| State Tract 30-L O-3-11424 | Hunt Oil Company only | High Is. Blk. 30-L (8775) | High IS-LB | 2 | 2.26M | 1.76M | Jan 1993 – Jun 2011 |
| S.T. 23-L N/2 SW/4 G-3-246589 | Llog Exploration Texas, L.P. only | Block 23L (LH-13) | High IS-LB | 1 | 735K | 9.61M | Apr 2008 – Mar 2013 |
| State Tract 98-L O-3-25327 | Gulf Coast Operations, LLC only | Block 98-L (MA-1) | High IS-LB | 2 | 441K | 290K | Aug 2009 – Mar 2016 |
| State Lease 60729 O-3-9726 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-a, HC) | High IS-LB | 2 | 430K | 284K | Jan 1993 – Apr 2008 |
| State Lease 60729 O-3-20448 | Jefferson Block 24 Oil & Gas LLC only | High Island Blk. 24-L (FB-a, HF) | High IS-LB | 1 | 397K | 258K | Jan 1993 – Jun 2016 |
| MF 106158 HI 31-L G-3-251636 | Fieldwood Energy Offshore LLC only | High Island Blk. 30 (8700) | High IS-LB | 1 | 329K | 605K | Aug 2008 – Jun 2015 |
| State Tract 24-L S/2 SW/4 G-3-230456 | W&T Offshore, Inc. only | High Island BLK 24L (LJ) | High IS-LB | 1 | 319K | 53.8M | Nov 2006 – Aug 2024 |
| State Tract 24-L N/2 SW/4 G-3-231670 | W&T Offshore, Inc. only | High Island BLK 24L (LJ) | High IS-LB | 1 | 207K | 28.7M | Apr 2007 – Apr 2026 |
| S. T. 9-L S/2 SW/4 G-3-162732 | Seagull Energy E&P Inc. only | High Island BLK 9L (Top LH-13) | High IS-LB | 1 | 198K | 1.49M | Jan 1997 – Jan 1999 |
| Block 55-L SW/4 O-3-24634 | Seiran E & P Company, LLC only | High Island BLK.55-L (Disc. B) | High IS-LB | 2 | 196K | 271K | Aug 2004 – Aug 2008 |
| HI 22-L (TX S/L M-95936) O-3-24147 | Devon Energy Production Co, L.P. only | High Island Blk. 23-L (8800) | High IS-LB | 1 | 164K | 66.1K | Jan 2002 – Sep 2002 |
| S.L. 75944 Block 55-L SW/4 O-3-21394 | Bandera Oil & Gas Inc only | High Island BLK.55-L (Disc. B) | High IS-LB | 1 | 161K | 261K | Jan 1993 – Jun 1996 |
| State Lease 59455 O-3-9707 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L(FB-C, CM-11) | High IS-LB | 1 | 156K | 136K | Jan 1993 – Sep 2001 |
| State Lease 59455 O-3-9695 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-C, GL) | High IS-LB | 3 | 145K | 333K | Jan 1993 – Apr 2001 |
| Block 55-L SW/4 O-3-24635 | Seiran E & P Company, LLC only | High Island Blk. 55-L (DB-6) | High IS-LB | 1 | 124K | 210K | Aug 2004 – Jun 2008 |
| State Lease 103389 O-3-25415 | Jefferson Block 24 Oil & Gas LLC only | High Is.blk. 24-L (HD SD) | High IS-LB | 1 | 124K | 184K | Jul 2009 – Sep 2015 |
| MF114921 HI 31-L O-3-26516 | Fieldwood Energy Offshore LLC only | High Island Blk. 30-L (8985) | High IS-LB | 1 | 123K | 512K | Oct 2013 – Jun 2015 |
| High Island 24L SL 59455 O-3-23388 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-DD, HF) | High IS-LB | 2 | 99.2K | 610K | Nov 1997 – Apr 2009 |
| State Tract 30-L O-3-11408 | Dynamic Offshore Resources, LLC only | High Island Blk. 30-L (8985) | High IS-LB | 3 | 80.8K | 147K | Jan 1993 – Jun 2000 |
| MF114921 HI 31-L G-3-249014 | Fieldwood Energy Offshore LLC only | High Island BLK 30-L (9100) | High IS-LB | 1 | 78.9K | 953K | Nov 2007 – Jan 2014 |
| State Tract 98-L G-3-186724 | Seiran E & P Company, LLC only | Block 98-L (Amph B) | High IS-LB | 1 | 74.8K | 1M | Nov 2001 – Jul 2011 |
| State Tract 98-L G-3-161061 | Ocean Energy, Inc. only | Block 98-L | High IS-LB | 1 | 62.9K | 9.31M | Jul 1996 – Dec 2001 |
| State Lease 59454 O-3-20820 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-DD, HC) | High IS-LB | 1 | 56.6K | 191K | May 1993 – Jun 2016 |
| High Island 24-L, N/2, NW/4 O-3-26021 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L(FB-C, CM-11) | High IS-LB | 1 | 49.5K | 65.9K | Aug 2012 – Jun 2016 |
| High Island 24L SL 59455 G-3-250676 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-DD, HF) | High IS-LB | 1 | 46.8K | 812K | May 2009 – Mar 2013 |
| State Lease 59455 G-3-133034 | Vastar Resources, Inc. only | High Is. Blk. 24L (FB-D, HC) | High IS-LB | 1 | 44.9K | 6.04M | Dec 1993 – Aug 1997 |
| High Island 24L SL59456 O-3-23759 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-E, HC) | High IS-LB | 1 | 42.1K | 141K | Nov 1999 – Jun 2016 |
| State Tract 98-L O-3-23973 | Whiting Petroleum Corporation only | Block 98-L (Amph B) | High IS-LB | 1 | 41.9K | 117K | Feb 2001 – Aug 2001 |
| HI 23-L (TX S/L M-95293) G-3-150099 | Ocean Energy, Inc. only | High Island Blk. 23-L (10,100) | High IS-LB | 1 | 41.8K | 2.41M | Aug 1994 – Mar 1997 |
| High Island 24L SL59456 G-3-161525 | BP America Production Company only | High Is. Blk. 24L (FB-F, K-Ser) | High IS-LB | 1 | 40.7K | 12.2M | Jul 1996 – Aug 1999 |
| High Island 24L SL 59455 O-3-26154 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-DD, HF) | High IS-LB | 1 | 38.5K | 69.5K | Oct 2013 – Jun 2016 |
| State Tract 30-L G-3-79745 | Hunt Oil Company only | High Island BLK 30-L (9100) | High IS-LB | 1 | 26.7K | 1.01M | May 1995 – Feb 2002 |
| State Lease 59455 O-3-11107 | Vastar Resources, Inc. only | High Is. BLK 24L (FB-D, HD) | High IS-LB | 2 | 26.3K | 38.7K | Jan 1993 – May 1995 |
| High Island 24L SL59456 G-3-161282 | Vastar Resources, Inc. only | High Is. Blk. 24L (FB-F, K-Ser) | High IS-LB | 1 | 25.9K | 3.95M | Aug 1996 – Sep 1997 |
| HI 23-L (TX S/L M-93228) G-3-155543 | Seagull Energy E&P Inc. only | High Island Blk. 23-L (12,800) | High IS-LB | 1 | 23.9K | 1.52M | Aug 1995 – Feb 1999 |
| HI 22-L (TX S/L M-95936) G-3-153779 | Global Natural Resources Corp. only | Block 23-L(lh-10) | High IS-LB | 1 | 22.5K | 2.35M | Apr 1995 – May 1996 |
| State Lease 59456 O-3-21254 | Vastar Resources, Inc. only | High Is. Blk. 24L (FB-E, HC) | High IS-LB | 1 | 21.9K | 94K | Dec 1993 – Jul 1996 |
| HI 23-L (TX S/L M-93228) G-3-150141 | Global Natural Resources Corp. only | High Island Blk. 23-L (13,100) | High IS-LB | 1 | 21.2K | 2.45M | Aug 1994 – Jul 1995 |
| Block 55-L SW/4 G-3-207119 | Seiran E & P Company, LLC only | High Island BLK.55-L (Disc. B) | High IS-LB | 1 | 19.4K | 3.3M | Jul 2004 – Jun 2008 |
| High Island 24-L, N/2, NW/4 G-3-244703 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24-L (FJ Sand) | High IS-LB | 1 | 18.9K | 1.17M | Aug 2008 – Jul 2012 |
| State Tract 98-L G-3-125715 | Seiran E & P Company, LLC only | Block 98-L | High IS-LB | 1 | 18.8K | 4.15M | Jan 1993 – Apr 1999 |
| MF106158 HI St 31-L G-3-251489 | Fieldwood Energy Offshore LLC only | High Island Blk. 30-L (8985) | High IS-LB | 1 | 18.2K | 369K | Sep 2007 – Aug 2008 |
| State Lease 59454 G-3-133033 | Jefferson Block 24 Oil & Gas LLC only | High Is. Blk. 24L (FB-D, HC) | High IS-LB | 1 | 18K | 1.55M | Jan 1993 – Jul 2015 |
| State Tract 98-L O-3-25326 | Gulf Coast Operations, LLC only | Block 98-L (MA-2) | High IS-LB | 2 | 14.6K | 334K | Jul 2006 – Jul 2007 |
| State Lease 59456 (HI 24L) G-3-137509 | Vastar Resources, Inc. only | High Is. Blk. 24L (FB-F, KI) | High IS-LB | 1 | 14.6K | 1.25M | Jan 1993 – Mar 1996 |
| State Tract 31-L O-3-16719 | Xplor Energy Operating Co. only | High Is. Block 31-L (9000) | High IS-LB | 1 | 12.6K | 15.2K | Jan 1993 – Feb 1996 |
| State Lease 59455 G-3-145490 | Vastar Resources, Inc. only | High Is. Blk. 24L (FB-C, GP) | High IS-LB | 1 | 11.7K | 2.29M | Apr 1993 – Nov 1996 |
| HI 22-L (TX S/L M-95936) G-3-173539 | Devon Energy Production Co, L.P. only | High Island Blk. 23-L (8940) | High IS-LB | 1 | 11.2K | 43.3K | Apr 1999 – Sep 2001 |
| State Tract 98-L G-3-73071 | Seiran E & P Company, LLC only | Block 98-L | High IS-LB | 1 | 9.64K | 1.5M | Jan 1993 – Sep 2008 |
| HI 22-L (TX S/L M-95936) G-3-162842 | Devon Energy Production Co, L.P. only | High Island Blk. 23-L (IG-2) | High IS-LB | 1 | 8.43K | 154K | Sep 1996 – Feb 1999 |