| Jackson, Kathryn G-4-169792 | El Paso E & P Company, L. P. | Monte Christo, N. (F-12) | Hidalgo | 1 | 390 | 290K | Sep 1998 – Jan 2007 |
| Cooper-Garrett G-2-156619 | El Paso E & P Company, L. P. | Balfour (Yegua 5150) | De Witt | 1 | 354 | 104K | Nov 1995 – Oct 1997 |
| Markey #2 G-6-205243 | El Paso E & P Company, L. P. | Henderson, S. (Travis Peak, Up.) | Rusk | 1 | 350 | 70.9K | Apr 2004 – Sep 2004 |
| Matocha-Garrett G. U. G-2-181173 | El Paso E & P Company, L. P. | Kasper, S. (Knave) | De Witt | 1 | 235 | 301K | Aug 2000 – May 2004 |
| Lynch, T. G-6-181394 | El Paso E & P Company, L. P. | Carthage (Travis Peak) | Panola | 1 | 226 | 187K | Jan 2001 – Jan 2010 |
| Hunt G-6-182321 | El Paso E & P Company, L. P. | Henderson, S. (Travis Peak, Up.) | Rusk | 1 | 175 | 18.1K | Mar 2001 – Aug 2002 |
| Johnson -A- G-4-108094 | El Paso E & P Company, L. P. | Monte Christo (VX-Eckart-EE CNS) | Hidalgo | 1 | 161 | 64.2K | by Jan 1993 – Mar 1999 |
| Cook, V. et al G.U. 1-A G-4-135373 | El Paso E & P Company, L. P. | Monte Christo (58,59 Cons.) | Hidalgo | 1 | 156 | 31.7K | by Jan 1993 – Apr 2006 |
| Yzaguirre, D. Heirs G-4-161327 | El Paso E & P Company, L. P. | Bob West (L-18, 20, 21, 22) | Zapata | 1 | 140 | 50.7K | Apr 1996 – Jun 2007 |
| Santos, R. Gas Unit G-4-165877 | El Paso E & P Company, L. P. | Roleta (Wilcox Consolidated) | Zapata | 1 | 101 | 471K | Oct 1997 – Dec 2009 |
| Jeffress, J. D. G-4-175100 | El Paso E & P Company, L. P. | Jeffress (Vicksburg T) | Hidalgo | 1 | 93 | 62.6K | Nov 1999 – Dec 2000 |
| Hamman Ranch G-4-173857 | El Paso E & P Company, L. P. | Monte Christo (43-57 Cons.) | Hidalgo | 1 | 89 | 58.1K | Dec 1996 – Mar 2000 |
| Bright & Schiff Hamman G. U. G-4-100945 | El Paso E & P Company, L. P. | Monte Christo (VX-Eckart-EE CNS) | Hidalgo | 1 | 65 | 189K | Sep 1996 – Feb 2007 |
| Cuellar G-4-196857 | El Paso E & P Company, L. P. | Cuellar, NW (10,500) | Zapata | 1 | 65 | 62K | Jul 2003 – Jun 2004 |
| Perez, F.R. G-4-157147 | El Paso E & P Company, L. P. | Bob West (L-7) | Zapata | 1 | 55 | 34.1K | Sep 1995 – May 1999 |
| Yzaguirre, D. Heirs G-4-161325 | El Paso E & P Company, L. P. | Bob West, North (12,900) | Zapata | 1 | 17 | 43K | Apr 1996 – Dec 2002 |
| Holly Tracy G-4-225809 | El Paso E & P Company, L. P. | Monte Christo, N. (F-17, Lower) | Hidalgo | 1 | 8 | 78K | Jan 2007 – Mar 2007 |
| O. A. Lampley GU 1 G-2-174739 | El Paso E & P Company, L. P. | Dry Hollow (Rochelle Sand) | Lavaca | 1 | 7 | 8.02M | Jul 1999 – Jun 2002 |
| Lopez, H. G-4-166856 | El Paso E & P Company, L. P. | Roleta (Wilcox Consolidated) | Zapata | 1 | 7 | 659K | Jul 1997 – Oct 2009 |
| Kuester-Ochoa G-2-208009 | El Paso E & P Company, L. P. | Brushy Creek (Yegua 4850) | De Witt | 1 | 4 | 11.5K | Dec 2004 – Jan 2005 |
| Garcia G-4-187087 | El Paso E & P Company, L. P. | Monte Christo, S. (Vicks. 13000) | Hidalgo | 1 | 2 | 841 | Feb 2007 – Feb 2007 |
| Hilda Dagg GU 1 G-2-178402 | El Paso E & P Company, L. P. | Brushy Creek, S. (Wilcox 13900) | De Witt | 1 | 1 | 19.6K | Apr 2000 – Sep 2008 |
| Winding Brook Corporation G-4-183448 | El Paso E & P Company, L. P. | Wildcat | Hidalgo | 1 | 0 | 0 | — |
| Guerra-U.S.A. Gas Unit "D" G-4-155197 | El Paso E & P Company, L. P. | Bob West (L-30, 31, 32, 33) | Starr | 1 | 0 | 0 | — |
| Guerra-U.S.A. Gas Unit "D" G-4-155196 | El Paso E & P Company, L. P. | Bob West (L-27, 28, 29) | Starr | 1 | 0 | 0 | — |
| Guerra-U.S.A. Gas Unit "D" G-4-155195 | El Paso E & P Company, L. P. | Bob West (L-24, 25, 26) | Starr | 1 | 0 | 0 | — |
| Hamman Ranch G-4-154994 | El Paso E & P Company, L. P. | Monte Christo (VX-Eckart-EE CNS) | Hidalgo | 1 | 0 | 0 | — |
| Guerra-U.S.A. Gas Unit "D" G-4-154666 | El Paso E & P Company, L. P. | Bob West (L-34-47) | Starr | 1 | 0 | 6.57M | Mar 1995 – May 2008 |
| U.S.A.-Guerra "B" Gas Unit G-4-145959 | El Paso E & P Company, L. P. | Bob West (L-24, 25, 26) | Starr | 1 | 0 | 2.26M | May 1993 – Jan 2003 |
| Boyt et al Gas Unit No. 1 G-4-136533 | El Paso E & P Company, L. P. | Monte Christo, South (6100) | Hidalgo | 1 | 0 | 12 | Aug 2007 – Aug 2007 |
| Bright & Schiff Hamman Gas Unit G-4-121008 | El Paso E & P Company, L. P. | Monte Christo (VX-Eckart-EE CNS) | Hidalgo | 1 | 0 | 23K | Oct 1996 – Jan 1999 |
| Vela "B" G-4-116930 | El Paso E & P Company, L. P. | Roleta (7483) | Zapata | 1 | 0 | 2.77K | by Jan 1993 – Mar 1993 |
| Hamman Ranch G-4-111314 | El Paso E & P Company, L. P. | Monte Christo (43-57 Cons.) | Hidalgo | 1 | 0 | 10.5K | Aug 1996 – Nov 1996 |
| Guerra "L" G-4-107779 | El Paso E & P Company, L. P. | Roleta (7483) | Zapata | 1 | 0 | 37.7K | by Jan 1993 – Feb 1999 |
| Cuellar G-4-196858 | El Paso E & P Company, L. P. | Cuellar, NW (9500) | Zapata | 1 | 0 | 0 | — |
| Black Stone Minerals Co. G-4-197607 | El Paso E & P Company, L. P. | Monte Christo, E. (13,000) | Hidalgo | 1 | 0 | 0 | — |
| Armour Runnells G-3-250799 | El Paso E & P Company, L. P. | Wildcat | Matagorda | 1 | 0 | 0 | — |
| Hamman Heirs G-4-200410 | El Paso E & P Company, L. P. | Wildcat | Hidalgo | 1 | 0 | 0 | — |
| Flores, O. G-4-200447 | El Paso E & P Company, L. P. | Samano (K Sand) | Starr | 1 | 0 | 0 | — |
| Flores, O. G-4-200448 | El Paso E & P Company, L. P. | Samano (2ND Rincon) | Starr | 1 | 0 | 0 | — |
| Oliphint G-4-201489 | El Paso E & P Company, L. P. | Samano (Third Massive) | Hidalgo | 1 | 0 | 0 | — |
| Coastal Fee G-4-210539 | El Paso E & P Company, L. P. | Wildcat | Hidalgo | 1 | 0 | 0 | — |
| Ruebush G-2-249434 | El Paso E & P Company, L. P. | Wildcat | Lavaca | 1 | 0 | 0 | — |
| Coates "B" G-4-222977 | El Paso E & P Company, L. P. | Jeffress, E. (Vicksburg O\p) | Hidalgo | 1 | 0 | 0 | — |
| Coates "B" G-4-222980 | El Paso E & P Company, L. P. | Jeffress, E. (Vicksburg S) | Hidalgo | 1 | 0 | 0 | — |
| Everett, Gilbert Jr G-4-226379 | El Paso E & P Company, L. P. | Wildcat | Duval | 1 | 0 | 0 | — |
| El Clareno G-4-226918 | El Paso E & P Company, L. P. | Wildcat | Zapata | 1 | 0 | 0 | — |
| Fitzhenry Hill G-2-228591 | El Paso E & P Company, L. P. | Wildcat | Lavaca | 1 | 0 | 0 | — |
| Jeffress, J. D. G-4-241584 | El Paso E & P Company, L. P. | Jeffress (Vicksburg S) | Hidalgo | 1 | 0 | 363 | Nov 2008 – Dec 2009 |
| KMF G-4-248943 | El Paso E & P Company, L. P. | Wildcat | Zapata | 1 | 0 | 0 | — |