| White, P. E., -B- O-4-5624 | Killam Oil Co., Ltd. | Lundell (Mirando No. 1) | Duval | 28 | 841K | 27.4K | by Jan 1993 – Aug 2026 |
| Duval Ranch -59- O-4-1138 | Killam Oil Co., Ltd. | Govt. Wells, South | Duval | 21 | 799K | 21 | by Jan 1993 – Aug 2026 |
| DCR-State 366/76/64/54 O-4-12087 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 26 | 657K | 12.3K | by Jan 1993 – Aug 2026 |
| Duval Ranch, Sec. # 257 a/C 1 O-4-1702 | Killam Oil Co., Ltd. | Lundell (Pettus) | Duval | 6 | 477K | 19.1K | by Jan 1993 – Jan 2026 |
| White, P. E. -B- O-4-1694 | Killam Oil Co., Ltd. | Lundell | Duval | 14 | 447K | 50.5K | by Jan 1993 – Aug 2026 |
| White, P. E. -B- O-4-5627 | Killam Oil Co., Ltd. | Lundell (Mirando No. 2) | Duval | 6 | 260K | 20.8K | by Jan 1993 – Aug 2026 |
| Killam "257" O-4-12458 | Killam Oil Co., Ltd. | Lundell | Duval | 8 | 250K | 0 | May 1995 – Aug 2026 |
| DCR-State 260 F O-4-12585 | Killam Oil Co., Ltd. | Lundell | Duval | 7 | 203K | 0 | May 1996 – Aug 2026 |
| Lundell-State 140 O-4-12937 | Killam Oil Co., Ltd. | Lundell | Duval | 5 | 165K | 0 | Apr 2000 – Aug 2026 |
| DCR-State 260 O-4-12385 | Killam Oil Co., Ltd. | Lundell | Duval | 4 | 156K | 1 | Sep 1994 – Oct 2025 |
| Magnolia-Duval Ranch Sec. 208-09 O-4-1083 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 7 | 136K | 57 | by Jan 1993 – Aug 2026 |
| DCR-State 76/52 O-4-12064 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 5 | 108K | 6.46K | by Jan 1993 – Jan 2020 |
| DCR-State 76/52 O-4-12063 | Killam Oil Co., Ltd. | Govt. Wells, N. (1740 Sand) | Duval | 4 | 64.5K | 2.8K | by Jan 1993 – Oct 2006 |
| DCR 257 O-4-12329 | Killam Oil Co., Ltd. | Lundell | Duval | 2 | 59.6K | 7 | Mar 1994 – Aug 2026 |
| DCR-State 64-11 Oil Unit O-4-12257 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 1 | 55.3K | 923 | Sep 1993 – Aug 2026 |
| DCR-State 64-7 Oil Unit O-4-12222 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 1 | 53.8K | 2.1K | Jul 1993 – May 2025 |
| DCR-State 64A O-4-12236 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 3 | 47.9K | 427 | Aug 1993 – Jun 2014 |
| Duval County Ranch Co. State "V" O-4-9932 | Killam Oil Co., Ltd. | Lundell (Mirando No. 1) | Duval | 3 | 44.2K | 3.58K | by Jan 1993 – Aug 2026 |
| DCR-State 64-8 Oil Unit O-4-12220 | Killam Oil Co., Ltd. | Govt. Wells, N. | Duval | 1 | 40.1K | 1.17K | Jul 1993 – Aug 2026 |
| Mag.duval Ranch Sec. 208-209 O-4-9194 | Killam Oil Co., Ltd. | Govt. Wells, N. (1150) | Duval | 1 | 39.9K | 21 | by Jan 1993 – Aug 2026 |
| Pescadito State 2026/1182 G-4-263002 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 35.9K | 1.21M | Sep 2011 – Oct 2018 |
| Killam & Hurd Fee 1496 G-4-235678 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 31.1K | 2.44M | Mar 2008 – Jan 2023 |
| Pescadito State 984 G-4-248019 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 23.2K | 2.2M | Feb 2009 – Apr 2014 |
| Killam and Hurd Fee 2005 G-4-290467 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 22.9K | 2.13M | Feb 2021 – Aug 2026 |
| Ortiz Ranch 'D' G-4-283409 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 21.9K | 1.19M | Feb 2018 – Aug 2026 |
| Killam and Hurd Fee 1200 G-4-204437 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 21.1K | 1.39M | Sep 2004 – Jan 2016 |
| Pescadito State 1176 G-4-245761 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 20.3K | 1.97M | Feb 2009 – Aug 2026 |
| Killam & Hurd Fee 1173 G-4-201426 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 20.2K | 1.43M | Apr 2004 – Feb 2008 |
| White, P. E. -B- O-4-1700 | Killam Oil Co., Ltd. | Lundell (Pettus) | Duval | 5 | 17.5K | 796 | by Jan 1993 – Dec 2008 |
| Killam & Hurd Fee 2023 G-4-200292 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 14.8K | 972K | Feb 2004 – Oct 2014 |
| Pescadito State 2024 G-4-265616 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 12.7K | 793K | May 2012 – Apr 2016 |
| Killam-Hurd-Amoco-Fee G-4-149390 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 11.8K | 1.49M | Mar 1994 – Feb 2012 |
| Killam & Hurd Fee 1195 G-4-262740 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 11.1K | 2.23M | Aug 2011 – Aug 2026 |
| Ortiz Ranch 'E' G-4-284460 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 9.3K | 226K | Jun 2018 – Jan 2021 |
| Ortiz Ranch "A" G-4-257243 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 8.93K | 1.09M | Jun 2010 – Aug 2026 |
| Pescadito State 984 G-4-274840 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 7.26K | 1.02M | May 2014 – Aug 2026 |
| Pescadito State 2024 G-4-257041 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 7.06K | 111K | Aug 2010 – May 2014 |
| Khe Fee G-4-169324 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 6.08K | 1.5M | Jul 1998 – Mar 2012 |
| Kha S2 G-4-281879 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 5.83K | 1.54M | Jan 2017 – Aug 2026 |
| Ortiz Ranch "B" G-4-262997 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 5.54K | 366K | Aug 2011 – Aug 2013 |
| Dcrc - State 50 G-4-160156 | Killam Oil Co., Ltd. | Lundell, NE. (Wilcox 7400) | Duval | 1 | 5.26K | 450K | Jun 1996 – Jan 2002 |
| Killam & Hurd Fee '1181' G-4-282122 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 5.21K | 521K | Dec 2016 – Aug 2026 |
| Kha S3 G-4-263608 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 5.2K | 620K | Nov 2011 – Aug 2023 |
| Pescadito State 2024 G-4-256349 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 5.05K | 613K | May 2010 – Nov 2016 |
| Killam Hurd Amoco Fee G-4-65182 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 4.86K | 614K | by Jan 1993 – Nov 2016 |
| Killam & Hurd Fee '1181' G-4-291027 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 4.45K | 467K | Jun 2021 – Aug 2026 |
| Killam & Hurd Fee 1496 G-4-245749 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 4.42K | 591K | Jan 2009 – Jan 2023 |
| Killam and Hurd Fee 1200 G-4-208777 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 4.17K | 450K | Feb 2005 – Jan 2016 |
| Killam&hurd Amoco Fee G-4-99241 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 3.93K | 900K | by Jan 1993 – Mar 2012 |
| Killam and Hurd Fee 1200 G-4-207835 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | Webb | 1 | 3.84K | 436K | Jan 2005 – Jan 2016 |