| West Chico Unit O-13-10334 | Large Operating LLC only | Chico, West (Caddo Congl. Upper) | Wise | 19 | 165K | 978K | Jan 1993 – Jul 2026 |
| Davenport -B- O-13-24916 | Large Operating LLC only | Chico, West (Caddo Congl. Upper) | Wise | 4 | 148K | 690K | Jan 1993 – Jul 2026 |
| Morris, R. L. -A- O-13-6978 | Ipr Energy Partners, LLC only | Chico, West (Caddo Congl. Upper) | Wise | 22 | 69.5K | 2.44M | Jan 1993 – Jul 2026 |
| Berry O-13-29672 | Sabre Operating, Inc. only | Chico, West (Caddo Congl. Upper) | Wise | 2 | 43K | 482K | Jul 1999 – Oct 2024 |
| Lowrance, Gene O-13-29594 | McCutchin Petroleum Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 20.2K | 303K | Dec 1998 – Jul 2018 |
| Lowrance, Gene #2 O-13-29667 | McCutchin Petroleum Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 2 | 15.1K | 242K | Aug 1999 – Apr 2020 |
| Davis-Horn O-13-6979 | Bankhead E & P LLC only | Chico, West (Caddo Congl. Upper) | — | 2 | 10.9K | 140 | Jan 1993 – Jul 2026 |
| Tully, Sally E. O-13-23343 | Devon Energy Production Co, L.P. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 8.57K | 233K | Jan 1993 – Mar 2010 |
| Blocker, W. O. O-13-29641 | DWP Oil & Gas only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 8.16K | 131K | May 1999 – Jul 2026 |
| Chambers O-13-24562 | Texxol Operating Company, Inc. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 6.53K | 181K | Jan 1993 – Sep 2018 |
| Robinson, John W. O-13-25043 | Jay Management Company, LLC only | Chico, West (Caddo Congl. Upper) | — | 1 | 5.68K | 167K | Jan 1993 – Feb 2014 |
| Morris, R. L. C O-13-30357 | Ipr Energy Partners, LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 4.84K | 13.5K | Mar 2004 – Jul 2026 |
| Dahlstrom, Ralph V. O-13-24968 | Penny, Ralph E. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 4.7K | 113K | Jan 1993 – Sep 2010 |
| Sipes, Etal O-13-8527 | Itx Pipeline Company, LLC only | Chico, West (Caddo Congl. Upper) | — | 2 | 2.76K | 158K | Jan 1993 – Jul 2026 |
| Halman O-13-23117 | Knight, Reuben B. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 1.37K | 69.2K | Jan 1993 – Aug 2004 |
| Hines O-13-25217 | Briar Energy Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 1.15K | 97K | Jan 1993 – Oct 2004 |
| Lowrance, Gene #3 O-13-29691 | McCutchin Petroleum Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 727 | 60.6K | Oct 1999 – Sep 2003 |
| Halman-Smith -A- O-13-25128 | OXY USA Inc. only | Chico, West (Caddo Congl. Upper) | Wise | 2 | 306 | 50.2K | Jan 1993 – Jan 1995 |
| Lowrance, G. #7 O-13-30701 | McCutchin Petroleum Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 253 | 117K | Oct 2006 – Mar 2022 |
| Berry G-13-291721 | Aeternum Energy, LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 2.99K | Feb 2021 – Jul 2026 |
| Berry G-13-290187 | Aeternum Energy, LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 14.7K | Sep 2020 – Jul 2026 |
| Lowrance, Gene G-13-284194 | McCutchin Petroleum Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 17.4K | Feb 2018 – Mar 2022 |
| Sipes, Etal G-13-283657 | Itx Pipeline Company, LLC only | Chico, West (Caddo Congl. Upper) | — | 1 | 0 | 4.14K | Feb 2018 – Jul 2026 |
| Robinson, John W. G-13-265389 | Jay Management Company, LLC only | Chico, West (Caddo Congl. Upper) | — | 1 | 0 | 146K | Mar 2010 – Jul 2026 |
| Berry-Cherryhomes O-13-20776 | Devon Energy Production Co, L.P. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 0 | Jan 1993 – Sep 2013 |
| Hines G-13-201709 | Briar Energy Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 79.8K | May 2004 – Jul 2026 |
| Halman G-13-201398 | KND Oil & Gas, LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 58.6K | Apr 2004 – Oct 2019 |
| Lowrance, Gene G-13-196064 | McCutchin Petroleum Corporation only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 245K | Dec 2002 – Jul 2026 |
| Chambers G-13-194992 | Texxol Operating Company, Inc. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 30.3K | May 2003 – Jul 2018 |
| Davenport "B" G-13-175766 | Large Operating LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 297K | Nov 1999 – Jul 2026 |
| Halman-Smith "A" G-13-151550 | Milagro Exploration, LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 97.6K | Oct 1994 – Sep 2011 |
| Sealy "A" G-13-148567 | Large Operating LLC only | Chico, West (Caddo Congl. Upper) | — | 1 | 0 | 170K | Feb 1994 – Jul 2026 |
| Halman-Smith "A" G-13-146909 | Large Operating LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 365K | Sep 1993 – Jul 2026 |
| Davenport "A" G-13-131225 | Large Operating LLC only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 450K | Jan 1993 – Jul 2026 |
| Dahlstrom, Ralph V. G-13-123238 | DWP Oil & Gas only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 151K | Jan 1993 – Feb 2025 |
| Dahlstrom, Ralph V. G-13-110294 | Penny, Ralph E. only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 57.4K | Jan 1993 – Jul 2005 |
| Horn, Davis G-13-106984 | Bankhead Operating Corp. only | Chico, West (Caddo Congl. Upper) | — | 1 | 0 | 17.3K | Jan 1993 – Feb 1997 |
| Horn, Davis G-13-106983 | Bankhead E & P LLC only | Chico, West (Caddo Congl. Upper) | — | 1 | 0 | 201K | Jan 1993 – Jul 2026 |
| Smith G-13-85116 | Decleva, Paul only | Chico, West (Caddo Congl. Upper) | Wise | 1 | 0 | 196K | Jan 1993 – Aug 2015 |
| Appling, Veron G-13-43544 | Jay Management Company, LLC only | Chico, West (Caddo Congl. Upper) | — | 1 | 0 | 445K | Jan 1993 – Jul 2026 |