| 486986 | Aug 28, 1999 | Aug 28, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Boren Gas Unit #2 | 13,962 | 21532335 |
| 486898 | Aug 24, 1999 | Aug 24, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Van Scherpe Gas Unit "B" #9 | 13,500 | 21532674 |
| 486666 | Aug 16, 1999 | Aug 16, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 725 #1 | 8,500 | 04731866 |
| 486665 | Aug 16, 1999 | Aug 16, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 603 #5 | 8,500 | 04731867 |
| 486665Amendment | Aug 16, 1999 | Aug 16, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 603 #5 | 8,500 | 04731867 |
| 486664 | Aug 16, 1999 | Aug 16, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 603 #4 | 8,500 | 04731865 |
| 486629 | Aug 13, 1999 | Aug 13, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 707-1 Gas Unit #4 | 8,500 | 04731864 |
| 486629Amendment | Aug 13, 1999 | Aug 13, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 707-1 G U #4 | 8,500 | 04731864 |
| 486448 | Aug 6, 1999 | Aug 6, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch 603-1 Gas Unit #3 | 8,500 | 04731862 |
| 486374 | Aug 4, 1999 | Aug 4, 1999 | Coastal Oil & Gas Corporation | Victoria | Hrabovsky Gas Unit #2 | 13,300 | 46933426 |
| 486374Amendment | Aug 4, 1999 | Aug 4, 1999 | Coastal Oil & Gas Corporation | Victoria | Hrabovsky Gas Unit #2 | 14,000 | 46933426 |
| 486332 | Aug 3, 1999 | Aug 3, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "E" Gas Unit #4 | 14,500 | 21532669 |
| 486259 | Jul 30, 1999 | Jul 30, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "E" Gas Unit #6 | 15,500 | 21532667 |
| 486196 | Jul 28, 1999 | Jul 28, 1999 | Coastal Oil & Gas Corporation | Zapata | Mecom, J. W. #103 | 11,500 | 50533972 |
| 486135 | Jul 26, 1999 | Jul 26, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Frank Machac Gas Unit #5 | 16,000 | 21532664 |
| 486135Amendment | Jul 26, 1999 | Jul 26, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Frank Machac Gas Unit #5 | 16,000 | 21532664 |
| 486090 | Jul 23, 1999 | Jul 23, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #49 | 16,000 | 21532663 |
| 485867 | Jul 15, 1999 | Jul 15, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #11 | 14,100 | 28532728 |
| 485867Amendment | Jul 15, 1999 | Jul 15, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #11 | 16,000 | 28532728 |
| 485867Amendment | Jul 15, 1999 | Jul 15, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #11 | 16,000 | 28532728 |
| 482129 | Jul 13, 1999 | Jul 13, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Adame GU #2 | 14,504 | 21532334 |
| 482129Amendment | Jul 13, 1999 | Jul 13, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Adame GU #2 | 14,504 | 21532334 |
| 485765 | Jul 12, 1999 | Jul 12, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #21 | 14,000 | 21532662 |
| 485702 | Jul 8, 1999 | Jul 8, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Castillo-Flores GU #4 | 12,500 | 21532661 |
| 485686 | Jul 7, 1999 | Jul 7, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #51 | 11,500 | 21532660 |
| 485643 | Jul 6, 1999 | Jul 6, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Castillo Deep GU #4 | 14,000 | 21532556 |
| 485643Amendment | Jul 6, 1999 | Jul 6, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Castillo Deep GU #4 | 13,196 | 21532556 |
| 485642 | Jul 6, 1999 | Jul 6, 1999 | Coastal Oil & Gas Corporation | Brooks | Noll Sand Gas Unit #4 | 11,000 | 04731860 |
| 485641 | Jul 6, 1999 | Jul 6, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Edinburg Improvement Ass'n. GU #8 | 15,000 | 21532659 |
| 485640 | Jul 6, 1999 | Jul 6, 1999 | Coastal Oil & Gas Corporation | Hidalgo | De Austin-Castillo GU #1 | 14,000 | 21531555 |
| 485576 | Jul 1, 1999 | Jul 1, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Edinburg Improvement Association #3 | 7,780 | 21532037 |
| 485547 | Jun 30, 1999 | Jun 30, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #22 | 14,000 | 21532658 |
| 485419 | Jun 24, 1999 | Jun 24, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Van Scherpe Gas Unit #B 8 | 14,000 | 21532619 |
| 485419Amendment | Jun 24, 1999 | Jun 24, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Van Scherpe Gas Unit "B" #8 | 14,000 | 21532619 |
| 485391 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "E" #1 | 14,482 | 21532257 |
| 485390 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | Starr | USA 1 #10 | 13,000 | 42733170 |
| 485390Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | Starr | USA 1 #10 | 13,000 | 42733170 |
| 485389 | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | Starr | USA 1 #11 | 13,000 | 42733169 |
| 485389Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | Starr | USA 1 #11 | 13,000 | 42733169 |
| 485389Amendment | Jun 23, 1999 | Jun 23, 1999 | Coastal Oil & Gas Corporation | Starr | USA 1 #11 | 13,000 | 42733169 |
| 485294 | Jun 18, 1999 | Jun 18, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch #7094 | 12,000 | 04731853 |
| 485294Amendment | Jun 18, 1999 | Jun 18, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch #7094 | 10,300 | 04731853 |
| 485294Amendment | Jun 18, 1999 | Jun 18, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch #7094 | 10,300 | 04731853 |
| 485294Amendment | Jun 18, 1999 | Jun 18, 1999 | Coastal Oil & Gas Corporation | Brooks | Cage Ranch #7094 | 10,500 | 04731853 |
| 485264 | Jun 17, 1999 | Jun 17, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #50 | 11,500 | 21532650 |
| 485263 | Jun 17, 1999 | Jun 17, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #41 | 16,500 | 21532651 |
| 485263Amendment | Jun 17, 1999 | Jun 17, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #41 | 16,500 | 21532651 |
| 485263Amendment | Jun 17, 1999 | Jun 17, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #41 | 16,500 | 21532651 |
| 485237 | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #20 | 13,000 | 21532648 |
| 485236 | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Dusek, F. J. Trust #7 | 14,000 | 21532647 |
| 485235 | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Starr | Ruiz-Zamora #1 | 7,170 | 42732087 |
| 485235Amendment | Jun 16, 1999 | Jun 16, 1999 | Coastal Oil & Gas Corporation | Starr | Ruiz-Zamora #1 | 7,750 | 42732087 |
| 485164 | Jun 14, 1999 | Jun 14, 1999 | Coastal Oil & Gas Corporation | Starr | Cow Creek Corporation, et Al. #1 | 15,000 | 42733141 |
| 485138 | Jun 11, 1999 | Jun 11, 1999 | Coastal Oil & Gas Corporation | Lavaca | Dry Hollow SWD #1 | 4,500 | 28532718 |
| 485058 | Jun 8, 1999 | Jun 8, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Castillo-Flores GU #3 | 13,800 | 21532644 |
| 485057 | Jun 8, 1999 | Jun 8, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Frank Machac Gas Unit #1 | 13,500 | 21530807 |
| 484996 | Jun 7, 1999 | Jun 7, 1999 | Coastal Oil & Gas Corporation | Wharton | Vacek, S. #1 | 10,000 | 48134123 |
| 484995 | Jun 7, 1999 | Jun 7, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Sherwood, M. #1 | 14,000 | 21532290 |
| 484995Amendment | Jun 7, 1999 | Jun 7, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Sherwood, M. #1 | 14,000 | 21532290 |
| 484806 | May 27, 1999 | May 27, 1999 | Coastal Oil & Gas Corporation | Starr | Guerra GU "B" #6 | 11,655 | 42732652 |
| 484787 | May 26, 1999 | May 26, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Edinburg Improvement Association #2 | 8,489 | 21532029 |
| 484786 | May 26, 1999 | May 26, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #10 | 14,000 | 21531935 |
| 484723 | May 24, 1999 | May 24, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #8 | 17,000 | 28532713 |
| 484497 | May 13, 1999 | May 13, 1999 | Coastal Oil & Gas Corporation | Wharton | Whorton #2 | 10,000 | 48134120 |
| 484497Amendment | May 13, 1999 | May 13, 1999 | Coastal Oil & Gas Corporation | Wharton | Whorton #2 | 10,000 | 48134120 |
| 484497Amendment | May 13, 1999 | May 13, 1999 | Coastal Oil & Gas Corporation | Wharton | Whorton #2 | 10,000 | 48134120 |
| 484462 | May 12, 1999 | May 12, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #19 | 14,000 | 21532640 |
| 484461 | May 12, 1999 | May 12, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #17 | 14,000 | 21532641 |
| 484231 | Apr 30, 1999 | Apr 30, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #10 | 16,000 | 28532706 |
| 484230 | Apr 30, 1999 | Apr 30, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #9 | 17,000 | 28532705 |
| 484230Amendment | Apr 30, 1999 | Apr 30, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #9 | 17,000 | 28532705 |
| 484230Amendment | Apr 30, 1999 | Apr 30, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #9 | 17,000 | 28532705 |
| 484142 | Apr 27, 1999 | Apr 27, 1999 | Coastal Oil & Gas Corporation | Starr | Guerra GU "B" #9 | 14,646 | 42732725 |
| 484022 | Apr 22, 1999 | Apr 22, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Kotara-Aldridge et al GU #1 | 14,000 | 21531783 |
| 483902 | Apr 16, 1999 | Apr 16, 1999 | Coastal Oil & Gas Corporation | Brooks | Rupp Nichols GU #1 | 12,000 | 04730841 |
| 483687 | Apr 6, 1999 | Apr 6, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Dusek, F. J. Trust #6 | 14,500 | 21532635 |
| 483687Amendment | Apr 6, 1999 | Apr 6, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Dusek, F. J. Trust #6 | 14,500 | 21532635 |
| 483586 | Mar 30, 1999 | Mar 30, 1999 | Coastal Oil & Gas Corporation | Lavaca | O. A. Lampley GU 1 #7 | 17,000 | 28532698 |
| 483501 | Mar 26, 1999 | Mar 26, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #16 | 14,000 | 21532634 |
| 483471 | Mar 25, 1999 | Mar 25, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Machac Gas Unit #2 | 16,500 | 21532498 |
| 483470 | Mar 25, 1999 | Mar 25, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "A" #18 | 14,000 | 21532633 |
| 483401 | Mar 22, 1999 | Mar 22, 1999 | Coastal Oil & Gas Corporation | Starr | Samano "H" #2 | 6,200 | 42732333 |
| 483269 | Mar 15, 1999 | Mar 15, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Coates "E" #2 | 15,500 | 21532337 |
| 483242 | Mar 11, 1999 | Mar 11, 1999 | Coastal Oil & Gas Corporation | Starr | Samano, M. #2 | 8,500 | 42732116 |
| 483241 | Mar 11, 1999 | Mar 11, 1999 | Coastal Oil & Gas Corporation | Wharton | Phillips, Esther #1 | 10,000 | 48134105 |
| 483241Amendment | Mar 11, 1999 | Mar 11, 1999 | Coastal Oil & Gas Corporation | Wharton | Phillips, Esther #1 | 10,000 | 48134105 |
| 482961 | Feb 26, 1999 | Feb 26, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Kotara-Aldridge et al G U #2 | 17,000 | 21532628 |
| 482763 | Feb 18, 1999 | Feb 18, 1999 | Coastal Oil & Gas Corporation | Matagorda | St. George #2 | 16,500 | 32131776 |
| 482698 | Feb 16, 1999 | Feb 16, 1999 | Coastal Oil & Gas Corporation | Hidalgo | R & R Royalty #6 | 17,500 | 21532627 |
| 482697 | Feb 16, 1999 | Feb 16, 1999 | Coastal Oil & Gas Corporation | De Witt | Hilda Dagg GU 2 #2 | 13,000 | 12331774 |
| 482610 | Feb 10, 1999 | Feb 10, 1999 | Coastal Oil & Gas Corporation | Brooks | W. P. Wright GU #1 | 8,500 | 04731844 |
| 482538 | Feb 9, 1999 | Feb 9, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #18 | 15,000 | 21531365 |
| 482340 | Jan 29, 1999 | Jan 29, 1999 | Coastal Oil & Gas Corporation | Wharton | Pardoe #1 | 20,000 | 48134043 |
| 482223 | Jan 25, 1999 | Jan 25, 1999 | Coastal Oil & Gas Corporation | Lavaca | O.A. Lampley Gas Unit #1 #6 | 18,000 | 28532677 |
| 482223Amendment | Jan 25, 1999 | Jan 25, 1999 | Coastal Oil & Gas Corporation | Lavaca | O.A. Lampley Gas Unit #1 #6 | 18,000 | 28532677 |
| 481731 | Jan 19, 1999 | Jan 19, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Adame GU #2 | 14,504 | 21532334 |
| 481985 | Jan 12, 1999 | Jan 12, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Hamman Ranch #47 | 18,000 | 21532620 |
| 481984 | Jan 12, 1999 | Jan 12, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Van Scherpe Gas Unit "B" #8 | 14,000 | 21532619 |
| 481959 | Jan 11, 1999 | Jan 11, 1999 | Coastal Oil & Gas Corporation | Brooks | Schnitz Gas Unit #1 | 12,500 | 04731842 |
| 481891 | Jan 5, 1999 | Jan 5, 1999 | Coastal Oil & Gas Corporation | Hidalgo | Dusek, F. J. Trust #5 | 15,000 | 21532616 |