| Webster Field Unit G-3-176676 | Exxon Mobil Corporation only | Webster | Harris | 1 | 371 | 866K | Feb 2000 – Sep 2001 |
| Webster G-6-131650 | Allison/Hobbs Inc. only | Waskom, N. (Pettit) | Harrison | 1 | 360 | 72.8K | by Jan 1993 – Aug 1999 |
| Webster Field Unit G-3-177183 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 344 | 3.38M | Mar 2000 – Dec 2000 |
| Webster Field Unig G-3-175120 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 255 | 7.19M | Oct 1999 – May 2001 |
| Webster Field Unit G-3-172631 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 195 | 4.08M | Mar 1999 – Feb 2001 |
| Webster Field Unit G-3-174202 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 189 | 12.3M | Aug 1999 – Feb 2001 |
| Webster, Mardell O-6-10143 | Young, Clint Inc. only | Minden (Travis Peak) | Rusk | 1 | 188 | 4.65K | by Jan 1993 – Jun 1994 |
| Webster Field Unit G-3-180723 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 186 | 307K | Dec 2000 – Aug 2001 |
| Scott, Geo. a & Beamer, Louise S G-3-185413 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 174 | 742K | Aug 2001 – Apr 2006 |
| Scott, Geo. a & Beamer, Louise S G-3-186165 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 173 | 153K | Sep 2001 – Feb 2002 |
| Webster Field Unit G-3-178418 | Denbury Onshore, LLC only | Webster | Harris | 1 | 166 | 2.86M | Jun 2000 – Aug 2001 |
| Webster, M. A. G-5-218165 | Burk Royalty Co., Ltd. only | Teague (CV-Bossier Cons.) | Freestone | 1 | 158 | 949K | Aug 2005 – Aug 2026 |
| Webster, M. A. G-5-218163 | Burk Royalty Co., Ltd. only | Teague (CV-Bossier Cons.) | Freestone | 1 | 155 | 1.22M | Aug 2005 – Aug 2026 |
| Webster Field Unit G-3-172622 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 138 | 188K | Mar 1999 – Sep 1999 |
| West Production Co. a/C 2 G-3-185841 | Denbury Onshore, LLC only | Webster (Marginulina) | Harris | 1 | 116 | 561K | Sep 2001 – Oct 2006 |
| Donaldson-Webster G-13-28635 | Devon Energy Production Co, L.P. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 99 | 110K | by Jan 1993 – Jul 2008 |
| Webster Field Unit G-3-177630 | Exxon Mobil Corporation only | Webster | Harris | 1 | 82 | 344K | May 2000 – Jan 2001 |
| Webster Field Unit G-3-176027 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 82 | 5.82M | Jan 2000 – May 2001 |
| Webster Field Unit G-3-179196 | Denbury Onshore, LLC only | Webster | Harris | 1 | 73 | 3.5M | Aug 2000 – Mar 2002 |
| Webster Field Unit G-3-179926 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 71 | 1.38M | Sep 2000 – Mar 2002 |
| Webster, M. A. G-5-217869 | Burk Royalty Co., Ltd. only | Teague (CV-Bossier Cons.) | Freestone | 1 | 62 | 1.04M | Aug 2005 – Aug 2026 |
| Scott, Geo. a & Beamer, Louise S G-3-185164 | Denbury Onshore, LLC only | Webster (Marginulina) | Harris | 1 | 54 | 221K | Sep 2001 – Apr 2002 |
| Webster Field Unit G-3-182412 | Denbury Onshore, LLC only | Webster | Harris | 1 | 51 | 148K | Apr 2001 – Jun 2001 |
| Webster Field Unit G-3-189323 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 49 | 67.1K | Apr 2002 – Aug 2002 |
| Webster Field Unit G-3-180724 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 45 | 1.23M | Dec 2000 – Apr 2001 |
| Webster Field Unit G-3-184014 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 32 | 1.12K | Jun 2001 – Jul 2001 |
| Webster Field Unit G-3-178239 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 31 | 93.6K | Jun 2000 – Aug 2000 |
| Kiesling, A. E. & Dixon, T. K. G-3-182260 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 29 | 58.4K | Mar 2001 – Dec 2002 |
| Scott,geo. A.&beamer, Louise S. G-3-190073 | Denbury Onshore, LLC only | Webster (Marginulina) | Harris | 1 | 27 | 96.4K | Jun 2002 – Feb 2003 |
| Webster Field Unit "A" G-3-168615 | Exxon Corp. only | Webster (Chgd Shallow) | Harris | 1 | 7 | 130K | Jun 1997 – Nov 1999 |
| Webster Field Unit G-3-174647 | Exxon Mobil Corporation only | Webster | Harris | 1 | 5 | 9.04M | Sep 1999 – Feb 2001 |
| Owens, J. D. et Al G-3-181123 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 2 | 3.49K | Nov 2000 – Feb 2001 |
| Owens, J. D. et Al G-3-189331 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 0 | 0 | — |
| Daniels-Webster O-6-14032 | TGNR East Texas LLC only | Carthage (Travis Peak) | Panola | 2 | 0 | 0 | — |
| Foshee, Robert P. et Al G-6-82350 | J-O'B OP/Stone & Webster Co Inc. only | Naconiche Creek (Rodessa, Up.) | Nacogdoches | 1 | 0 | 0 | — |
| McGilvray-Webster Gas Unit G-5-140156 | Sandel Energy, Inc. only | Judy J (Nacatoch) | Limestone | 1 | 0 | 0 | — |
| McGilvray-Webster Unit G-5-127610 | Sandel Energy, Inc. only | Judy J (Pecan Gap) | Limestone | 1 | 0 | 112K | by Jan 1993 – Jul 1996 |
| Webster, J. F. O-9-11497 | Boaz Energy II Operating, LLC only | Camar (Strawn-Oil) | Schleicher | 1 | 0 | 0 | — |
| Webster Field Unit G-3-180272 | Denbury Onshore, LLC only | Webster | Harris | 1 | 0 | 7.07M | Nov 2000 – Apr 2001 |
| Oquinn, Webster, Gas Unit G-1-40 | Trailblazer Energy Resources,llc only | Big Foot, West (Gas) | Frio | 1 | 0 | 324K | by Jan 1993 – Jul 2024 |
| Webster Field Unit G-3-177141 | Exxon Mobil Corporation only | Webster | Harris | 1 | 0 | 846K | Mar 2000 – Jun 2000 |
| O'Quinn, Webster G-1-166999 | Eliteenergyholdings LLC only | Big Foot, West (Gas) | Frio | 1 | 0 | 250K | Jan 1998 – May 2017 |
| Webster Field Unit G-3-175129 | Denbury Onshore, LLC only | Webster | Harris | 1 | 0 | 11.8M | Nov 1999 – Aug 2001 |
| Webster Field Unit G-3-174649 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 0 | 5.91M | Sep 1999 – Nov 2000 |
| Webster Field Unit G-3-174650 | Denbury Onshore, LLC only | Webster | Harris | 1 | 0 | 4.66M | Oct 1999 – Jun 2001 |
| Kiesling, A. E. & Dixon, T. K. G-3-186178 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 0 | 181K | Oct 2001 – Mar 2003 |
| West Production Co. a/C 2 G-3-190276 | P.o.&g. Operating, LLC only | Webster (Marginulina) | Harris | 1 | 0 | 36.7K | Aug 2002 – Jun 2003 |
| Webster Field Unit G-3-172060 | Exxon Mobil Corporation only | Webster | Harris | 1 | 0 | 9.2M | Feb 1999 – Jan 2001 |
| Webster G-14-203684 | Bce-Mach III LLC only | Panhandle, West | Carson | 1 | 0 | 15.4K | Mar 2004 – Oct 2007 |
| Webster Field Unit G-3-174999 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 0 | 13.9M | Oct 1999 – Aug 2000 |