| Spgc "B" G-9-18927 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 609K | Jan 1993 – Jul 2026 |
| Helbing, Ruby G-9-18930 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 365K | Jan 1993 – Jul 2026 |
| Grimmer, Nan D. G-9-34940 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 498K | Jan 1993 – Jul 2026 |
| McDonald A G-9-36203 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 92.4K | Jan 1993 – Jul 2026 |
| Miller, J. B. G-9-36204 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 529K | Jan 1993 – Jul 2026 |
| Union Pacific "C" G-9-38567 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 295K | Jan 1993 – Jul 2026 |
| Montgomery, W. C. G-9-38570 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 83.2K | Jan 1993 – Jul 2026 |
| Union Pacific G-9-39386 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 703K | Jan 1993 – Jul 2026 |
| Wallen-Miller G-9-45186 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 135K | Jan 1993 – Jul 2026 |
| Miller "C" G-9-55270 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 716K | Jan 1993 – Jul 2026 |
| Miller, Roy -2- G-9-61585 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 544K | Jan 1993 – Jul 2026 |
| Spgc "B" G-9-63790 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 310K | Jan 1993 – Jul 2026 |
| Johnson, Norman G-9-64833 | Chesapeake Operating, Inc. only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 90.9K | Jan 1993 – Dec 2009 |
| Couch Unit G-9-66096 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Helbing, Ruby "4" G-9-68884 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 248K | Jan 1993 – Jul 2026 |
| Montgomery, W.C. "A" G-9-69230 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 147K | Jan 1993 – Jul 2026 |
| Couch Unit G-9-69405 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Couch "2" G-9-73658 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 315K | Jan 1993 – Jul 2026 |
| Miller, Roy "1" G-9-92730 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 174K | Jan 1993 – Jul 2026 |
| Couch Unit 2 G-9-133603 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 380K | Jan 1993 – Jul 2026 |
| Couch Unit G-9-133876 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 118K | Jan 1993 – Jul 2026 |
| Couch Unit G-9-133995 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 6.1K | Jan 1993 – Jul 2026 |
| Union Pacific "C" G-9-139124 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 338K | Jan 1993 – Jul 2026 |
| Union Pacific G-9-139126 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 729K | Jan 1993 – Jul 2026 |
| Union Pacific G-9-140184 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 592K | Jan 1993 – Jul 2026 |
| Union Pacific G-9-140186 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 473K | Jan 1993 – Jul 2026 |
| Union Pacific "C" G-9-140188 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 302K | Jan 1993 – Jul 2026 |
| Spgc "B" G-9-140365 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 108K | Jan 1993 – Jul 2026 |
| Montgomery, W. C. "A" G-9-140435 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 622K | Jan 1993 – Jul 2026 |
| Henderson, Roy "32" G-9-142461 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 1.07M | Jan 1993 – Jul 2026 |
| Spgc "B" G-9-143372 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 1.5M | Jan 1993 – Jul 2026 |
| Henderson, Roy "32" G-9-144226 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 547K | Feb 1993 – Jul 2026 |
| Bean "26" G-9-145087 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 311K | Apr 1993 – Jul 2026 |
| Union Pacific G-9-145849 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 280K | Jun 1993 – Jul 2026 |
| Union Pacific G-9-145918 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 1.11M | Jun 1993 – Jul 2026 |
| Miller "C" G-9-146900 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 680K | Sep 1993 – Jul 2026 |
| Spgc "A" G-9-151607 | Enron Oil & Gas Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 11K | Sep 1994 – Nov 1995 |
| Bean, Vada "31A" G-9-152617 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 228K | Nov 1994 – Jul 2026 |
| Union Pacific G-9-153047 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 425K | Dec 1994 – Jul 2026 |
| Spgc "B" G-9-153655 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 200K | Jan 1995 – Jul 2026 |
| Union Pacific G-9-154332 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 157K | May 1995 – Jul 2026 |
| Union Pacific "C" G-9-154368 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 5.68K | Mar 1995 – Jul 2026 |
| Union Pacific G-9-154971 | Scout Energy Management LLC only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 43.2K | Mar 1994 – Jul 2026 |
| Spgc "A" G-9-155428 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 648K | Jul 1995 – Jul 2026 |
| Spgc "B" G-9-155429 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 589K | Jul 1995 – Jul 2026 |
| Spgc "B" G-9-155432 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 870K | Jul 1995 – Jul 2026 |
| Spgc "B" G-9-155434 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 179K | Jul 1995 – Jul 2026 |
| Spgc "B" G-9-155441 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 785K | Aug 1995 – Jul 2026 |
| Miller "C" G-9-155452 | EOG Resources, Inc. only | Hunt-Baggett, W. (Strawn) | Crockett | 1 | 0 | 7.58K | Aug 1995 – Sep 2011 |
| Spgc "A" G-9-18926 | Extex Operating Company only | Hunt-Baggett, W. (Strawn) | — | 1 | 0 | 682K | Jan 1993 – Jul 2026 |