| Haley, C. B. -A- O-10-27199 | Mobil Producing TX. & N.M. Inc. | Parks (Devonian) | Midland | 1 | 675 | 4.98K | by Jan 1993 – Jul 1993 |
| Seeligson, A.A. O-4-11814 | Mobil Producing TX. & N.M. Inc. | Seeligson (Frio 6700) | Jim Wells | 1 | 626 | 1.09K | by Jan 1993 – Sep 1993 |
| Annie Brown et al Gas Unit G-2-146374 | Mobil Producing TX. & N.M. Inc. | Word, N. (7200) | Lavaca | 1 | 580 | 25.2K | Aug 1993 – Sep 1993 |
| Hamman, John "B" G-4-127039 | Mobil Producing TX. & N.M. Inc. | Monte Christo (F-14-A) | Hidalgo | 1 | 507 | 139K | by Jan 1993 – Nov 2000 |
| Dunlap, B. H. G-4-39779 | Mobil Producing TX. & N.M. Inc. | Seeligson (Consolidated) | Jim Wells | 1 | 471 | 492K | by Jan 1993 – Nov 2000 |
| Callaghan Ranch G-4-145015 | Mobil Producing TX. & N.M. Inc. | Finley-Webb (5100) | Webb | 1 | 442 | 549K | Apr 1993 – Apr 1999 |
| Bentsen, L. G-4-121744 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Frio Cons.) | Hidalgo | 1 | 436 | 416K | by Jan 1993 – Jul 2005 |
| Lea, P. J., -B- G-10-32069 | Mobil Producing TX. & N.M. Inc. | Sand Hills (McKnight) | Crane | 1 | 422 | 22.4K | by Jan 1993 – Jul 1995 |
| Annie Brown Gas Unit G-2-155000 | Mobil Producing TX. & N.M. Inc. | Word, N. (6990) | Lavaca | 1 | 419 | 33.6K | May 1995 – Jul 1995 |
| Parks Field Unit #2 O-10-28413 | Mobil Producing TX. & N.M. Inc. | Parks (Devonian) | Midland | 2 | 405 | 7.82K | by Jan 1993 – Jun 1993 |
| H & J Sec. 460 O-11-5183 | Mobil Producing TX. & N.M. Inc. | Russell, North (Devonian) | Gaines | 3 | 360 | 1 | Jan 1994 – Jan 1994 |
| Schlosser, Fred Estate B G-10-101191 | Mobil Producing TX. & N.M. Inc. | Rojo Caballos, South (Devonian) | Pecos | 1 | 352 | 13.9K | by Jan 1993 – Jan 2001 |
| Callaghan Ranch G-4-152923 | Mobil Producing TX. & N.M. Inc. | Callaghan (Wilcox) | Webb | 1 | 340 | 1.77M | Jan 1995 – Sep 1999 |
| Athey, Charles B. O-10-26221 | Mobil Producing TX. & N.M. Inc. | Coyanosa, N. (Delaware) | Pecos | 2 | 277 | 192 | Feb 1993 – Jun 1994 |
| Hamman Unit "A" G-4-139916 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Frio Cons.) | Hidalgo | 1 | 244 | 183K | by Jan 1993 – Nov 2009 |
| Teel, R. O-3-3674 | Mobil Producing TX. & N.M. Inc. | Saratoga | Hardin | 2 | 216 | 7 | by Jan 1993 – Jul 1993 |
| Lea, P. J. G-10-153601 | Mobil Producing TX. & N.M. Inc. | Sand Hills (Wichita-Albany) | Crane | 1 | 212 | 6.52K | Feb 1995 – May 1995 |
| D. D. Feldman O-14-6946 | Mobil Producing TX. & N.M. Inc. | Feldman (Cleveland) | Hemphill | 1 | 210 | 1.36K | Aug 1993 – Mar 1994 |
| Brown, Annie et al G. U. G-2-53108 | Mobil Producing TX. & N.M. Inc. | Word, N. (8100) | Lavaca | 1 | 208 | 17.5K | by Jan 1993 – Jul 1993 |
| Watson, L. A. -B- G-10-65878 | Mobil Producing TX. & N.M. Inc. | Block 16 (Ellen.) | Ward | 1 | 205 | 69.9K | by Jan 1993 – Jul 1997 |
| Callaghan Ranch G-4-149428 | Mobil Producing TX. & N.M. Inc. | Finley-Webb (5200) | Webb | 1 | 191 | 667K | Apr 1994 – Jul 1999 |
| Hamman, John "B" G-4-128449 | Mobil Producing TX. & N.M. Inc. | Monte Christo (F-6) | Hidalgo | 1 | 153 | 175K | by Jan 1993 – Oct 2001 |
| Pearlstone,claire G-1-125831 | Mobil Producing TX. & N.M. Inc. | Jourdanton (Buda) | Atascosa | 1 | 147 | 37.8K | by Jan 1993 – May 1997 |
| Morris, E. G-3-83437 | Mobil Producing TX. & N.M. Inc. | Raywood, W. (Yegua) | Liberty | 1 | 140 | 13.3K | by Jan 1993 – Mar 1993 |
| Nash, Hannah G-3-132101 | Mobil Producing TX. & N.M. Inc. | Ulrich (Yegua 2A) | Harris | 1 | 119 | 6.43K | by Jan 1993 – Mar 1993 |
| Haley, C. B. -A- O-10-28749 | Mobil Producing TX. & N.M. Inc. | Parks (Atoka, Lower) | Midland | 1 | 118 | 19.5K | by Jan 1993 – May 1994 |
| Hamman, John "B" G-4-189674 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Frio Cons.) | Hidalgo | 1 | 110 | 1.66K | Jun 2002 – Oct 2003 |
| Johnson, F. I. G-4-153574 | Mobil Producing TX. & N.M. Inc. | Monte Christo (49) | Hidalgo | 1 | 101 | 279K | Mar 1995 – Aug 2004 |
| Morris, E. G-3-83436 | Mobil Producing TX. & N.M. Inc. | Raywood (Yegua 10,700) | Liberty | 1 | 100 | 8.47K | by Jan 1993 – Mar 1993 |
| Callaghan Ranch G-4-152834 | Mobil Producing TX. & N.M. Inc. | Callaghan, N. (Wilcox, Lo.) | Webb | 1 | 100 | 1.11M | Jan 1995 – Jun 1999 |
| Steinocher Gas Unit G-2-123234 | Mobil Producing TX. & N.M. Inc. | Word, N. (Wilcox H-46) | Lavaca | 1 | 99 | 17.7K | by Jan 1993 – Oct 1993 |
| Callaghan Ranch G-4-146522 | Mobil Producing TX. & N.M. Inc. | Finley-Webb (5200) | Webb | 1 | 86 | 298K | Aug 1993 – Apr 1999 |
| Orta, Augustin G-1-124075 | Mobil Producing TX. & N.M. Inc. | Jourdanton (Georgetown) | Atascosa | 1 | 75 | 18.2K | by Jan 1993 – Jan 1993 |
| Hamman, John "B" G-4-127060 | Mobil Producing TX. & N.M. Inc. | Monte Christo (F-8) | Hidalgo | 1 | 73 | 255K | by Jan 1993 – Aug 2002 |
| Russell, N. L. G-4-114894 | Mobil Producing TX. & N.M. Inc. | Falfurrias (Russell 7235) | Jim Wells | 1 | 61 | 492K | by Jan 1993 – May 2002 |
| Hamman, John "B" G-4-164911 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Vksbg GG) | Hidalgo | 1 | 59 | 63.6K | Sep 1997 – Jan 2002 |
| Pearlstone, Claire G-1-123991 | Mobil Producing TX. & N.M. Inc. | Jourdanton (Georgetown) | Atascosa | 1 | 56 | 19K | by Jan 1993 – Jan 1993 |
| Johnson, F. I. G-4-143912 | Mobil Producing TX. & N.M. Inc. | Monte Christo (46) | Hidalgo | 1 | 36 | 36.9K | by Jan 1993 – Nov 2002 |
| Hamman Unit "A" G-4-140257 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Frio F-5) | Hidalgo | 1 | 33 | 124K | by Jan 1993 – Oct 2002 |
| South la Gloria Gas Unit G-4-53734 | Mobil Producing TX. & N.M. Inc. | La Gloria (Atlee -a- Zone) | Brooks | 1 | 28 | 609K | by Jan 1993 – Sep 2005 |
| Hamman, John "B" G-4-127674 | Mobil Producing TX. & N.M. Inc. | Monte Christo (F-12) | Hidalgo | 1 | 19 | 87.3K | by Jan 1993 – Aug 2002 |
| Hamman Unit "A" G-4-169902 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Frio Cons.) | Hidalgo | 1 | 12 | 62K | Oct 1998 – Oct 2008 |
| Hamman, John "B" G-4-118342 | Mobil Producing TX. & N.M. Inc. | Monte Christo (F-6) | Hidalgo | 1 | 11 | 698K | by Jan 1993 – Jan 2003 |
| Hamman, John "B" G-4-112836 | Mobil Producing TX. & N.M. Inc. | Monte Christo (F-6) | Hidalgo | 1 | 11 | 740K | by Jan 1993 – Dec 2002 |
| Hamman, John "B" G-4-165498 | Mobil Producing TX. & N.M. Inc. | Monte Christo (Vksbg GG) | Hidalgo | 1 | 11 | 17.7K | Nov 1997 – Aug 1998 |
| McElroy, W. N. G-4-95756 | Mobil Producing TX. & N.M. Inc. | Callaghan, N. (Wilcox, Lo.) | Webb | 1 | 9 | 136K | by Jan 1993 – Jul 1999 |
| Texas University Sec. 1 & 2 O-10-33932 | Mobil Producing TX. & N.M. Inc. | Dune (Wolfcamp) | Crane | 1 | 1 | 0 | Aug 1993 – Aug 1993 |
| Boerjan Unit - Sharp Estate G-4-14205 | Mobil Producing TX. & N.M. Inc. | Sharp Ranch | Jim Wells | 1 | 1 | 57.6K | by Jan 1993 – Sep 1997 |
| Johnson, F. I. G-4-143644 | Mobil Producing TX. & N.M. Inc. | Monte Christo ( 25) | Hidalgo | 1 | 1 | 580K | Feb 1993 – Jun 1999 |
| Stewart - Jones Unit No. 2 G-4-139771 | Mobil Producing TX. & N.M. Inc. | Zone 21-B Trend | Jim Wells | 1 | 1 | 670K | by Jan 1993 – Aug 2001 |