| Lewis Unit O-1-17388 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 4 | 441K | 817K | Dec 2013 – Feb 2024 |
| Lewis Unit O-3-25921 | Wildfire Energy Operating LLC only | Cooks Point (Woodbine) | Brazos | 1 | 208K | 89.7K | Feb 2012 – Mar 2026 |
| Lewis Unit O-3-23202 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 172K | 21.8K | Feb 1997 – Mar 2026 |
| Scott-Lewis Unit 2 O-3-17900 | WCS Oil & Gas Corporation only | Giddings (Austin Chalk-3) | Lee | 1 | 162K | 1.74M | Jan 1993 – Oct 2017 |
| Lewis Unit G-1-298820 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 158K | 412K | Dec 2018 – Apr 2026 |
| Lewis Unit G-1-298822 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 1 | 158K | 393K | Dec 2018 – Apr 2026 |
| Lewis Unit O-1-16102 | Trailblazer Energy Resources,llc only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 147K | 97.7K | Jun 2012 – Apr 2026 |
| Scott-Lewis Unit O-3-15128 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 1 | 36.5K | 387K | Jan 1993 – May 2024 |
| Lewis Unit G-6-135741 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 28.8K | 1.6M | Jan 1993 – Apr 2026 |
| Lewis Unit A-340 G-6-171883 | Permian Natural Resources only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 26.9K | 585K | Jan 1999 – Mar 2021 |
| Lewis Unit G-6-230602 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 25.5K | 928K | May 2007 – Apr 2026 |
| Lewis Unit G-6-229386 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 23.7K | 999K | May 2007 – Apr 2026 |
| Lewis Unit G-6-225466 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 18.5K | 1.07M | Oct 2006 – Apr 2026 |
| Lewis Unit G-6-98269 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 15.4K | 740K | Jan 1993 – Apr 2026 |
| Lewis Unit G-6-194836 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 14.8K | 1.01M | May 2003 – Apr 2026 |
| Lewis Unit G-6-188204 | Diversified Production LLC only | Bethany (Travis Peak Cons.) | Panola | 1 | 14.3K | 316K | Feb 2002 – Apr 2026 |
| Lewis Unit G-6-197968 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 14K | 517K | Aug 2003 – Mar 2026 |
| Lewis Unit G-6-29477 | Diversified Production LLC only | Bethany (Pettit) | Panola | 1 | 12.5K | 582K | May 2012 – Apr 2026 |
| Lewis Unit G-6-201309 | Diversified Production LLC only | Bethany (Travis Peak Cons.) | Panola | 1 | 11.5K | 183K | Feb 2004 – Jan 2026 |
| Lewis Unit G-6-201900 | Diversified Production LLC only | Bethany (Travis Peak) | Panola | 1 | 10.8K | 370K | Jan 2004 – Apr 2016 |
| Lewis Unit G-6-229545 | Diversified Production LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 8.34K | 790K | Apr 2007 – Apr 2026 |
| Lewis Unit G-6-186965 | Sheridan Production Company, LLC only | Bethany, East (Cotton Valley) | Panola | 1 | 6.59K | 383K | Dec 2001 – Aug 2018 |
| Lewis Unit G-3-101640 | Chesapeake Operating, L.L.C. only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 5.76K | 169K | Jan 1993 – Jul 2020 |
| Hubert Lewis Unit O-3-21149 | Apache Corporation only | Giddings (Austin Chalk-3) | Burleson | 1 | 4.96K | 42K | Jan 1993 – Feb 1997 |
| Lewis Unit G-6-233095 | Diversified Production LLC only | Bethany (Travis Peak Cons.) | Panola | 1 | 4.28K | 949K | Dec 2006 – Mar 2021 |
| Lewis Unit G-6-150673 | Diversified Production LLC only | Bethany (Travis Peak Cons.) | Panola | 1 | 2.84K | 434K | Sep 1993 – Apr 2026 |
| Lewis Unit A-340 O-6-15799 | Delfin Operating, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 2.32K | 7.88K | Apr 2021 – Mar 2026 |
| Stoddard-Lewis Unit G-3-147005 | Atlas Operating LLC only | Duncan Slough (Frio Cons.) | Matagorda | 1 | 1.46K | 66.1K | May 1993 – Nov 1996 |
| Milton Lewis Unit G-3-102586 | San Dia Producing Company only | Giddings (Austin Chalk, Gas) | Burleson | 1 | 959 | 23.4K | Jan 1993 – Sep 1998 |
| Lewis Unit G-6-29590 | Diversified Production LLC only | Bethany (Travis Peak) | Panola | 1 | 928 | 1.08M | Jan 1993 – Jan 2011 |
| Lewis Unit G-6-59841 | Devon Energy Production Co, L.P. only | Bethany, East (Cotton Valley) | Panola | 1 | 344 | 16.3K | Jan 1993 – Aug 1993 |
| Van Geem-Lewis Unit G-8-127935 | Braka Operating, L.L.C. only | Reb (Marble Falls) | Eastland | 1 | 2 | 154K | Jan 1993 – Apr 2026 |
| Lewis Unit G-13-237719 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 1 | 3.19M | Dec 2007 – Apr 2026 |
| South Lewis Unit G-13-248912 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.48M | Nov 2008 – Apr 2026 |
| Lewis Unit G-13-253271 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.23M | Feb 2010 – Apr 2026 |
| Lewis Unit G-13-253274 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.71M | Feb 2010 – Apr 2026 |
| Lewis Unit G-13-258996 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.93M | Jan 2011 – Apr 2026 |
| Lewis Unit G-13-258998 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 871K | Jan 2011 – Apr 2026 |
| Lewis Unit G-13-235630 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.33M | Oct 2007 – Apr 2026 |
| Lehrer-Lewis Unit G-3-90759 | Lynbrook Oil Company only | Eaton (Miocene 2000 ) | Colorado | 1 | 0 | 1.09K | Aug 1993 – Sep 1993 |
| Lewis Unit G-13-236549 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.99M | Feb 2008 – Apr 2026 |
| Lewis Unit G-6-198749 | Devon Energy Production Co, L.P. only | Bethany (Travis Peak Cons.) | Panola | 1 | 0 | 15.7K | Oct 2003 – Jan 2004 |
| Lewis Unit G-13-237068 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.59M | Oct 2007 – Apr 2026 |
| Lewis Unit G-13-237706 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 2.14M | Dec 2007 – Apr 2026 |
| Lewis Unit G-13-243359 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.91M | Sep 2008 – Apr 2026 |
| Lewis Unit G-13-243360 | BKV North Texas, LLC only | Newark, East (Barnett Shale) | Johnson | 1 | 0 | 1.81M | Sep 2008 – Apr 2026 |
| South Lewis Unit G-13-248905 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Tarrant | 1 | 0 | 2.34M | Nov 2008 – Dec 2025 |