| Mecom, J. W. (SWD) G-4-76015 | Paleo Oil Company LLC | J. C. Martin (Lobo) | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Martinez, E.T. G-4-76145 | Chevron U. S. A. Inc. | Laredo (Lobo) | 1 | 0 | 520K | Jan 1993 – Jan 2014 |
| Martinez, Antonio et al Unit "A" G-4-76206 | Chevron U. S. A. Inc. | Laredo (Lobo) | 1 | 0 | 0 | Jan 1993 – Nov 2005 |
| Jennings G-4-76336 | Pennzoil Exploration & Prod. Co. | Jennings, W. (Wilcox 7300) | 1 | 0 | 0 | Jan 1993 – Nov 1998 |
| LA Perla G-4-76359 | Conocophillips Company | LA Perla Ranch (6500) | 1 | 0 | 0 | Jan 1993 – Jul 2003 |
| McMurrey, Wm. G-4-76571 | Hilcorp Energy Company | LA Perla (Lobo Cons.) | 1 | 0 | 830K | Jan 1993 – Jul 2026 |
| Gutierrez "B" G-4-76737 | Marwell Petroleum Ltd Partnrship | Cinco de Mayo (1250) | 1 | 0 | 215K | Jan 1993 – Apr 2015 |
| LA Perla G-4-76841 | Hilcorp Energy Company | LA Perla Ranch (8850) | 1 | 0 | 559K | Jan 1993 – Jul 2026 |
| Vela, Enrique G-4-77029 | Pioneer Natural Res. USA, Inc. | EL Grullo (7780) | 1 | 0 | 1.16K | Jan 1993 – Jan 2004 |
| Dye, James D. G-4-77147 | Conocophillips Company | Dye (1950) | 1 | 0 | 0 | Jan 1993 – Sep 2004 |
| Martinez, Acela G-4-77343 | Bordertown Energy Resources, LLC | J. C. Martin (Lobo) | 1 | 0 | 800K | Jan 1993 – Jul 2026 |
| Ramirez, Blas G-4-77514 | XTO Energy Inc. | Lopeno, (Wilcox 7350) | 1 | 0 | 0 | Jan 1993 – Jun 2012 |
| Martinez, Mercurio et al Unit G-4-77563 | Hilcorp Energy Company | Laredo (Lobo) | 1 | 0 | 7.34M | Jan 1993 – Jul 2026 |
| Gutierrez "A" G-4-80565 | Coastal Oil & Gas Corporation | Cinco de Mayo (1450) | 1 | 0 | 0 | Jan 1993 – Sep 1997 |
| Gutierrez "B" G-4-80657 | Marwell Petroleum Ltd Partnrship | Cinco de Mayo ( 900) | 1 | 0 | 577K | Jan 1993 – Apr 2015 |
| Mecom, J. W. G-4-80911 | Paleo Oil Company LLC | J. C. Martin (Lobo) | 1 | 0 | 227K | Jan 1993 – Jul 2026 |
| Mecom, J. W. G-4-81780 | Paleo Oil Company LLC | J. C. Martin (Lobo) | 1 | 0 | 686K | Jan 1993 – Jul 2026 |
| LA Perla G-4-82016 | Hilcorp Energy Company | LA Perla (Lobo Cons.) | 1 | 0 | 468K | Jan 1993 – Jul 2026 |
| Carillo-Pena Unit No. 1 G-4-82100 | Sanchez-O'Brien Oil & Gas Corp. | Blancas Creek (8350) | 1 | 0 | 0 | Jan 1993 – Jul 1994 |
| Garza G-4-82508 | Columbus Energy Corp. | Hundido (Lobo) | 1 | 0 | 3.45K | Jan 1993 – Jul 1993 |
| Vela, Adrian G-4-69907 | Devon Energy Production Co, L.P. | Volpe (6550) | 1 | 0 | 265K | Jan 1993 – Sep 2000 |
| Vergara, C.B. et AL G-4-75823 | Hilcorp Energy Company | J. C. Martin (Lobo) | 1 | 0 | 1.02M | Jan 1993 – Jul 2026 |
| Martinez, A. Gas Unit G-4-75822 | Bordertown Energy Resources, LLC | J. C. Martin (Lobo) | 1 | 0 | 4.14M | Jan 1993 – Jul 2026 |
| Martinez, Eudoxio Gas Unit G-4-73452 | Bordertown Energy Resources, LLC | Cisco-Benavides (Lobo Cons.) | 1 | 0 | 4.13M | Jan 1993 – Jul 2026 |
| Martinez, Eudoxio G-4-75657 | Bordertown Energy Resources, LLC | J. C. Martin (Lobo) | 1 | 0 | 2.3M | Jan 1993 – Jul 2026 |
| Cuellar, F. G-4-86614 | Katco Production | Jennings, W. (1970) | 1 | 0 | 0 | Jan 1993 – Feb 1994 |
| Martinez-Vidaurri Unit G-4-83380 | Chevron U. S. A. Inc. | Laredo (Lobo) | 1 | 0 | 167K | Jan 1993 – Nov 2005 |
| Swantner,g.r. G-4-75447 | Hilcorp Energy Company | Zapata, SE. (Wilcox) | 1 | 0 | 717K | Jan 1993 – Jul 2026 |
| Laurel, S. L. G-4-73018 | Enerquest Operating L.L.C. | J J & J (Wilcox 8800) | 1 | 0 | 373K | Jan 1993 – Jul 2026 |
| Fulbright, J. E. G-4-71238 | Killam Oil Co., Ltd. | Davis, S. (4800) | 1 | 0 | 0 | Jan 1993 – Aug 2001 |
| Cuellar, F. G-4-86615 | Zapata Oil Partners, L.L.C. | Jennings, W. (1970) | 1 | 0 | 0 | Jan 1993 – Jan 2019 |
| Sanchez-McMurrey G-4-86685 | Merit Energy Company | Hundido (Lobo) | 1 | 0 | 1.09M | Jan 1993 – Jul 2026 |
| Garcia, Anastasio G-4-86804 | Holmes Oil, Inc. | Charco Redondo, E. (Manila) | 1 | 0 | 0 | Jan 1993 – Jun 2008 |
| Vergara, G. B. et AL G-4-86805 | Hilcorp Energy Company | J. C. Martin (Lobo) | 1 | 0 | 624K | Jan 1993 – Jul 2026 |
| Dye, James G-4-87292 | Hilcorp Energy Company | Dye, West (Wilcox 7800) | 1 | 0 | 820K | Jan 1993 – Jul 2026 |
| LA Perla G-4-87311 | Hilcorp Energy Company | LA Perla Ranch (Lobo 8400) | 1 | 0 | 3.36M | Jan 1993 – Jul 2026 |
| Cuellar, F. G-4-87367 | Zapata Oil Partners, L.L.C. | Jennings, W. (1970) | 1 | 0 | 0 | Jan 1993 – Jun 2019 |
| Leonardo G-4-87817 | Hilcorp Energy Company | Charco (9400) | 1 | 0 | 1.25M | Jan 1993 – Jul 2026 |
| Decarreon, G. G. G-4-87825 | Merit Energy Company | Hundido (Lobo) | 1 | 0 | 517K | Jan 1993 – Jul 2026 |
| Jennings G-4-87826 | Sue-Ann Operating, L.C. | Jennings, W. (Rosenberg 1200) | 1 | 0 | 54.8K | Jan 1993 – Jul 2026 |
| LA Perla G-4-88033 | Conocophillips Company | LA Perla Ranch (9500) | 1 | 0 | 50.1K | Jan 1993 – Jan 2004 |
| Jennings G-4-88124 | Mote Resources, Inc. | Jennings, W. (1370) | 1 | 0 | 0 | Jan 1993 – Jun 2000 |
| Rathmell, J. G. G-4-88128 | Pogo Producing Company LLC | Hundido (9300) | 1 | 0 | 1.12M | Jan 1993 – May 2010 |
| Mosser, J. H. G-4-88227 | Conoco Inc. | Blancas Creek (10850) | 1 | 0 | 13.4K | Jan 1993 – May 2000 |
| McAskill G-4-88228 | Conocophillips Company | Blancas Creek (10850) | 1 | 0 | 43.2K | Jan 1993 – Jul 2004 |
| Alexander, Charles G-4-88269 | Chevron U. S. A. Inc. | Laredo (Lobo) | 1 | 0 | 15.4K | Jan 1993 – Jul 1993 |
| Hinnant Heirs "B" G-4-88899 | Killam Oil Co., Ltd. | Aviators South (Wilcox 10600) | 1 | 0 | 6.88M | Jan 1993 – Dec 2014 |
| Haralson G-4-88900 | Newman Operating Company | Exsun (1850) | 1 | 0 | 0 | Jan 1993 – Sep 1994 |
| LA Perla G-4-102713 | Conoco Inc. | LA Perla Ranch (Lobo 8600) | 1 | 0 | 189K | Jan 1993 – Jun 1999 |
| Cantu, A. G-4-102723 | Cactus S.W.D. Inc. | Laredo (Lobo) | 1 | 0 | 0 | Jan 1993 – Jan 1993 |