| Webster Field Unit O-3-10496 | P.o.&g. Operating, LLC only | Webster | Harris | 385 | 26.2M | 262M | Jan 1993 – Jul 2026 |
| Webster State 20-17 A O-10-63598 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 247K | 451K | Jun 2025 – Jul 2026 |
| Webster State 20-17 C O-10-63617 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 238K | 416K | Jun 2025 – Jul 2026 |
| Webster State 20-17 B O-10-63578 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 238K | 447K | Jun 2025 – Jul 2026 |
| Webster O-9-1779 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Reagan | 11 | 222K | 1.71M | Jan 1993 – Jul 2026 |
| Webster State 20-17 E O-10-63524 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 175K | 321K | Jul 2025 – Jul 2026 |
| Webster O-10-35339 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 161K | 220K | Apr 1997 – Jul 2026 |
| Webster State 20-17 D O-10-63569 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 137K | 243K | Jun 2025 – Jul 2026 |
| Webster State 20-17 J O-10-63550 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 118K | 211K | May 2025 – Jul 2026 |
| Webster State 20-17 F O-10-63527 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 105K | 193K | May 2025 – Jul 2026 |
| Webster State 20-17 G O-10-63616 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 101K | 178K | May 2025 – Jul 2026 |
| Webster State 20-17 H O-10-63697 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 99.3K | 195K | Jul 2025 – Jul 2026 |
| Webster State 20-17 I O-10-63530 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 87.6K | 168K | May 2025 – Jul 2026 |
| Webster 17 O-10-41646 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 1 | 61.9K | 77.6K | May 2011 – Jul 2026 |
| Webster, J. F. O-9-4891 | Boaz Energy II Operating, LLC only | Camar (Strawn-Oil) | — | 3 | 36.1K | 70.8K | Jan 1993 – Jul 2026 |
| Glover, A. O-3-11138 | Exxon Corp. only | Webster (Marginulina) | Harris | 1 | 22.4K | 40.7K | Jan 1993 – Oct 1997 |
| West Production Co. a/C 3 O-3-10702 | Exxon Mobil Corporation only | Webster (Marginulina) | Harris | 1 | 14K | 23.2K | Jan 1993 – Oct 2003 |
| Webster, J. F. O-9-11673 | Boaz Energy II Operating, LLC only | Fort McKavitt (Strawn) | Schleicher | 1 | 9.72K | 19K | Jan 1993 – Jan 2016 |
| Sheen O-9-13518 | Ozark Exploration, Inc. only | Webster (Canyon) | Schleicher | 1 | 8.53K | 64.6K | Oct 1993 – May 2009 |
| Webster O-14-5486 | Bce-Mach III LLC only | Panhandle Carson County Field | Carson | 2 | 7.23K | 237K | Jan 1993 – Jul 2026 |
| Webster, J.F. -B- O-9-6433 | Telesis Operating Co., Inc. only | Fort McKavitt (Lime 4150) | Schleicher | 2 | 1.65K | 9.65K | Jan 1993 – Jul 2026 |
| Smirak Heirs O-2-5436 | Stone & Webster Oil Company, Inc only | Word | Lavaca | 2 | 1.22K | 1.05K | Jan 1993 – Mar 1994 |
| Webster, J. F. O-9-15910 | Telesis Operating Co., Inc. only | Camar (Palo Pinto) | Schleicher | 1 | 758 | 10.3K | Mar 2006 – Jul 2026 |
| Webster O-10-22245 | L.C.S. Production Company only | Spraberry (Trend Area) | — | 2 | 516 | 505 | Jan 1993 – Nov 1993 |
| Whitcomb, B. A. O-3-21927 | Maralo, Inc. only | Webster (Vicksburg 8100) | Harris | 1 | 439 | 4 | Jan 1993 – Dec 1993 |
| Webster, Mardell O-6-10143 | Young, Clint Inc. only | Minden (Travis Peak) | Rusk | 1 | 188 | 4.65K | Jan 1993 – Dec 1995 |
| Webster Field Unit G-3-174648 | Denbury Onshore, LLC only | Webster | Harris | 1 | 0 | 2.35M | Sep 1999 – Dec 2013 |
| Exxon-West Fee B G-3-131603 | Exxon Corp. only | Webster, NE (Frio 1) | Harris | 1 | 0 | 78.4K | Jan 1993 – Mar 1996 |
| Webster Field Unit G-3-174647 | Exxon Mobil Corporation only | Webster | Harris | 1 | 0 | 9.04M | Sep 1999 – Mar 2003 |
| Webster Field Unit G-3-174649 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 0 | 5.91M | Sep 1999 – Jul 2026 |
| Webster Field Unit G-3-174203 | Exxon Corp. only | Webster | Harris | 1 | 0 | 379K | Jul 1999 – Dec 1999 |
| Exxon West Fee B G-3-120455 | Exxon Corp. only | Webster | Harris | 1 | 0 | 0 | Jan 1993 – Jul 1993 |
| Webster Field Unit G-3-81000 | Exxon Corp. only | Webster | — | 1 | 0 | 0 | Jan 1993 – Jun 1994 |
| Webster Field Unit G-3-174202 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 0 | 12.3M | Jul 1999 – Jul 2026 |
| Webster Field Unit G-3-173825 | Exxon Mobil Corporation only | Webster | — | 1 | 0 | 1.21M | Jul 1999 – Jun 2001 |
| Webster Field Unit G-3-99642 | Exxon Corp. only | Webster | Harris | 1 | 0 | 0 | Jan 1993 – Sep 1993 |
| Webster Field Unit G-3-173245 | Denbury Onshore, LLC only | Webster | — | 1 | 0 | 16.2M | Apr 1999 – Jan 2013 |
| Webster Field Unit G-3-172631 | P.o.&g. Operating, LLC only | Webster | — | 1 | 0 | 4.08M | Mar 1999 – Jul 2026 |
| Exxon-West Fee -B- O/C 2 G-3-87958 | Exxon Corp. only | Webster | Harris | 1 | 0 | 0 | Jan 1993 – Jun 1994 |
| Webster Field Unit G-3-80998 | Exxon Corp. only | Webster | Harris | 1 | 0 | 0 | Jan 1993 – Jun 1994 |
| O'Quinn, Webster G-1-166999 | Eliteenergyholdings LLC only | Big Foot, West (Gas) | Frio | 1 | 0 | 250K | Nov 1997 – Jul 2026 |
| Webster Field Unit G-3-177630 | Exxon Mobil Corporation only | Webster | Harris | 1 | 0 | 344K | May 2000 – Jun 2002 |
| Webster Field Unit G-3-172624 | Exxon Mobil Corporation only | Webster | Harris | 1 | 0 | 592K | Mar 1999 – Jan 2007 |
| Webster Field Unit G-3-177533 | Exxon Mobil Corporation only | Webster | — | 1 | 0 | 5.56M | Mar 2000 – Sep 2012 |
| Webster Field Unit G-3-177183 | P.o.&g. Operating, LLC only | Webster | — | 1 | 0 | 3.38M | Feb 2000 – Jul 2026 |
| Webster Field Unit G-3-178239 | P.o.&g. Operating, LLC only | Webster | — | 1 | 0 | 93.6K | May 2000 – Jul 2026 |
| Webster Field Unit G-3-178416 | P.o.&g. Operating, LLC only | Webster | — | 1 | 0 | 696K | Jun 2000 – Jul 2026 |
| Webster Field Unit G-3-178418 | Denbury Onshore, LLC only | Webster | Harris | 1 | 0 | 2.86M | Jun 2000 – May 2018 |
| Webster Field Unit G-3-178419 | P.o.&g. Operating, LLC only | Webster | Harris | 1 | 0 | 709K | Jun 2000 – Jul 2026 |
| Webster Field Unit G-3-172623 | Denbury Onshore, LLC only | Webster | Harris | 1 | 0 | 5.47M | Mar 1999 – Aug 2019 |