| 884862 | Oct 21, 2022 | Oct 21, 2022 | Tortuga Operating Company | Harris | Adams, Geo. B. #6 | 5,686 | 20131847 |
| 762158 | Jun 6, 2013 | Jun 6, 2013 | Tortuga Operating Company | Harris | Doughtie, S. T. #10 | 5,550 | 20100437 |
| 755088 | Jan 31, 2013 | Jan 31, 2013 | Tortuga Operating Company | Harris | Doughtie, S. T. #9 | 5,511 | 20100436 |
| 664351 | Sep 17, 2008 | Sep 17, 2008 | Tortuga Operating Company | Harris | Coleman, C. L. O/A #4 | 5,625 | 20100265 |
| 636011 | Jun 7, 2007 | Jun 7, 2007 | Tortuga Operating Company | Harris | Sam Lewis #5 | 5,562 | 20100235 |
| 635385 | Jun 7, 2007 | Jun 7, 2007 | Tortuga Operating Company | Harris | Theresa Petrich #1 | 5,590 | 20100331 |
| 636003 | Jun 6, 2007 | Jun 6, 2007 | Tortuga Operating Company | Harris | Wm. Hirsch #7 | 5,650 | 20108016 |
| 608075 | May 12, 2006 | May 12, 2006 | Tortuga Operating Company | Harris | Rudel, Otto #3 | 5,582 | 20100347 |
| 600088 | Jun 22, 2005 | Jun 22, 2005 | Tortuga Operating Company | Harris | Petrich, Theresa #2 | 5,579 | 20100332 |
| 533729 | Aug 8, 2003 | Aug 8, 2003 | Tortuga Operating Company | Harris | Lewis, Sam #7 | 6,400 | 20100237 |
| 533036 | Jun 27, 2003 | Jun 27, 2003 | Tortuga Operating Company | Harris | Rudel, Otto #2 | 5,578 | 20100346 |
| 529589 | Apr 14, 2003 | Apr 14, 2003 | Tortuga Operating Company | Harris | Rudel, Otto #3 | 5,582 | 20100347 |
| 525654 | Dec 16, 2002 | Dec 16, 2002 | Tortuga Operating Company | Harris | Hillegeist, E. #2 | 5,615 | 20100276 |
| 523960 | Nov 1, 2002 | Nov 1, 2002 | Tortuga Operating Company | Harris | Rudel, Fritz #3X | 8,000 | 20132641 |
| 523959 | Oct 21, 2002 | Oct 21, 2002 | Tortuga Operating Company | Harris | Lewis, Sam #5 | 5,562 | 20100235 |
| 523892 | Oct 17, 2002 | Oct 17, 2002 | Tortuga Operating Company | Harris | Hirsch, Wm. #6 | 3,010 | 20107624 |
| 519848 | Aug 12, 2002 | Aug 12, 2002 | Tortuga Operating Company | Harris | Schultz, E. #A 6 | 7,220 | 20131947 |
| 514880 | Dec 5, 2001 | Dec 5, 2001 | Tortuga Operating Company | Harris | Magnolia Realty #1 | 5,587 | 20100327 |
| 513687 | Oct 25, 2001 | Oct 25, 2001 | Tortuga Operating Company | Harris | Petrich, Theresa #1 | 5,590 | 20100331 |
| 513688 | Sep 21, 2001 | Sep 21, 2001 | Tortuga Operating Company | Harris | Hirsch, Wm. #7 | 5,650 | 20108016 |
| 500781 | Nov 10, 2000 | Nov 10, 2000 | Tortuga Operating Company | Harris | Hillegeist, E. #2 | 5,615 | 20100276 |
| 498486 | Aug 22, 2000 | Aug 22, 2000 | Tortuga Operating Company | Harris | Lewis, Sam #8 | 6,414 | 20107623 |
| 496952 | Aug 11, 2000 | Aug 11, 2000 | Tortuga Operating Company | Harris | Rudel, Fritz #3X | 8,000 | 20132599 |
| 494447 | May 8, 2000 | May 8, 2000 | Tortuga Operating Company | Harris | Hirsch, Wm. #2 | 5,611 | 20100322 |
| 493511 | Apr 28, 2000 | Apr 28, 2000 | Tortuga Operating Company | Harris | Hirsch, Fred #2 | 5,578 | 20100330 |
| 493507 | Apr 28, 2000 | Apr 28, 2000 | Tortuga Operating Company | Harris | Hirsch, Wm #6 | 3,010 | 20107624 |
| 491183 | Jan 28, 2000 | Jan 28, 2000 | Tortuga Operating Company | Harris | Hirsch, Wm. #7 | 5,650 | 20108016 |
| 478339 | Jul 30, 1998 | Jul 30, 1998 | Tortuga Operating Company | Harris | Lewis, Sam #8 | 6,414 | 20107623 |
| 475722 | May 20, 1998 | May 20, 1998 | Tortuga Operating Company | Harris | Martens, Albert #1 | 5,568 | 20100459 |
| 471581 | Feb 5, 1998 | Feb 5, 1998 | Tortuga Operating Company | Harris | Petrich, Theresa #2 | 5,579 | 20100332 |
| 470696 | Dec 9, 1997 | Dec 9, 1997 | Tortuga Operating Company | Harris | Coleman, O/a, C.L. #3 | 5,650 | 20100264 |
| 469111 | Nov 25, 1997 | Nov 25, 1997 | Tortuga Operating Company | Harris | Hirsch, Wm. #6 | 3,010 | 20107624 |
| 470209 | Nov 24, 1997 | Nov 24, 1997 | Tortuga Operating Company | Harris | Coleman, O/a, C. L. #2 | 5,650 | 20100263 |
| 464153 | Sep 24, 1997 | Sep 24, 1997 | Tortuga Operating Company | Harris | Hirsch, Wm. #7 | 5,650 | 20108016 |
| 463534 | Jul 14, 1997 | Jul 14, 1997 | Tortuga Operating Company | Harris | Magnolia Realty #2 | 5,602 | 20100328 |
| 461004 | May 12, 1997 | May 12, 1997 | Tortuga Operating Company | Harris | Hirsch, Wm. #1 | 5,612 | 20100326 |
| 457442 | Apr 9, 1997 | Apr 9, 1997 | Tortuga Operating Company | Harris | Petrich, Theresa #4 | 5,608 | 20100334 |
| 453842 | Nov 13, 1996 | Nov 13, 1996 | Tortuga Operating Company | Harris | Petrich, Theresa #2 | 5,579 | 20100332 |
| 450787 | Sep 20, 1996 | Sep 20, 1996 | Tortuga Operating Company | Harris | Scherer, W. B. #9 | 6,802 | 20131512 |
| 443167 | Jan 30, 1996 | Jan 30, 1996 | Tortuga Operating Company | Harris | Lewis, Sam #1 | 5,549 | 20100231 |
| 440953 | Nov 13, 1995 | Nov 13, 1995 | Tortuga Operating Company | Harris | Lewis, Sam #7 | 6,400 | 20100237 |
| 438277 | Aug 24, 1995 | Aug 24, 1995 | Tortuga Operating Company | Harris | Hirsh, Fred #2 | 5,578 | 20100330 |
| 438276 | Aug 24, 1995 | Aug 24, 1995 | Tortuga Operating Company | Harris | Hirsh, Wm. #6 | 3,010 | 20107624 |
| 438275 | Jul 31, 1995 | Jul 31, 1995 | Tortuga Operating Company | Harris | Lewis, Sam #8 | 6,414 | 20107623 |
| 436291 | Jun 9, 1995 | Jun 9, 1995 | Tortuga Operating Company | Harris | Brautigam Gas Unit #1 | 5,824 | 20132158 |
| 434419 | May 4, 1995 | May 4, 1995 | Tortuga Operating Company | Harris | Martens, Hulda #2 | 5,678 | 20130546 |
| 423465 | Jun 1, 1994 | Jun 1, 1994 | Tortuga Operating Company | Harris | Magnolia Realty #1 | 5,587 | 20100327 |
| 412085 | Jun 28, 1993 | Jun 28, 1993 | Tortuga Operating Company | Harris | Scherer, W. B. #9 | 6,802 | 20131512 |
| 411856 | Jun 28, 1993 | Jun 28, 1993 | Tortuga Operating Company | Harris | Mueller, E. E. #5 | 5,615 | 20100223 |
| 410928 | Jun 2, 1993 | Jun 2, 1993 | Tortuga Operating Company | Harris | Magnolia Realty #4 | 5,642 | 20130371 |
| 405076 | Nov 18, 1992 | Nov 18, 1992 | Tortuga Operating Company | Harris | Mueller, E.E. #2 | 5,576 | 20100221 |
| 400762 | Jul 3, 1992 | Jul 3, 1992 | Tortuga Operating Company | Harris | Lewis, Sam #9 | 6,450 | 20131962 |
| 374474 | Jul 23, 1990 | Jul 23, 1990 | Tortuga Operating Company | Harris | Petrich, Theresa #3 | 5,690 | 20100333 |
| 374701 | Jun 21, 1990 | Jun 21, 1990 | Tortuga Operating Company | Harris | Lewis, Sam #9 | 6,450 | 20131962 |
| 371218 | Mar 21, 1990 | Mar 21, 1990 | Tortuga Operating Company | Harris | C. P. Faris Gas Unit #2 | 5,570 | 20108043 |
| 371218Amendment | Mar 21, 1990 | Mar 21, 1990 | Tortuga Operating Company | Harris | Faris Gas Unit #2 | 5,570 | 20108043 |
| 369300 | Mar 1, 1990 | Mar 1, 1990 | Tortuga Operating Company | Harris | Martens, Albert #1 | 5,568 | 20100459 |
| 366954 | Dec 4, 1989 | Dec 4, 1989 | Tortuga Operating Company | Harris | Faris Gas Unit #1 | 5,800 | 20131484 |
| 361667 | Aug 22, 1989 | Aug 22, 1989 | Tortuga Operating Company | Harris | Martens, Hulda #2 | 5,678 | 20130546 |
| 359845 | Jun 13, 1989 | Jun 13, 1989 | Tortuga Operating Company | Harris | Tomball Gas Unit 7 #3 | 5,577 | 20100603 |
| 352817 | Oct 31, 1988 | Oct 31, 1988 | Tortuga Operating Company | Harris | Brautigam Gas Unit #1 | 5,850 | 20132158 |
| 351738 | Oct 28, 1988 | Oct 28, 1988 | Tortuga Operating Company | Harris | Petrich, Theresa #2 | 5,579 | 20100332 |
| 351456 | Oct 21, 1988 | Oct 21, 1988 | Tortuga Operating Company | Harris | Magnolia Realty #3 | 5,586 | 20100329 |
| 343918 | Apr 12, 1988 | Apr 12, 1988 | Tortuga Operating Company | Harris | Petrich, Theresa #3 | 5,690 | 20100333 |
| 337575 | Nov 19, 1987 | Nov 19, 1987 | Tortuga Operating Company | Harris | Scherer, W. B. #9 | 6,800 | 20131512 |
| 335847 | Sep 14, 1987 | Sep 14, 1987 | Tortuga Operating Company | Bastrop | McArthur Unit #1 | 6,500 | 02131093 |
| 331274 | Jul 10, 1987 | Jul 10, 1987 | Tortuga Operating Company | Harris | Martens, Hulda #3 | 6,120 | 20131042 |
| 320144 | Sep 3, 1986 | Sep 3, 1986 | Tortuga Operating Company | Bastrop | Patterson, J. A. #1 | 6,500 | 02130946 |
| 302722 | May 28, 1986 | May 28, 1986 | Tortuga Operating Company | Harris | Petrich, Theresa #3 | 5,690 | 20100333 |
| 302273 | May 19, 1986 | May 19, 1986 | Tortuga Operating Company | Harris | Petrich, Theresa #2 | 5,579 | 20100332 |
| 301819 | May 5, 1986 | May 5, 1986 | Tortuga Operating Company | Harris | Key, J. J. #2 | 5,572 | 20100570 |
| 301713 | Apr 30, 1986 | Apr 30, 1986 | Tortuga Operating Company | Harris | Rudel, C. R. #1 | 5,530 | 20100384 |
| 301533 | Apr 25, 1986 | Apr 25, 1986 | Tortuga Operating Company | Harris | Rudel, C. R. #6 | 5,579 | 20100387 |
| 301096 | Apr 16, 1986 | Apr 16, 1986 | Tortuga Operating Company | Harris | Hirsch, Wm. #1 | 5,612 | 20100326 |
| 300012 | Mar 7, 1986 | Mar 7, 1986 | Tortuga Operating Company | Harris | Hirsch, Fred #2 | 5,578 | 20100330 |
| 294860 | Jan 7, 1986 | Jan 7, 1986 | Tortuga Operating Company | Harris | Lewis, Sam #10 | 6,480 | 20132005 |
| 285947 | Sep 27, 1985 | Sep 27, 1985 | Tortuga Operating Company | Harris | Faris, Vena #104D | 4,012 | 20100696 |
| 282637 | Aug 15, 1985 | Aug 15, 1985 | Tortuga Operating Company | Harris | Lewis, Sam #9 | 6,450 | 20131962 |
| 273117 | Apr 23, 1985 | Apr 23, 1985 | Tortuga Operating Company | Harris | Hillegeist, E. #2 | 5,615 | 20100276 |
| 273113 | Apr 23, 1985 | Apr 23, 1985 | Tortuga Operating Company | Harris | Hillegeist, E. #5 | 5,662 | 20108013 |
| 272410 | Apr 17, 1985 | Apr 17, 1985 | Tortuga Operating Company | Harris | Mueller, E. E. #6 | 5,616 | 20100224 |
| 271800 | Apr 11, 1985 | Apr 11, 1985 | Tortuga Operating Company | Harris | Hillegeist, E. #1 | 5,597 | 20100272 |
| 270954 | Mar 29, 1985 | Mar 29, 1985 | Tortuga Operating Company | Harris | Faris Gas Unit #2 | 5,570 | 20108043 |
| 270407 | Mar 25, 1985 | Mar 25, 1985 | Tortuga Operating Company | Harris | Hirsch, R. W. #3 | 5,586 | 20100329 |
| 259839 | Dec 5, 1984 | Dec 5, 1984 | Tortuga Operating Company | Harris | Scherer, W. B. #3 | 5,596 | 20182154 |
| 258556 | Nov 20, 1984 | Nov 20, 1984 | Tortuga Operating Company | Harris | Hillegeist, E. #6 | 5,700 | 20131848 |
| 246091 | Jun 18, 1984 | Jun 18, 1984 | Tortuga Operating Company | Harris | Faris Gas Unit #2 | 5,570 | 20108043 |
| 239706 | May 15, 1984 | May 15, 1984 | Tortuga Operating Company | Harris | Faris, C. P. #2 | 5,800 | 20131484 |
| 238572 | May 4, 1984 | May 4, 1984 | Tortuga Operating Company | Harris | Hirsch, R. W. #3 | 5,586 | 20100329 |
| 238613 | May 4, 1984 | May 4, 1984 | Tortuga Operating Company | Harris | Hirsch, Wm. #3 | 5,581 | 20100323 |
| 238576 | May 4, 1984 | May 4, 1984 | Tortuga Operating Company | Harris | Hirsch, Wm. #4 | 5,610 | 20100324 |
| 234202 | Mar 23, 1984 | Mar 23, 1984 | Tortuga Operating Company | Harris | Martens, Hulda #1 | 8,950 | 20100153 |