| Kerlin, Gilbert, et al -A- G-4-12410 | Western Gulf Oil & Gas, LLC | Padre Island (6000) | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kerlin, Gilbert, et al -A- G-4-12411 | Western Gulf Oil & Gas, LLC | Padre Island (6500) | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kerlin G-4-71818 | Western Gulf Oil & Gas, LLC | Padre Island (6500) | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kerlin G-4-77093 | Western Gulf Oil & Gas, LLC | Padre Island (6130) | 1 | 0 | 83.8K | Jan 1993 – Sep 2000 |
| East Three Islands Gas Unit G-4-91586 | Saba Energy of Texas, Inc. | Three Island, East (10) | 1 | 0 | 0 | Jan 1993 – Feb 1999 |
| Lerma Gas Unit G-4-98536 | Parker & Parsley Producing L.P. | Vista del Mar (Miocene 7150) | 1 | 0 | 84.3K | Jan 1993 – Oct 1996 |
| Kerlin, Gilbert G-4-105409 | World Hydrocarbon, Inc. | Padre Island (6250) | 1 | 0 | 0 | Jan 1993 – Aug 1994 |
| Kerlin, Gilbert G-4-105410 | World Hydrocarbon, Inc. | Padre Island (6300) | 1 | 0 | 0 | Jan 1993 – Aug 1994 |
| East Three Islands Gas Unit G-4-109764 | J.L.M Properties & Co | Three Island, East (F-05) | 1 | 0 | 0 | Jan 1993 – Feb 1999 |
| Los Fresnos Lions Club G-4-109940 | Diversified O&G Prod. Co., Inc. | Los Fresnos (Miocene 4270) | 1 | 0 | 86.2K | Jan 1993 – Jun 2008 |
| East Three Islands Gas Unit G-4-110435 | J.L.M Properties & Co | Three Islands, East (7240) | 1 | 0 | 0 | Jan 1993 – Feb 1999 |
| Browne, Agnes Gas Unit G-4-119605 | WB Equipment | Los Fresnos (Miocene 4100) | 1 | 0 | 0 | Jan 1993 – Apr 1994 |
| Lerma Gas Unit G-4-119712 | Parker & Parsley Producing L.P. | Vista del Mar (Miocene 7000) | 1 | 0 | 77.2K | Jan 1993 – Jun 1997 |
| State Tract 667 G-4-120693 | A & D Exploration Company | Port Isabel, SE (Freeland) | 1 | 0 | 121K | Jan 1993 – Jun 1995 |
| Kerlin, Gilbert "A" G-4-130961 | Western Gulf Oil & Gas, LLC | Padre Island (6300) | 1 | 0 | 605K | Jan 1993 – Feb 2003 |
| Vista del Mar G-4-133145 | Awp Operating Company | Vista del Mar (Miocene 7400) | 1 | 0 | 729K | Jan 1993 – Nov 2005 |
| Vista del Mar G-4-133363 | Atasca Resources, Inc. | Vista del Mar (Miocene 7300 A) | 1 | 0 | 882K | Jan 1993 – Feb 2000 |
| State Lease 727 G-4-135622 | French Production Incorporated | Holly Beach (LM- 2) | 1 | 0 | 228K | Jan 1993 – Jul 1995 |
| Vista del Mar G-4-136619 | Awp Operating Company | Vista del Mar (Miocene 7300 D) | 1 | 0 | 330K | Jan 1993 – Oct 2005 |
| Vista del Mar G-4-136914 | Awp Operating Company | Vista del Mar (Miocene 8650) | 1 | 0 | 195K | Jan 1993 – Jan 2004 |
| Gerhard G-4-138859 | Vistatex Energy LLC | Vista del Mar (Miocene 7720) | 1 | 0 | 0 | Jan 1993 – Mar 2011 |
| Lerma G. U. 2 G-4-139228 | Sheridan Energy,inc. | Vista del Mar (Miocene 8650) | 1 | 0 | 705K | Jan 1993 – Sep 1999 |
| Lerma G. U. 2 G-4-139230 | Sheridan Energy,inc. | Vista del Mar (Miocene 7300 A) | 1 | 0 | 33 | Jan 1993 – Apr 1998 |
| Luttes Gas Unit #2 G-4-140907 | Kebo Oil & Gas, Inc. | Luttes (Miocene L-8) | 1 | 0 | 99K | Jan 1993 – Dec 2002 |
| State Tract 667 G-4-142673 | A & D Exploration Company | Port Isabel, SE. (5900) | 1 | 0 | 331K | Jan 1993 – Jun 1995 |
| Weems-State G-4-143023 | Southwest Oil & Land, Inc. | Boory (Miocene 5330) | 1 | 0 | 587K | Jan 1993 – Jun 1999 |
| Lerma, G.U. 3 G-4-145086 | Parker & Parsley Producing L.P. | Vista del Mar (Miocene 8650) | 1 | 0 | 405K | Apr 1993 – May 1997 |
| Gavito G-4-145466 | Marquee Corporation | Vista del Mar (Miocene 7300 A) | 1 | 0 | 377K | Apr 1993 – Apr 1996 |
| Weems-State G-4-145795 | Southwest Oil & Land, Inc. | Boory (Miocene 4800) | 1 | 0 | 806K | Jun 1993 – Jun 1999 |
| Kerlin, Gilbert G-4-150588 | Western Gulf Oil & Gas, LLC | Padre Island (6000) | 1 | 0 | 885K | Jul 1994 – Dec 2012 |
| State Tract 667 G-4-150743 | A & D Exploration Company | Wildcat | 1 | 0 | 0 | Oct 1993 – Jun 1995 |
| Weems-State G-4-151176 | Southwest Oil & Land, Inc. | Boory (Miocene 4800) | 1 | 0 | 0 | Aug 1994 – Jun 1999 |
| Lerma GU 3 G-4-156224 | VT Vistatex Energy LLC | Vista del Mar (8560) | 1 | 0 | 405K | Sep 1995 – Jul 2026 |
| Yturria-Weems-State G-4-156262 | Southwest Oil & Land, Inc. | Boory(miocene 5450) | 1 | 0 | 492K | Jul 1995 – Jun 1999 |
| Lerma G. U. G-4-160584 | Parker & Parsley Producing L.P. | Vista del Mar (Miocene 7000) | 1 | 0 | 36K | Nov 1996 – Jun 1997 |
| Brady G-4-164139 | Pinnacle Operating Company, Inc. | San Martin (Miocene 8960) | 1 | 0 | 546K | Apr 1997 – Feb 2010 |
| Mercer Trust G-4-167073 | Dynamic Production, Inc. | Parks-Farm (4025) | 1 | 0 | 101K | Jan 1998 – May 1999 |
| State Tract 726 G-4-167377 | Contract Energy, L.L.C. | Holly Beach (9200) | 1 | 0 | 65.2K | Nov 1997 – Nov 2003 |
| State Tract 726 G-4-170954 | Waters Eng. & Operating, Inc. | Holly Beach (9500) | 1 | 0 | 514K | Nov 1997 – Feb 1999 |
| Garcia, J. A. "A" G-4-173314 | Rincon Petroleum Corporation | Port Isabel, West (6550) | 1 | 0 | 246K | Dec 1998 – Jun 2005 |
| State Tract 726 G-4-173749 | Rincon Petroleum Corporation | Holly Beach (8650) | 1 | 0 | 618K | Feb 1999 – Nov 2001 |
| Lerma G. U. 2 G-4-176384 | VT Vistatex Energy LLC | Vista del Mar (Miocene 7150) | 1 | 0 | 6.98K | Sep 1999 – Jul 2026 |
| B.N.D. G-4-176532 | Rincon Petroleum Corporation | Boory (Miocene 4800) | 1 | 0 | 130K | Aug 1998 – Nov 2007 |
| Vista del Mar G-4-177720 | Awp Operating Company | Vista del Mar (Miocene 7150) | 1 | 0 | 106K | Feb 2000 – Nov 2005 |
| State Lease 713 G-4-179003 | Winn Exploration Co., Inc. | Holly Beach (LM- 3) | 1 | 0 | 20.8K | Jan 2000 – Apr 2003 |
| Brownsville Navigational Dist. G-4-180710 | Rincon Petroleum Corporation | Vista del Mar (Miocene 7300 A) | 1 | 0 | 91.9K | Jan 2001 – Mar 2004 |
| State Tract 726 G-4-186621 | Rincon Petroleum Corporation | Holly Beach (LM-7) | 1 | 0 | 1.1M | Nov 2001 – Apr 2009 |
| Brownsville Navigation District G-4-187148 | Rincon Petroleum Corporation | Vista del Mar (Miocene 7000) | 1 | 0 | 875K | Feb 2002 – Oct 2007 |
| Garcia, J. A. "A" G-4-188101 | Rincon Petroleum Corporation | Port Isabel, West (7980) | 1 | 0 | 427K | Sep 1999 – Jan 2006 |
| Garcia, J. A. "A" G-4-189656 | Rincon Petroleum Corporation | Boory (Miocene 6200-A-) | 1 | 0 | 111K | Jun 2002 – Jun 2005 |