| Texas State Tract 533-S G-3-64779 | Noble Energy Inc | Colorado Delta (Miocene 6515) | 1 | 0 | 0 | Jan 1993 – Feb 2005 |
| Texas State Tract 533-S G-3-64780 | Noble Energy Inc | Colorado Delta (Miocene 6130) | 1 | 0 | 0 | Jan 1993 – Feb 2005 |
| State Tract 533 G-3-78503 | Noble Energy Inc | Colorado Delta (Miocene 6290) | 1 | 0 | 283K | Jan 1993 – Feb 2005 |
| State Tract 512-S G-3-118617 | Mustang Oil & Gas Corporation | Brazos Block 512S (6800) | 1 | 0 | 0 | Jan 1993 – May 1994 |
| State Tract 533-S G-3-128431 | Energy Development Corp. | Colorado Delta (Miocene 4850) | 1 | 0 | 0 | Jan 1993 – Jan 1994 |
| State Tract 533 G-3-136180 | Noble Energy Inc | Colorado Delta (Miocene 2850) | 1 | 0 | 741K | Jan 1993 – Feb 2005 |
| State Tract 338-L Unit G-3-140446 | Samson Contour Energy E&P, LLC | Brazos Block 338-L (Miocene) | 1 | 0 | 4.05M | Jan 1993 – Aug 2005 |
| S. T. 444-S Unit G-3-142144 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-1B) | 1 | 0 | 9.87M | Jan 1993 – Aug 2014 |
| S. T. 444-S Unit G-3-142145 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-5B) | 1 | 0 | 5.29M | Jan 1993 – Aug 2014 |
| S. T. 444-S Unit G-3-142185 | Samson Contour Energy E&P, LLC | St. Tr. 444-S (Cris 54-1C) | 1 | 0 | 265K | Jan 1993 – Sep 2005 |
| S.T. 444-S Unit G-3-142245 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Rob 43-1A) | 1 | 0 | 3.06M | Jan 1993 – Aug 2014 |
| S.T. 444-S Unit G-3-142246 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-5A) | 1 | 0 | 22.2K | Jan 1993 – Aug 2014 |
| S.T. 444-S Unit G-3-142526 | Kelley Oil Corporation | St. Tr. 444-S (Cris 54-1B) | 1 | 0 | 4.58M | Jan 1993 – May 2001 |
| S.T. 444-S Unit G-3-142527 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-5B) | 1 | 0 | 14.1K | Jan 1993 – Aug 2014 |
| S.T. 444-S Unit G-3-147188 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-4A) | 1 | 0 | 32.8K | Aug 1993 – Aug 2014 |
| S.T. 444-S Unit G-3-147708 | Kelley Oil Corporation | St. Tr. 444-S (Cris 54-4B) | 1 | 0 | 744K | Aug 1993 – May 2001 |
| S.T. 444-S Unit G-3-147710 | Samson Contour Energy E&P, LLC | St. Tr. 444-S (Rob 54-1C) | 1 | 0 | 174K | Sep 1993 – Sep 2005 |
| State Tract No. 533-S G-3-149659 | Noble Energy Inc | Colorado Delta (Miocene 2850) | 1 | 0 | 2.09M | Jan 1994 – Feb 2005 |
| S. T. 444-S Unit G-3-159837 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-1C) | 1 | 0 | 67.7K | Aug 1996 – Aug 2014 |
| Brazos 492-S Unit G-3-161524 | EOG Resources, Inc. | Brazos BLK 492-S (E-Sand) | 1 | 0 | 4.08M | May 1996 – Dec 2008 |
| Brazos 492-S Unit G-3-163163 | EOG Resources, Inc. | Wildcat | 1 | 0 | 0 | May 1997 – Dec 2008 |
| S. T. 444-S Unit G-3-174788 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-1B) | 1 | 0 | 303K | Apr 1999 – Aug 2014 |
| State Tract 444-S Unit G-3-184671 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Rob 43-1A) | 1 | 0 | 2.96M | May 2001 – Aug 2014 |
| State Tract 444-S Unit G-3-186902 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Rob 43-1A) | 1 | 0 | 4.04M | Apr 2001 – Aug 2014 |
| State Tract 444-S Unit G-3-188517 | Fieldwood Energy Offshore LLC | St. Tr. 444-S (Cris 54-1C) | 1 | 0 | 5.22M | Apr 2001 – Aug 2014 |
| Brazos 492-S Unit G-3-191429 | EOG Resources, Inc. | Brazos BLK 492-S (X Sand) | 1 | 0 | 1.81M | Jun 2002 – Dec 2008 |
| S.T. 414-S S/2 G-3-227978 | Black Pool Energy, LP | S.T. 414-S S2 (Lower Marg "A") | 1 | 0 | 298K | Nov 2006 – May 2024 |