| 497856 | Aug 9, 2000 | Aug 9, 2000 | IP Petroleum Company, Inc. | Brazoria | Ipp-Ipf North Halls Bayou Unit #1 | 11,500 | 03932712 |
| 489832 | Dec 1, 1999 | Dec 1, 1999 | IP Petroleum Company, Inc. | Irion | Sugg 20 #2 | 5,698 | 23531976 |
| 487614 | Sep 16, 1999 | Sep 16, 1999 | IP Petroleum Company, Inc. | Tom Green | Pfluger "D" #3SA | 7,930 | 45132110 |
| 484058 | Apr 23, 1999 | Apr 23, 1999 | IP Petroleum Company, Inc. | Sterling | Sugg "B" #1401X | 7,600 | 43132478 |
| 483908 | Apr 21, 1999 | Apr 21, 1999 | IP Petroleum Company, Inc. | Tom Green | Pfluger "D" #2102S | 5,000 | 45131907 |
| 483642 | Apr 1, 1999 | Apr 1, 1999 | IP Petroleum Company, Inc. | Gaines | Wilson 14 #1 | 5,900 | 16535410 |
| 483460 | Mar 24, 1999 | Mar 24, 1999 | IP Petroleum Company, Inc. | Gaines | Exxon 158 #1 | 5,900 | 16535394 |
| 483136 | Mar 8, 1999 | Mar 8, 1999 | IP Petroleum Company, Inc. | Gaines | O'Daniel 16 #1 | 5,900 | 16535390 |
| 482128 | Jan 25, 1999 | Jan 25, 1999 | IP Petroleum Company, Inc. | Garza | Alldredge, Bud E., et Al #1SW | 3,600 | 16932653 |
| 481936 | Jan 8, 1999 | Jan 8, 1999 | IP Petroleum Company, Inc. | Tom Green | Pfluger "D" #2306X | 8,300 | 45132272 |
| 481936Amendment | Jan 8, 1999 | Jan 8, 1999 | IP Petroleum Company, Inc. | Tom Green | Pfluger "D" #2306X | 8,300 | 45132272 |
| 480830 | Nov 13, 1998 | Nov 13, 1998 | IP Petroleum Company, Inc. | Tom Green | Pfluger "AA" #4801 | 9,300 | 45132193 |
| 480673 | Nov 5, 1998 | Nov 5, 1998 | IP Petroleum Company, Inc. | Tom Green | Pfluger "N" -A- #2201 | 9,200 | 45132290 |
| 480673Amendment | Nov 5, 1998 | Nov 5, 1998 | IP Petroleum Company, Inc. | Tom Green | Pfluger "N" -A- #2201 | 9,500 | 45132290 |
| 477800 | Jul 15, 1998 | Jul 15, 1998 | IP Petroleum Company, Inc. | Irion | Ball #3 | 7,392 | 23533379 |
| 475965 | May 8, 1998 | May 8, 1998 | IP Petroleum Company, Inc. | Sterling | Sugg BB -A- #1702 | 9,400 | 43131865 |
| 475912 | May 4, 1998 | May 4, 1998 | IP Petroleum Company, Inc. | Garza | Alldredge 57 "A" #1 | 9,000 | 16933517 |
| 475505 | Apr 27, 1998 | Apr 27, 1998 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #8 | 7,900 | 49532721 |
| 475211 | Apr 16, 1998 | Apr 16, 1998 | IP Petroleum Company, Inc. | Sterling | Sugg BB -A- #1701 | 9,400 | 43132329 |
| 475211Amendment | Apr 16, 1998 | Apr 16, 1998 | IP Petroleum Company, Inc. | Sterling | Sugg BB -A- #1701 | 9,000 | 43132329 |
| 473996 | Mar 16, 1998 | Mar 16, 1998 | IP Petroleum Company, Inc. | Winkler | University "10" #1SD | 7,257 | 49532460 |
| 473506 | Feb 25, 1998 | Feb 25, 1998 | IP Petroleum Company, Inc. | Winkler | Morton 30 #1 | 7,500 | 49532719 |
| 473500 | Feb 19, 1998 | Feb 19, 1998 | IP Petroleum Company, Inc. | Winkler | University "47" #7 | 7,500 | 49532718 |
| 472806 | Feb 2, 1998 | Feb 2, 1998 | IP Petroleum Company, Inc. | Sterling | Bailey -32- A #2 | 9,000 | 43132922 |
| 472806Amendment | Feb 2, 1998 | Feb 2, 1998 | IP Petroleum Company, Inc. | Sterling | Bailey -32- A #2 | 9,000 | 43132922 |
| 471919 | Jan 7, 1998 | Jan 7, 1998 | IP Petroleum Company, Inc. | Sterling | Bailey -32- A #1 | 9,000 | 43132528 |
| 471612 | Dec 23, 1997 | Dec 23, 1997 | IP Petroleum Company, Inc. | Garza | Alldredge 57 #1 | 8,700 | 16933500 |
| 471612Amendment | Dec 23, 1997 | Dec 23, 1997 | IP Petroleum Company, Inc. | Garza | Alldredge 57 #1 | 8,700 | 16933500 |
| 470646 | Dec 19, 1997 | Dec 19, 1997 | IP Petroleum Company, Inc. | Ector | Millard "E" #2 | 9,100 | 13507285 |
| 471019 | Dec 15, 1997 | Dec 15, 1997 | IP Petroleum Company, Inc. | Winkler | University "38" #3 | 7,800 | 49532715 |
| 470489 | Dec 8, 1997 | Dec 8, 1997 | IP Petroleum Company, Inc. | Winkler | University "47" #6 | 7,800 | 49532711 |
| 470487 | Dec 8, 1997 | Dec 8, 1997 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #7 | 7,800 | 49532713 |
| 470487Amendment | Dec 8, 1997 | Dec 8, 1997 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #7 | 7,800 | 49532713 |
| 470486 | Dec 8, 1997 | Dec 8, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" A #5 | 7,800 | 49532710 |
| 470488 | Dec 3, 1997 | Dec 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" #8 | 7,800 | 49532712 |
| 470488Amendment | Dec 3, 1997 | Dec 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" #8 | 7,800 | 49532712 |
| 468600 | Oct 16, 1997 | Oct 16, 1997 | IP Petroleum Company, Inc. | Ward | Yadon #4 | 7,500 | 47534523 |
| 467758 | Sep 24, 1997 | Sep 24, 1997 | IP Petroleum Company, Inc. | Sterling | Pfluger "A" #3307X | 7,825 | 43132042 |
| 466631 | Aug 28, 1997 | Aug 28, 1997 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #6 | 7,400 | 49532698 |
| 465792 | Aug 7, 1997 | Aug 7, 1997 | IP Petroleum Company, Inc. | Winkler | University 48 "B" #2 | 7,300 | 49532696 |
| 465791 | Aug 7, 1997 | Aug 7, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" #7 | 7,800 | 49532695 |
| 465790 | Aug 7, 1997 | Aug 7, 1997 | IP Petroleum Company, Inc. | Ward | University 8 "A" #1 | 7,300 | 47534506 |
| 465789 | Aug 7, 1997 | Aug 7, 1997 | IP Petroleum Company, Inc. | Ward | Sealy 87 #1 | 7,800 | 47534505 |
| 464315 | Jun 27, 1997 | Jun 27, 1997 | IP Petroleum Company, Inc. | Winkler | University "47" #5 | 7,500 | 49532693 |
| 462887 | Jun 12, 1997 | Jun 12, 1997 | IP Petroleum Company, Inc. | Sterling | Sugg, Joel D. -A- #1707 | 8,145 | 43132286 |
| 462886 | May 30, 1997 | May 30, 1997 | IP Petroleum Company, Inc. | Sterling | Sugg, Joel D. -A- #1703 | 8,156 | 43131978 |
| 462318 | May 16, 1997 | May 16, 1997 | IP Petroleum Company, Inc. | Sterling | Bailey "12" #8S | 7,600 | 43132263 |
| 461794 | May 6, 1997 | May 6, 1997 | IP Petroleum Company, Inc. | Sterling | Sugg C #4308S | 7,800 | 43132740 |
| 461793 | May 6, 1997 | May 6, 1997 | IP Petroleum Company, Inc. | Sterling | Bailey "12" #3S | 7,500 | 43131896 |
| 461435 | Apr 25, 1997 | Apr 25, 1997 | IP Petroleum Company, Inc. | Ward | University 15A #1HH | 7,200 | 47534283 |
| 461356 | Apr 24, 1997 | Apr 24, 1997 | IP Petroleum Company, Inc. | Sterling | Bailey "12" #5S | 7,600 | 43132117 |
| 461193 | Apr 18, 1997 | Apr 18, 1997 | IP Petroleum Company, Inc. | Ward | University 7 #8 | 7,400 | 47534471 |
| 460768 | Apr 11, 1997 | Apr 11, 1997 | IP Petroleum Company, Inc. | Winkler | University 47 #4 | 7,500 | 49532663 |
| 460768Amendment | Apr 11, 1997 | Apr 11, 1997 | IP Petroleum Company, Inc. | Winkler | University 47 #4 | 7,500 | 49532663 |
| 460767 | Apr 10, 1997 | Apr 10, 1997 | IP Petroleum Company, Inc. | Sterling | Sugg, Joel D. -A- #1705 | 7,550 | 43132301 |
| 460816 | Apr 9, 1997 | Apr 9, 1997 | IP Petroleum Company, Inc. | Andrews | University 39A #1SW | 6,390 | 00338098 |
| 459138 | Mar 3, 1997 | Mar 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "45" A #7H | 7,400 | 49532643 |
| 459138Amendment | Mar 3, 1997 | Mar 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "45" A #7HH | 7,400 | 49532643 |
| 459137 | Mar 3, 1997 | Mar 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" A #4 | 7,400 | 49532642 |
| 459136 | Mar 3, 1997 | Mar 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" #6 | 7,400 | 49532641 |
| 459135 | Mar 3, 1997 | Mar 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "45" #8 | 7,400 | 49532640 |
| 458888 | Feb 26, 1997 | Feb 26, 1997 | IP Petroleum Company, Inc. | Reeves | TXL "1" #1 | 7,200 | 38932119 |
| 458887 | Feb 26, 1997 | Feb 26, 1997 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #5 | 7,400 | 49532636 |
| 458010 | Feb 3, 1997 | Feb 3, 1997 | IP Petroleum Company, Inc. | Winkler | University "38" #2 | 7,400 | 49532624 |
| 457181 | Jan 14, 1997 | Jan 14, 1997 | IP Petroleum Company, Inc. | Winkler | University "48" #5 | 7,300 | 49532620 |
| 456832 | Jan 6, 1997 | Jan 6, 1997 | IP Petroleum Company, Inc. | Crockett | Read 6 #2 | 10,000 | 10537526 |
| 455763 | Dec 4, 1996 | Dec 4, 1996 | IP Petroleum Company, Inc. | Andrews | University 39A #1 | 12,600 | 00338098 |
| 455763Amendment | Dec 4, 1996 | Dec 4, 1996 | IP Petroleum Company, Inc. | Andrews | University 39A #1 | 13,500 | 00338098 |
| 455341 | Nov 19, 1996 | Nov 19, 1996 | IP Petroleum Company, Inc. | Lavaca | Provident Minerals Gas Unit #2 | 15,000 | 28532426 |
| 454821 | Nov 8, 1996 | Nov 8, 1996 | IP Petroleum Company, Inc. | Sterling | Sugg, Joel D. -A- #1709 | 7,550 | 43132553 |
| 453968 | Oct 17, 1996 | Oct 17, 1996 | IP Petroleum Company, Inc. | Winkler | University 43 #2 | 7,400 | 49532605 |
| 453967 | Oct 17, 1996 | Oct 17, 1996 | IP Petroleum Company, Inc. | Winkler | University "48" A #3 | 7,583 | 49502609 |
| 453804 | Oct 16, 1996 | Oct 16, 1996 | IP Petroleum Company, Inc. | Winkler | University "45" A #6HH | 7,200 | 49532601 |
| 453552 | Oct 10, 1996 | Oct 10, 1996 | IP Petroleum Company, Inc. | Ward | University "8" #5 | 7,300 | 47534406 |
| 453010 | Sep 26, 1996 | Sep 26, 1996 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #4A | 7,400 | 49532588 |
| 453009 | Sep 26, 1996 | Sep 26, 1996 | IP Petroleum Company, Inc. | Winkler | University "45" #7 | 7,300 | 49532587 |
| 453008 | Sep 26, 1996 | Sep 26, 1996 | IP Petroleum Company, Inc. | Crockett | Perner, Sam 8 #1 | 10,000 | 10530897 |
| 450887 | Jul 31, 1996 | Jul 31, 1996 | IP Petroleum Company, Inc. | Winkler | University 48 "B" #1 | 7,400 | 49532568 |
| 450886 | Jul 31, 1996 | Jul 31, 1996 | IP Petroleum Company, Inc. | Winkler | Sealy "90" #4 | 7,400 | 49532567 |
| 450704 | Jul 25, 1996 | Jul 25, 1996 | IP Petroleum Company, Inc. | Winkler | University "38" #1 | 7,400 | 49532562 |
| 450703 | Jul 25, 1996 | Jul 25, 1996 | IP Petroleum Company, Inc. | Winkler | University 43 #1 | 7,400 | 49532563 |
| 450702 | Jul 25, 1996 | Jul 25, 1996 | IP Petroleum Company, Inc. | Ward | University 7 #7 | 7,400 | 47534391 |
| 450702Amendment | Jul 25, 1996 | Jul 25, 1996 | IP Petroleum Company, Inc. | Ward | University 7 #7 | 7,400 | 47534391 |
| 450701 | Jul 25, 1996 | Jul 25, 1996 | IP Petroleum Company, Inc. | Irion | Sugg "2" #1 | 6,270 | 23531905 |
| 448343 | May 23, 1996 | May 23, 1996 | IP Petroleum Company, Inc. | Ward | University "8" #4 | 7,300 | 47534378 |
| 448192 | May 21, 1996 | May 21, 1996 | IP Petroleum Company, Inc. | Winkler | University "45" A #5 | 7,300 | 49532545 |
| 448191 | May 21, 1996 | May 21, 1996 | IP Petroleum Company, Inc. | Winkler | University "48" #4 | 7,300 | 49532546 |
| 448098 | May 14, 1996 | May 14, 1996 | IP Petroleum Company, Inc. | Andrews | University "39" #1 | 13,700 | 00337869 |
| 448098Amendment | May 14, 1996 | May 14, 1996 | IP Petroleum Company, Inc. | Andrews | University "39" #1 | 13,700 | 00337869 |
| 447490 | Apr 30, 1996 | Apr 30, 1996 | IP Petroleum Company, Inc. | Winkler | Linebery #1 | 8,700 | 49530141 |
| 447490Amendment | Apr 30, 1996 | Apr 30, 1996 | IP Petroleum Company, Inc. | Winkler | Linebery #1 | 8,700 | 49530141 |
| 446600 | Apr 9, 1996 | Apr 9, 1996 | IP Petroleum Company, Inc. | Winkler | University "45" A #4 | 7,300 | 49532533 |
| 446599 | Apr 9, 1996 | Apr 9, 1996 | IP Petroleum Company, Inc. | Winkler | University "45" #6 | 7,300 | 49532534 |
| 446598 | Apr 9, 1996 | Apr 9, 1996 | IP Petroleum Company, Inc. | Ward | Seally "88" #1 | 7,900 | 47534361 |
| 446562 | Apr 3, 1996 | Apr 3, 1996 | IP Petroleum Company, Inc. | Crockett | Read 1 #2 | 9,700 | 10537241 |
| 446281 | Mar 29, 1996 | Mar 29, 1996 | IP Petroleum Company, Inc. | Sterling | Sugg "BB" #1701X | 6,775 | 43132255 |
| 445475 | Mar 8, 1996 | Mar 8, 1996 | IP Petroleum Company, Inc. | Winkler | University "47" #3 | 7,300 | 49532525 |
| 444737 | Feb 16, 1996 | Feb 16, 1996 | IP Petroleum Company, Inc. | Winkler | University "47" #2 | 7,400 | 49530224 |
| 444736 | Feb 16, 1996 | Feb 16, 1996 | IP Petroleum Company, Inc. | Ward | University 7 #6 | 7,400 | 47534345 |
| 444735 | Feb 16, 1996 | Feb 16, 1996 | IP Petroleum Company, Inc. | Winkler | University "45" #5 | 7,400 | 49532524 |