| Starr Produce Co. G-4-211971 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 216K | 3.79M | Feb 2005 – Apr 2026 |
| Starr Produce Company G-4-242849 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 215K | 3.93M | Jul 2008 – Apr 2026 |
| Starrpro Minerals Dgu G-4-260167 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 166K | 8.19M | Jan 2011 – Apr 2026 |
| Sheerin Gas Unit G-4-242567 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 156K | 3.82M | Sep 2008 – Apr 2026 |
| Starrpro Minerals State B Unit G-4-250835 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 110K | 4.46M | Jul 2009 – Apr 2026 |
| Sheerin Gas Unit G-4-251124 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 104K | 2.25M | Apr 2009 – Nov 2023 |
| Starrpro Minerals B G-4-266193 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 103K | 2.31M | Feb 2012 – Apr 2026 |
| Starrpro Minerals B G-4-249420 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 101K | 2.43M | May 2009 – Apr 2026 |
| Starrpro Minerals B G-4-224233 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 97.4K | 1.98M | Jan 2007 – Apr 2026 |
| Sheerin Gas Unit G-4-223330 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 64.1K | 1.36M | Nov 2005 – Apr 2026 |
| Starrpro Minerals B G-4-240357 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 62.1K | 1.41M | Jun 2008 – Apr 2026 |
| Starrpro Minerals C Unit 3 G-4-258768 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 51.4K | 2.43M | Dec 2010 – Apr 2026 |
| Starrpro Minerals G Gas Unit G-4-268696 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 48.7K | 1.69M | Aug 2012 – Apr 2026 |
| Starr Produce Co. GU G-4-248177 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 43.1K | 611K | Mar 2009 – Apr 2026 |
| Sheerin Gas Unit G-4-254152 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 41.6K | 1.22M | Sep 2009 – Apr 2026 |
| Sheerin "B" G-4-242013 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 40.5K | 1.18M | Sep 2008 – Apr 2026 |
| Starrpro Minerals C G-4-252111 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 40.1K | 1.23M | Aug 2009 – Apr 2026 |
| Starrpro Minerals 'C1' Gas Unit G-4-265490 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 38.7K | 669K | May 2012 – Apr 2026 |
| Sheerin "B" G-4-240264 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 38K | 1.75M | May 2008 – Apr 2026 |
| Starrpro Minerals C Unit 3 G-4-249873 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 36.4K | 1.09M | Jun 2009 – Apr 2026 |
| Sheerin "C" G-4-241585 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 34.3K | 1.42M | Aug 2008 – Apr 2026 |
| Starrpro Minerals "C4" Gas Unit G-4-265155 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 32.3K | 482K | Dec 2011 – Dec 2017 |
| Semmes G-4-224232 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 25.2K | 859K | Jan 2007 – Apr 2026 |
| Starrpro Minerals Dgu G-4-258897 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 25K | 1.5M | Dec 2010 – Apr 2026 |
| Garcia, M. S.T. G-4-228295 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 24.4K | 3.06M | Jan 2007 – Apr 2026 |
| Barrera Gas Unit G-4-262970 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 23.8K | 1.38M | Sep 2011 – Apr 2026 |
| Sheerin "D" G-4-263061 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 23.2K | 1.61M | Sep 2011 – Apr 2026 |
| Semmes G-4-232653 | Kaiser-Francis Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 22.4K | 920K | Oct 2007 – Apr 2026 |
| Starrpro Minerals "C4" Gas Unit G-4-267996 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 21.6K | 496K | Jul 2012 – Apr 2026 |
| Sheerin Unit G-4-286019 | Kaiser-Francis Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 21.1K | 384K | Nov 2018 – Apr 2026 |
| Starrpro Minerals B G-4-269608 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 17.8K | 386K | Oct 2012 – Apr 2026 |
| Barrera Gas Unit G-4-161860 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 17.3K | 1.46M | Dec 1996 – Apr 2026 |
| Starrpro Minerals State B G-4-265236 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 16K | 259K | Jan 2012 – Apr 2026 |
| Sheerin Gas Unit G-4-265152 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 13.9K | 387K | Feb 2012 – Apr 2026 |
| Sheerin "A" G-4-249636 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 13K | 445K | Jun 2008 – Feb 2020 |
| Semmes G-4-224234 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 12.3K | 467K | Jan 2007 – Mar 2018 |
| Starrpro Minerals B G-4-248511 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 10.6K | 195K | May 2009 – Apr 2026 |
| Nationsbank G-4-162130 | Energy 2000, Inc. only | Garcias Ridge (Queen City) | Starr | 1 | 10K | 200K | Jan 1997 – Jun 2003 |
| Starrpro Minerals State B Unit G-4-254293 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 9.88K | 330K | Dec 2009 – Apr 2026 |
| Barrera Gas Unit G-4-254673 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 8.94K | 981K | Jan 2010 – Apr 2026 |
| Sheerin Gas Unit G-4-256168 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 8.4K | 246K | Mar 2010 – Oct 2016 |
| Starr Produce Company G-4-222925 | Mortimer Production Company only | Garcias Ridge (Queen City) | Starr | 1 | 7.32K | 296K | Oct 2006 – Aug 2017 |
| Sheerin Gas Unit G-4-250189 | Trinity River Energy Oper, LLC only | Garcias Ridge (Queen City) | Starr | 1 | 5.32K | 68.3K | Jun 2009 – Aug 2014 |
| Flores Gas Unit G-4-220510 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 4.92K | 663K | Jan 2006 – Apr 2026 |
| Bazan G-4-254676 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 4.73K | 152K | Dec 2009 – Jan 2016 |
| Gutierrez Gas Unit G-4-244186 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 3.9K | 100K | Dec 2008 – Apr 2026 |
| Villa G-4-286037 | Kaiser-Francis Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 2.81K | 2.74M | Mar 2019 – Apr 2026 |
| Garcia, M. Gas Unit G-4-255855 | Wagner Oil Company only | Garcias Ridge (Queen City) | Starr | 1 | 2.56K | 76.2K | Feb 2010 – Nov 2019 |
| Nations Bank O-4-12762 | Energy 2000, Inc. only | Garcias Ridge (Queen City) | Starr | 1 | 849 | 9.43K | Mar 1998 – Jun 2003 |
| Nationsbank G-4-163691 | Transtexas Gas Corporation only | Garcias Ridge (Queen City) | Starr | 1 | 434 | 3.26K | Jul 1997 – Feb 1998 |