| Hagaman Unit O-3-26647 | Decker Operating Co., L.L.C. | BSR (Sub-Clarksville) | Madison | 1 | 194K | 411K | Oct 2014 – Jul 2026 |
| Sheldon Unit O-3-26251 | Decker Operating Co., L.L.C. | Halliday (Woodbine) | Madison | 1 | 173K | 528K | Jan 2013 – Jul 2026 |
| Andrews Unit O-3-26626 | Decker Operating Co., L.L.C. | Halliday (Woodbine) | Leon | 1 | 139K | 463K | Dec 2013 – Jul 2026 |
| Chapman JO D O-4-13547 | Decker Operating Co., L.L.C. | Chapman Ranch (Upper Frio Cons.) | Nueces | 1 | 101K | 18.9K | Nov 2006 – Jul 2026 |
| Murchison-Wofford O-5-879 | Decker Operating Co., L.L.C. | La Rue | — | 1 | 34.7K | 72 | Jan 1993 – May 2022 |
| Chapman, J. O. O-4-13553 | Decker Operating Co., L.L.C. | Chapman Ranch (Upper Frio Cons.) | Nueces | 1 | 31.1K | 3.75K | Apr 2009 – Jul 2026 |
| Chapman J. O. O-4-12911 | Decker Operating Co., L.L.C. | Chapman Ranch (5600) | Nueces | 2 | 28.5K | 65K | Dec 1999 – Mar 2008 |
| Chapman, J.O. "C" O-4-13397 | Decker Operating Co., L.L.C. | Chapman Ranch (Catahoula Cons.) | Nueces | 1 | 26.8K | 35.9K | Nov 2006 – Feb 2024 |
| Chapman Ranch O-4-5608 | Decker Operating Co., L.L.C. | Chapman Ranch, E. (Davis) | Nueces | 5 | 25.7K | 23 | Jan 1993 – Jul 2026 |
| Chapman Ranch -B- O-4-8644 | Decker Operating Co., L.L.C. | Chapman Ranch (5600) | — | 1 | 20.1K | 24 | Jan 1993 – Mar 2008 |
| Chapman, J. O. O-4-447 | Decker Operating Co., L.L.C. | Chapman Ranch (C- 3) | Nueces | 5 | 19K | 31K | Jan 1993 – Mar 2008 |
| Chapman Ranch, J. O. "D" O-4-13389 | Decker Operating Co., L.L.C. | Chapman Ranch (6260) | Nueces | 1 | 14.8K | 2.51K | Jul 2006 – Dec 2006 |
| Chapman J.O. O-4-13423 | Decker Operating Co., L.L.C. | Chapman Ranch (Catahoula Cons.) | Nueces | 9 | 13.5K | 20.7K | Nov 2006 – Jul 2026 |
| Chapman, J. O. O-4-12906 | Decker Operating Co., L.L.C. | Chapman Ranch (6600) | Nueces | 1 | 12.9K | 5.33K | Feb 2000 – Apr 2008 |
| Chapman, J. O. O-4-7598 | Decker Operating Co., L.L.C. | Chapman Ranch (C- 5) | Nueces | 2 | 10.3K | 4.32K | Jan 1993 – Oct 2006 |
| Chapman, J. O. O-4-12969 | Decker Operating Co., L.L.C. | Chapman Ranch (C-15) | Nueces | 1 | 9.9K | 3.49K | Nov 2000 – Apr 2008 |
| Chapman Ranch O-4-13500 | Decker Operating Co., L.L.C. | Chapman Ranch (Upper Frio Cons.) | Nueces | 1 | 7.76K | 27.2K | Jun 2008 – Feb 2024 |
| Champman J.O. O-4-13378 | Decker Operating Co., L.L.C. | Chapman Ranch (Upper Frio Cons.) | Nueces | 4 | 5.14K | 15.2K | Nov 2006 – May 2020 |
| Chapman, J. O. O-4-8378 | Decker Operating Co., L.L.C. | Chapman Ranch (4780) | Nueces | 2 | 5.08K | 3.46K | Jan 1993 – Apr 2008 |
| Chapman, J. O. O-4-8124 | Decker Operating Co., L.L.C. | Chapman Ranch (6800) | Nueces | 1 | 2.04K | 2.17K | Jan 1993 – Oct 2006 |
| Chapman, J. O. O-4-12946 | Decker Operating Co., L.L.C. | Chapman Ranch (Catahoula, Msv,e) | Nueces | 1 | 1.82K | 17.2K | Jun 2000 – Mar 2008 |
| Chapman Ranch -B- O-4-13379 | Decker Operating Co., L.L.C. | Chapman Ranch (Upper Frio Cons.) | — | 1 | 1.78K | 0 | Nov 2006 – Jul 2017 |
| Chapman Ranch O-4-13508 | Decker Operating Co., L.L.C. | Chapman Ranch (Catahoula Cons.) | Nueces | 1 | 1.45K | 74.3K | Jun 2008 – Jun 2024 |
| Chapman Ranch Sec. 74 O-4-12318 | Decker Operating Co., L.L.C. | Chapman Ranch (C- 5) | Nueces | 1 | 645 | 165 | Feb 1994 – Jan 2000 |
| Chapman, J. O. O-4-8212 | Decker Operating Co., L.L.C. | Chapman Ranch (C-18) | Nueces | 8 | 574 | 2.52K | Jan 1993 – Oct 2006 |
| McDonald O-5-3875 | Decker Operating Co., L.L.C. | Tri-Cities (Pettit) | Henderson | 1 | 290 | 0 | May 2008 – Apr 2021 |
| Macha G.U. NO.2 G-3-244600 | Decker Operating Co., L.L.C. | Mary Macha (Frio) | Wharton | 1 | 0 | 42.1K | Oct 2008 – Jan 2017 |
| Locke Gas Unit G-3-195686 | Decker Operating Co., L.L.C. | Hungerford, N. (3300) | Wharton | 1 | 0 | 96.1K | May 2003 – Apr 2008 |
| Hlavinka Gas Unit G-3-235617 | Decker Operating Co., L.L.C. | Hungerford, North (4750) | Wharton | 1 | 0 | 97.3K | Nov 2007 – Apr 2010 |
| Frank Sorrel Jr. G-3-246619 | Decker Operating Co., L.L.C. | Spanish Camp, South (4000 Frio) | Wharton | 1 | 0 | 76.9K | Dec 2008 – May 2012 |
| Bernard, Hvalinka G-3-218132 | Decker Operating Co., L.L.C. | Bernard, W. (Cook Mt. 7800) | Wharton | 1 | 0 | 332K | Jun 2006 – Oct 2017 |
| Hlavinka Gas Unit G-3-193460 | Decker Operating Co., L.L.C. | Hungerford, North (5000) | Wharton | 1 | 0 | 586K | Jan 2003 – Nov 2007 |
| Sorrel, Frank Jr. G-3-188016 | Decker Operating Co., L.L.C. | Spanish Camp, South (4500) | Wharton | 1 | 0 | 715K | Jan 2002 – Dec 2008 |
| Battle Unit No. 1 G-3-206907 | Decker Operating Co., L.L.C. | Lissie, South (Frio 4350) | Fort Bend | 1 | 0 | 674K | Oct 2004 – Jan 2023 |
| Callaway G-3-204728 | Decker Operating Co., L.L.C. | Hungerford, North (3050) | Wharton | 1 | 0 | 222K | Oct 2004 – Jan 2023 |
| Hlavinka Gas Unit G-3-193214 | Decker Operating Co., L.L.C. | Hungerford, North (4750) | Wharton | 1 | 0 | 244K | Dec 2002 – Apr 2008 |
| Scott, O. H. G-3-204727 | Decker Operating Co., L.L.C. | Spanish Camp (Sorrel Sand) | Wharton | 1 | 0 | 1.34K | Oct 2004 – Jan 2005 |
| Boettcher G-3-202775 | Decker Operating Co., L.L.C. | Hungerford, N. (3300) | Fort Bend | 1 | 0 | 318K | Jun 2004 – Dec 2009 |
| Macha Gas Unit No. 2 G-3-192685 | Decker Operating Co., L.L.C. | Mary Macha (Frio) | Wharton | 1 | 0 | 314K | Dec 2002 – Oct 2008 |
| Sample G-2-293767 | Decker Operating Co., L.L.C. | Bright Falcon (Yegua 9580) | Jackson | 1 | 0 | 1.54M | Oct 2022 – Jul 2026 |
| Gaus-Janssen G-2-183151 | Decker Operating Co., L.L.C. | Runge, E. (Hackney) | Karnes | 1 | 0 | 653K | Feb 2001 – Apr 2014 |
| Chapman Ranch G-4-174740 | Decker Operating Co., L.L.C. | Chapman Ranch (Miocene Cons.) | Nueces | 1 | 0 | 158K | Sep 1999 – Dec 2008 |
| Hudgins Division G-3-200923 | Decker Operating Co., L.L.C. | Hungerford (3100) | Wharton | 1 | 0 | 44.9K | Nov 2003 – Jan 2005 |
| Chapman Ranch G-4-173989 | Decker Operating Co., L.L.C. | Chapman Ranch, S. (Mass. 4700) | Nueces | 1 | 0 | 489K | Apr 1999 – Jul 2004 |
| Chapman, J. O. G-4-166735 | Decker Operating Co., L.L.C. | Mobil-David (Anderson) | Nueces | 1 | 0 | 151K | Jan 1998 – Mar 2008 |
| Chapman Ranch G-4-175211 | Decker Operating Co., L.L.C. | Chapman Ranch (Miocene Cons.) | Nueces | 1 | 0 | 562K | Nov 1999 – Nov 2025 |
| Chapman, J. O. G-4-175755 | Decker Operating Co., L.L.C. | Chapman Ranch (Miocene Cons.) | Nueces | 1 | 0 | 346K | Jan 2000 – May 2013 |
| Chapman, J. O. G-4-175882 | Decker Operating Co., L.L.C. | Chapman Ranch (Miocene Cons.) | Nueces | 1 | 0 | 75.5K | Jan 2000 – May 2013 |
| Chapman, J. O. G-4-176003 | Decker Operating Co., L.L.C. | Chapman Ranch (Miocene Cons.) | Nueces | 1 | 0 | 0 | Oct 1999 – Mar 2011 |
| Hawes, Edwin III Estate Gas Unit G-3-200920 | Decker Operating Co., L.L.C. | Old Wagon Wheel (Frio) | Wharton | 1 | 0 | 10.9K | Jan 2004 – Jan 2005 |