| State Tract 845-S M-77220 O-4-11891 | Choctaw II Oil & Gas, Ltd. | Matagorda Isl. BLK 721-L (15) | 2 | 290K | 93.1K | Jan 1993 – Dec 1998 |
| State Tract 845-S M-77220 O-4-11886 | Choctaw II Oil & Gas, Ltd. | Matagorda Isl. BLK 721-L (13) | 1 | 187K | 4.72K | Jan 1993 – Sep 1998 |
| State Tract 829-S O-4-9258 | Forest Oil Corporation | Clear (Miocene 6200) | 2 | 172K | 123K | Jan 1993 – Jul 2001 |
| State Tract 844-S G-4-133178 | Forest Oil Corporation | Clear, S. (Mio. 8600) | 1 | 157K | 6.1M | Jan 1993 – Jan 2001 |
| State Tract 830-S O-4-9214 | Forest Oil Corporation | Clear (Miocene 6200) | 2 | 113K | 195K | Jan 1993 – Sep 2001 |
| State Tract 806-S G-4-201698 | Walter Oil & Gas Corporation | Matagorda 806 (Frio 11100) | 1 | 111K | 2.85M | Sep 2004 – Jul 2011 |
| State Tract 818-S O-4-12186 | Forest Oil Corporation | Clear, N. (Miocene 6270) | 1 | 82.2K | 25.1K | Mar 1993 – Nov 1996 |
| State Tract 840-S G-4-127927 | Forcenergy Inc | Clear, South (Frio 9200) | 1 | 50.8K | 4.15M | Jan 1993 – Jul 1999 |
| State Tract 840-S G-4-174813 | Forest Oil Corporation | Clear, South (Frio 9200) | 1 | 37.9K | 2.61M | Oct 1999 – May 2003 |
| State Tract 833-S G-4-159850 | Forest Oil Corporation | Clear, South (Frio 9200) | 1 | 19.7K | 1.35M | Jul 1996 – Oct 2001 |
| State Tract 844-S G-4-134019 | Forest Oil Corporation | Clear, South (Frio 9200) | 1 | 17.8K | 2.55M | Jan 1993 – May 1998 |
| State Tract 839-S G-4-209832 | Llog Exploration Texas, L.P. | Matagorda Island 839-S (B-7B) | 1 | 13.3K | 82.5K | Aug 2005 – Feb 2009 |
| State Tract 834-S G-4-224420 | Llog Exploration Texas, L.P. | MI 824-S (MH-2 Miocene) | 1 | 13.3K | 1.39M | Apr 2006 – Jan 2008 |
| State Tract 834-S G-4-196724 | Llog Exploration Texas, L.P. | MI 834-S (B7-B Frio) | 1 | 13.1K | 1.25M | Nov 2003 – Jul 2004 |
| State Tract 824-S G-4-204500 | Llog Exploration Texas, L.P. | MI 824-S (MH-2 Miocene) | 1 | 12.2K | 1.41M | Aug 2004 – Mar 2008 |
| State Tract 824-S G-4-215809 | Llog Exploration Texas, L.P. | MI 824-S (MH-2 Miocene) | 1 | 9.97K | 1.45M | Nov 2005 – Dec 2008 |
| State Tract 834-S G-4-209758 | Llog Exploration Texas, L.P. | Matagorda (B-7A Frio) | 1 | 8.27K | 592K | Feb 2005 – Apr 2006 |
| State Tract 834-S O-4-12259 | Forest Oil Corporation | Clear (Miocene 6830) | 1 | 6.02K | 137K | Aug 1993 – Jan 1995 |
| State of Texas Block 582-S G-3-180649 | Vamos Oil & Gas, LLC | Matagorda Island BLK.582-S(m-1) | 1 | 5.76K | 4.39M | Sep 2000 – Aug 2007 |
| State Tract 823-S (M-103787) G-4-212337 | Llog Exploration Texas, L.P. | MI 824-S (MH-2 Miocene) | 1 | 5.11K | 440K | Aug 2005 – Jun 2008 |
| State Tract 833-S G-4-131698 | Forest Oil Corporation | Clear South (Frio 9400) | 1 | 3.66K | 730K | Jan 1993 – Mar 1996 |
| State Tract 833-S G-4-157762 | Forest Oil Corporation | Clear, S. (Mio. 8600) | 1 | 1.24K | 232K | Nov 1995 – Mar 1997 |
| State Tract 824-S G-4-193781 | Llog Exploration Texas, L.P. | MI 824-S (B7A Miocene) | 1 | 1.15K | 220K | Nov 2003 – Jun 2004 |
| State Tract 818-S G-4-131202 | Pg&e Resources Offshore Company | Clear, N. (Miocene 6830) | 1 | 875 | 9.28K | Jan 1993 – Jan 1993 |
| St. Tr. 834-S G-4-82854 | Pg&e Resources Offshore Company | Clear (Miocene 6680) | 1 | 860 | 32.9K | Jan 1993 – Jul 1993 |
| State Tract 840-S G-4-174814 | Forest Oil Corporation | Clear, S. (Mio. 8600) | 1 | 803 | 49.8K | Oct 1999 – Mar 2000 |
| State Tract 833-S G-4-106849 | Dalen Resources Oil & Gas Co. | Clear, W. (10,600) | 1 | 695 | 29.9K | Nov 1994 – Sep 1995 |
| State of Texas Block 582-S G-3-174432 | Vamos Oil & Gas, LLC | Matagorda Island BLK.582-S (M-5) | 1 | 405 | 664K | Oct 1998 – Nov 1999 |
| State Tract 851-S (M-77221) O-4-11887 | Choctaw II Oil & Gas, Ltd. | Matagorda Isl. BLK 721-L (15) | 1 | 384 | 17 | Jan 1993 – Feb 1994 |
| State of Texas Block 582-S G-3-174224 | Vamos Oil & Gas, LLC | Matagorda Island BLK.582-S(m-6) | 1 | 340 | 1.64M | Oct 1998 – Aug 2000 |
| State Tract 819-S G-4-209834 | Llog Exploration Texas, L.P. | Matagorda (B-7-D Frio) | 1 | 90 | 13.7K | Mar 2005 – Apr 2005 |
| State Tract 829-S G-4-106405 | Forest Oil Corporation | Clear (Miocene 6450) | 1 | 0 | 0 | — |
| State Tract 707-S G-2-60757 | Gulf Energy Exploration Corp. | Sherman Offshore (3900) | 1 | 0 | 0 | — |
| State Tract 840-S G-4-113626 | Forcenergy Inc | Clear, S. (Frio 10700) | 1 | 0 | 0 | — |
| State Tract 840-S G-4-121375 | Forest Oil Corporation | Clear, South (Frio 8600) | 1 | 0 | 1K | Oct 2001 – Oct 2001 |
| State of Texas Block 582-S G-3-171463 | Vamos Oil & Gas, LLC | Matagorda Island BLK 582-S (23) | 1 | 0 | 105K | Oct 1998 – Apr 2000 |
| State of Texas 582-S Gas Unit G-3-86494 | Sharpe Energy Company | Matagorda Island Blk. 582-S(33) | 1 | 0 | 13.5K | Nov 1997 – Nov 1997 |
| State of Texas 582-S Gas Unit G-3-86493 | Sharpe Energy Company | Matagorda Island Blk. 582-S(49) | 1 | 0 | 91.9K | Aug 1997 – Jan 1998 |
| State of Texas 582-S Gas Unit G-3-76582 | Vamos Oil & Gas, LLC | Matagorda Island BLK 582-S (23) | 1 | 0 | 0 | — |
| State of Texas Blk. 582-S Unit G-3-70813 | Vamos Oil & Gas, LLC | Matagorda Island BLK.582-S(m-1) | 1 | 0 | 0 | — |
| State of Texas Blk. 582-S Unit G-3-70810 | Vamos Oil & Gas, LLC | Matagorda Island BLK.582-S(m-6) | 1 | 0 | 0 | — |
| State Tract 840-S G-4-174016 | Forest Oil Corporation | Clear, S. (Frio 9500) | 1 | 0 | 0 | — |
| State of Texas Blk. 582-S Unit G-3-67618 | Vamos Oil & Gas, LLC | Matagorda Island Blk. 582-S (28) | 1 | 0 | 0 | — |
| State Tract 708-S G-2-158317 | American Coastal Energy, Inc. | Sherman Offshore (2000) | 1 | 0 | 46.9K | Dec 1995 – May 1996 |
| State Tract 720-S G-2-149096 | Gulf Energy Exploration Corp. | Sherman Offshore, W.(1700 Mio.) | 1 | 0 | 2.12M | Mar 1994 – Jun 2013 |
| State Tract 707-S G-2-147076 | American Coastal Energy, Inc. | Sherman Offshore (1600) | 1 | 0 | 98.3K | Aug 1993 – May 1994 |
| State Tract 707-S G-2-139243 | Pg&e Resources Offshore Company | Sherman Offshore (1700) | 1 | 0 | 6.28K | Jan 1993 – Jun 1993 |
| State Tract 708-S G-2-137092 | Dalen Resources Oil & Gas Co. | Sherman Offshore (3800) | 1 | 0 | 69.9K | Jan 1993 – Jan 1995 |
| State Tract 719-S G-2-132259 | Gulf Energy Exploration Corp. | Sherman Offshore (2900 A) | 1 | 0 | 1.48M | Jan 1993 – May 1996 |
| State Tract 719-S G-2-131844 | Gulf Energy Exploration Corp. | Sherman Offshore, W.(1700 Mio.) | 1 | 0 | 528K | Jan 1993 – Mar 2014 |