| Simons, T. K. O-2-6403 | Sequoia Fossil Fuels, Inc. | Texana, N. (Frio 5880) | Jackson | 1 | 129K | 31.7K | Jan 1993 – Jul 2026 |
| Pruet "A" O-8-17383 | Sequoia Fossil Fuels, Inc. | Mexia Creek (Congl) | Callahan | 3 | 22.6K | 4.42K | Jan 1993 – Jul 2026 |
| Menefee O-2-8449 | Sequoia Fossil Fuels, Inc. | Texana, N. (Frio 6800) | Jackson | 1 | 21.9K | 216K | May 1999 – Jul 2026 |
| Simons, T. K. O-2-4964 | Sequoia Fossil Fuels, Inc. | Texana, N. (Frio 6140) | Jackson | 2 | 11.2K | 8.24K | Jan 1993 – Jul 2026 |
| Dean, Ora Lee O-9-14527 | Sequoia Fossil Fuels, Inc. | Bays (Fry Sand) | Runnels | 1 | 8.57K | 26.6K | Dec 1996 – Jul 2026 |
| Jackson -C- O-8-9753 | Sequoia Fossil Fuels, Inc. | Callahan County Regular | Callahan | 15 | 6.23K | 21 | Jan 1993 – Aug 2003 |
| Montgomery "20" O-8-22298 | Sequoia Fossil Fuels, Inc. | Burchard (Caddo) | Shackelford | 1 | 6.23K | 52.6K | Jan 1993 – Jul 2026 |
| Halfman O-9-14697 | Sequoia Fossil Fuels, Inc. | Norton, W. (Palo Pinto) | Runnels | 1 | 5.28K | 0 | Nov 1997 – Jul 2026 |
| Pitchford O-9-12990 | Sequoia Fossil Fuels, Inc. | Kirkham (Jennings Sand) | Runnels | 1 | 4.51K | 15K | Jan 1993 – Jul 2026 |
| Barton, B. O-8-24581 | Sequoia Fossil Fuels, Inc. | Ken Dandy (Congl.) | Eastland | 1 | 4.49K | 40.5K | Jan 1993 – Mar 2008 |
| Jackson O-8-8208 | Sequoia Fossil Fuels, Inc. | Callahan County Regular | — | 25 | 3.27K | 21 | Jan 1993 – Aug 2003 |
| South Sedwick Lake Sand Unit O-8-6776 | Sequoia Fossil Fuels, Inc. | Sedwick, S. (Lake Sand) | — | 3 | 2.59K | 24 | Jan 1993 – Jul 2026 |
| Osborn, W. H. O-8-3294 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 7 | 2.31K | 11 | Jan 1993 – Jul 2026 |
| McLemore "A" O-8-19041 | Sequoia Fossil Fuels, Inc. | Moran, N. (Moran) | Shackelford | 3 | 2.19K | 17 | Jan 1993 – Aug 2003 |
| Howe O-8-18970 | Sequoia Fossil Fuels, Inc. | Callahan County Regular | Callahan | 11 | 2.16K | 19 | Jan 1993 – Mar 2008 |
| Hart, Fred O-8-14804 | Sequoia Fossil Fuels, Inc. | L.A. (Lake Sand) | Callahan | 2 | 1.67K | 19.3K | Jan 1993 – Jul 2026 |
| Howe North O-8-20510 | Sequoia Fossil Fuels, Inc. | Callahan County Regular | Callahan | 10 | 1.65K | 18 | Jan 1993 – Mar 2008 |
| Orr, E. L. O-8-12515 | Sequoia Fossil Fuels, Inc. | Truby, N. (Strawn) | Jones | 2 | 1.44K | 19 | Jan 1993 – Jul 2026 |
| Gates O-8-26925 | Sequoia Fossil Fuels, Inc. | D.A.G. (Caddo) | Shackelford | 1 | 1.22K | 15 | May 1993 – Dec 1996 |
| Palmer O-9-10960 | Sequoia Fossil Fuels, Inc. | Big Ed (Palo Pinto) | Runnels | 2 | 967 | 21 | Jan 1993 – Nov 1995 |
| Menefee O-2-9364 | Sequoia Fossil Fuels, Inc. | Texana, North (Menefee A-1) | Jackson | 1 | 954 | 0 | Oct 2009 – Jul 2026 |
| Newell 115 O-8-12618 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 6 | 892 | 10 | Jan 1993 – Jul 2026 |
| Jackson "5" O-8-23201 | Sequoia Fossil Fuels, Inc. | Callahan County Regular | Callahan | 1 | 752 | 17 | Jan 1993 – Jul 1996 |
| Williams. L.L. O-8-27015 | Sequoia Fossil Fuels, Inc. | Callahan County Regular | Callahan | 1 | 720 | 8.37K | Sep 1993 – Mar 2008 |
| Nellen O-8-30228 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 1 | 665 | 0 | Aug 2007 – Jul 2026 |
| Connelle, C. U. O-8-8151 | Sequoia Fossil Fuels, Inc. | Eastland County Regular | — | 2 | 652 | 17 | Jan 1993 – Aug 2003 |
| Montgomery O-8-26695 | Sequoia Fossil Fuels, Inc. | Sedwick (Ellenburger) | Shackelford | 1 | 392 | 3 | Jan 1993 – Aug 2003 |
| Branham "54" O-8-28696 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 1 | 323 | 656 | Aug 1999 – Mar 2008 |
| Pruet "B" O-8-27034 | Sequoia Fossil Fuels, Inc. | Mexia Creek (Congl) | Callahan | 1 | 285 | 10 | Oct 1993 – Jul 2026 |
| Simons, T.K. O-2-9363 | Sequoia Fossil Fuels, Inc. | Texana, North (5550) | Jackson | 1 | 143 | 0 | Oct 2009 – Jul 2026 |
| Nellen-Reaves Unit O-8-11214 | Sequoia Fossil Fuels, Inc. | Hubbard Creek (Lake Sand) | Shackelford | 6 | 82 | 0 | Jan 1993 – Jul 2026 |
| Newell, W.P. 3-1 O-8-11687 | Sequoia Fossil Fuels, Inc. | Cook Ranch | — | 1 | 41 | 12 | Jan 1993 – Jul 2026 |
| Lucky Draw O-8-26630 | Sequoia Fossil Fuels, Inc. | Eastland County Regular | Eastland | 1 | 30 | 2.87K | Jan 1993 – Aug 2003 |
| Williams (Sec. 70) O-8-26111 | Sequoia Fossil Fuels, Inc. | Benda (Ellenburger) | Shackelford | 1 | 26 | 2 | Jan 1993 – Oct 1995 |
| Newell 3 O-8-20833 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 1 | 20 | 2 | Jan 1993 – Jul 2026 |
| Hudson "A" O-8-22382 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 3 | 1 | 0 | Jan 1993 – Jul 2026 |
| Timely South O-8-25606 | Sequoia Fossil Fuels, Inc. | Knightsbridge (Ellen.) | Shackelford | 1 | 0 | 0 | Jan 1993 – Aug 2003 |
| Timely North O-8-25669 | Sequoia Fossil Fuels, Inc. | Sedwick, East (Lake Sand) | Shackelford | 1 | 0 | 0 | Jan 1993 – Aug 2003 |
| Timely-South O-8-26335 | Sequoia Fossil Fuels, Inc. | Shackelford County Regular | Shackelford | 1 | 0 | 0 | Jan 1993 – Aug 1995 |
| Moore, Bobby "30" O-8-29823 | Sequoia Fossil Fuels, Inc. | Wildcat | Shackelford | 1 | 0 | 0 | Apr 2005 – Jul 2026 |
| Hartgrove 132-D O-9-12699 | Sequoia Fossil Fuels, Inc. | Paint Rock (Strawn Lime) | Concho | 1 | 0 | 0 | Jan 1993 – Mar 2008 |
| Dean, Ora Lee O-9-14770 | Sequoia Fossil Fuels, Inc. | Wingate, West (Gray) | Runnels | 1 | 0 | 18 | May 1998 – Jul 2026 |
| Simons, T. K. G-2-34930 | Sequoia Fossil Fuels, Inc. | Texana, North (5800) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Wilde O-9-14843 | Sequoia Fossil Fuels, Inc. | Norton, W. (Palo Pinto) | Runnels | 1 | 0 | 0 | Oct 1997 – Jul 2026 |
| Simons, T. K. G-2-165416 | Sequoia Fossil Fuels, Inc. | Texana, North (5550) | Jackson | 1 | 0 | 155K | Oct 1997 – Jul 2026 |
| Menefee G-2-195335 | Sequoia Fossil Fuels, Inc. | Texana, North (Menefee A-1) | Jackson | 1 | 0 | 156K | May 2003 – May 2010 |
| Rutledge, W. A. G-8-85243 | Sequoia Fossil Fuels, Inc. | Nugent's Nook (Strawn) | Callahan | 1 | 0 | 0 | Jan 1993 – Feb 1993 |
| Kerr "A" G-8-93402 | Sequoia Fossil Fuels, Inc. | Mangum, North (3200) | Eastland | 1 | 0 | 676 | Jan 1993 – Oct 1998 |
| Sikes G-8-93724 | Sequoia Fossil Fuels, Inc. | Mangum, North (3200) | Eastland | 1 | 0 | 0 | Jan 1993 – Oct 1998 |
| Dawson-Conway G-8-102770 | Sequoia Fossil Fuels, Inc. | Dawson-Conway (Strawn) | Shackelford | 1 | 0 | 0 | Jan 1993 – Feb 1995 |