment | May 10, 2004 | May 10, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Barrow Ranch #5 | 11,000 | 07132272 |
| 545248 | May 3, 2004 | May 3, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T.B. State "B" 232 #201 #201 | 5,900 | 42733726 |
| 545024 | Apr 27, 2004 | Apr 27, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Hardin | BP America A-3 #1 | 17,500 | 19932913 |
| 544894 | Apr 23, 2004 | Apr 23, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Barrow Ranch "A" #3 | 12,000 | 07132271 |
| 544742 | Apr 21, 2004 | Apr 21, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Smith, Clara C. #7 | 8,700 | 07132034 |
| 544741 | Apr 21, 2004 | Apr 21, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 231 #206 | 5,290 | 42733725 |
| 544270 | Apr 9, 2004 | Apr 9, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Kleberg | Canales, A. T. #92 | 11,230 | 27332415 |
| 544210 | Apr 7, 2004 | Apr 7, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Kleberg | Canales, A. T. #94 | 12,100 | 27332414 |
| 543896 | Mar 31, 2004 | Mar 31, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Garcia, I.Y. #35 | 10,000 | 42733719 |
| 543893 | Mar 31, 2004 | Mar 31, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T.B. Est.-a- 529 #205 | 8,200 | 42733718 |
| 543601 | Mar 24, 2004 | Mar 24, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Chapotal Land Co. -A- #24 | 4,500 | 42731850 |
| 543473 | Mar 19, 2004 | Mar 19, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. State "H" 536 #200 #200 | 8,500 | 42733713 |
| 542205 | Mar 16, 2004 | Mar 16, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 527 #185 | 5,670 | 42733107 |
| 542995 | Mar 9, 2004 | Mar 9, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | J. M. Frost Unit #1 | 12,000 | 07132240 |
| 542881 | Mar 5, 2004 | Mar 5, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Garcia, I.Y #31 | 8,100 | 42733398 |
| 541842 | Mar 5, 2004 | Mar 5, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. a 485 #204 | 8,200 | 42733706 |
| 542560 | Feb 26, 2004 | Feb 26, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 527 #180 | 8,600 | 42732996 |
| 542377 | Feb 23, 2004 | Feb 23, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Hall, J.F. - State #27 | 6,730 | 42733419 |
| 542329 | Feb 20, 2004 | Feb 20, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Scherpe, Peter Van #9 | 12,500 | 21533187 |
| 542328 | Feb 20, 2004 | Feb 20, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 229 #199 | 7,968 | 42733518 |
| 542328Amendment | Feb 20, 2004 | Feb 20, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 229 #199 | 7,968 | 42733518 |
| 542327 | Feb 20, 2004 | Feb 20, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Barrow Ranch #2 | 13,800 | 07132267 |
| 542112 | Feb 17, 2004 | Feb 17, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Garcia, I. Y. #11 | 5,200 | 21531678 |
| 541909 | Feb 10, 2004 | Feb 10, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Hebert & Broussard #8 | 11,980 | 07132200 |
| 541909Amendment | Feb 10, 2004 | Feb 10, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Hebert & Broussard #8 | 11,980 | 07132200 |
| 541803 | Feb 5, 2004 | Feb 5, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T B Est a 527 #203 | 8,500 | 42733705 |
| 541634 | Feb 4, 2004 | Feb 4, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick T B Est a 527 #180 | 8,600 | 42732996 |
| 541320 | Jan 28, 2004 | Jan 28, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T.B. Est.-A-485 #136 | 6,459 | 42704692 |
| 541319 | Jan 28, 2004 | Jan 28, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Garcia L & L Co -C- #14 | 5,600 | 42733216 |
| 541210 | Jan 26, 2004 | Jan 26, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Semmes Trust et al "906" #6 | 5,424 | 42733399 |
| 540846 | Jan 16, 2004 | Jan 16, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 527 #182 | 7,642 | 42733081 |
| 540846Amendment | Jan 16, 2004 | Jan 16, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 527 #182 | 7,642 | 42733081 |
| 540453 | Jan 7, 2004 | Jan 7, 2004 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -a- 485 #150L | 3,931 | 42731191 |
| 539983 | Dec 19, 2003 | Dec 19, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Estate -B- 266 #168 | 4,202 | 42731626 |
| 539884 | Dec 18, 2003 | Dec 18, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. State -B- 528 #199 | 7,800 | 42733696 |
| 539844 | Dec 17, 2003 | Dec 17, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Acom -A- #6 | 12,000 | 07132264 |
| 539844Amendment | Dec 17, 2003 | Dec 17, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Acom -A- #6 | 12,000 | 07132264 |
| 539843 | Dec 17, 2003 | Dec 17, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Semmes Trust et al "906" #7 | 6,645 | 42733408 |
| 539468 | Dec 9, 2003 | Dec 9, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | T. B. Slick Est. -a- 265 #202 | 11,000 | 42733688 |
| 539304 | Dec 4, 2003 | Dec 4, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Hebert & Broussard -A- #5 | 5,800 | 07102056 |
| 539303 | Dec 4, 2003 | Dec 4, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Estate -B- 266 #186 | 6,392 | 42732748 |
| 539302 | Dec 4, 2003 | Dec 4, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Estate -a- 485 #201 | 9,000 | 42733686 |
| 539302Amendment | Dec 4, 2003 | Dec 4, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Estate -a- 485 #201 | 9,000 | 42733686 |
| 539154 | Dec 2, 2003 | Dec 2, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Hall, J.F. -State #27 | 6,730 | 42733419 |
| 538913 | Nov 21, 2003 | Nov 21, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. -a- 229 #177 | 7,050 | 42732853 |
| 538911 | Nov 21, 2003 | Nov 21, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | McKinney, A. #32 | 7,800 | 42732122 |
| 538911Amendment | Nov 21, 2003 | Nov 21, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | McKinney, A. #32 | 7,800 | 42732122 |
| 538387 | Nov 7, 2003 | Nov 7, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Acom Seabreeze Unit #1 | 10,600 | 07132261 |
| 538387Amendment | Nov 7, 2003 | Nov 7, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Acom Seabreeze Unit #1 | 10,600 | 07132261 |
| 538386 | Nov 7, 2003 | Nov 7, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. -B-534 #175 | 7,812 | 42732444 |
| 537458 | Oct 13, 2003 | Oct 13, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Hall, C.M. -A- #10 | 8,500 | 42732318 |
| 537340 | Oct 9, 2003 | Oct 9, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Hall-State, J.F. #26 | 8,000 | 42733247 |
| 537253 | Oct 7, 2003 | Oct 7, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Estate -A- #200 | 8,100 | 42733318 |
| 537253Amendment | Oct 7, 2003 | Oct 7, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Est. A-265 #200 | 8,100 | 42733318 |
| 536879 | Sep 26, 2003 | Sep 26, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Frost National Bank -A- #9 | 7,300 | 42733662 |
| 536530 | Sep 17, 2003 | Sep 17, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick, T. B. Estate A #168 | 8,920 | 42732629 |
| 536431 | Sep 15, 2003 | Sep 15, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Jefferson | 'M' Half Circle Ranch #4 | 10,865 | 24531546 |
| 536367 | Sep 12, 2003 | Sep 12, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Scherpe, Peter Van #8 | 13,500 | 21533139 |
| 534567 | Jul 24, 2003 | Jul 24, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Peter Van Scherpe #7 | 12,500 | 21533123 |
| 534567Amendment | Jul 24, 2003 | Jul 24, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Peter Van Scherpe #7 | 12,500 | 21533123 |
| 533980 | Jul 9, 2003 | Jul 9, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Colby, Fred #3 | 14,000 | 07132253 |
| 532574 | May 30, 2003 | May 30, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | McCarthy, Janet #9 | 11,200 | 07132249 |
| 532574Amendment | May 30, 2003 | May 30, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | McCarthy, Janet #9 | 11,200 | 07132249 |
| 531349 | May 1, 2003 | May 1, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | White Estate A #15 | 13,500 | 07132229 |
| 531346 | May 1, 2003 | May 1, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | A. G. Hermann Gas Unit #5 | 7,600 | 42732864 |
| 530687 | Apr 14, 2003 | Apr 14, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Jackson, Felix #76 | 11,800 | 07132245 |
| 530687Amendment | Apr 14, 2003 | Apr 14, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Jackson, Felix #76 | 12,000 | 07132245 |
| 530556 | Apr 10, 2003 | Apr 10, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Van Scherpe, Peter #1 | 12,600 | 21530060 |
| 530295 | Apr 3, 2003 | Apr 3, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Hebert & Broussard A #2 | 8,452 | 07102055 |
| 529777 | Mar 19, 2003 | Mar 19, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Van Scherpe, Peter #6 | 12,700 | 21533091 |
| 529449 | Mar 11, 2003 | Mar 11, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Slick Estate -C- #14 | 8,990 | 42733133 |
| 527018 | Mar 10, 2003 | Mar 10, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Hall, C. M. -A- #13 | 9,000 | 42733571 |
| 527798 | Jan 28, 2003 | Jan 28, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Degarcia-Champion Unit #1 | 8,000 | 42733580 |
| 527798Amendment | Jan 28, 2003 | Jan 28, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Degarcia-Champion Unit #1 | 8,000 | 42733580 |
| 527172 | Jan 10, 2003 | Jan 10, 2003 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Yturria L&L Co. -B- #6 | 5,575 | 42733496 |
| 526241 | Dec 31, 2002 | Dec 31, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Garcia, J. A. #11 | 11,500 | 42733565 |
| 526463 | Dec 17, 2002 | Dec 17, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Laurel, C. #11 | 6,795 | 42733327 |
| 526235 | Dec 12, 2002 | Dec 12, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Chapotal Land Co. -B- #25 | 5,000 | 42733564 |
| 526030 | Dec 6, 2002 | Dec 6, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Yturria L & L -C- #9 | 12,500 | 21533047 |
| 525561 | Nov 15, 2002 | Nov 15, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Hidalgo | Yturria L & C -B- #10 | 11,400 | 21533036 |
| 525471 | Nov 13, 2002 | Nov 13, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Starr | De Lopez, C. V. -B- #8 | 9,500 | 42733556 |
| 525168 | Nov 1, 2002 | Nov 1, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Liberty | Kerr-McGee Etal Fee-B- #1 | 10,000 | 29132458 |
| 525092 | Oct 30, 2002 | Oct 30, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | J.M. Frost Unit #1 | 13,500 | 07132240 |
| 525013 | Oct 28, 2002 | Oct 28, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Wakefield, C.L. Trustee #5 | 8,830 | 07102035 |
| 524868 | Oct 22, 2002 | Oct 22, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Solis Heirs #1 | 4,700 | 42733548 |
| 524868Amendment | Oct 22, 2002 | Oct 22, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Starr | Solis Heirs #1 | 4,700 | 42733548 |
| 524713 | Oct 17, 2002 | Oct 17, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Frost State et Al #1 | 12,000 | 07132239 |
| 524713Amendment | Oct 17, 2002 | Oct 17, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Frost State et Al #1 | 19,000 | 07132239 |
| 524713Amendment | Oct 17, 2002 | Oct 17, 2002 | Kerr-McGee Oil & Gas Onshore LLC | Chambers | Frost State et Al #1 | 20,000 | 07132239 |