| State Tract 98-L O-3-25327 | Gulf Coast Operations, LLC | Block 98-L (MA-1) | 2 | 441K | 290K | Jun 2007 – Jul 2026 |
| State Lease 60729 O-3-9726 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-a, HC) | 2 | 430K | 284K | Jan 1993 – Jul 2026 |
| State Lease 60729 O-3-20448 | Jefferson Block 24 Oil & Gas LLC | High Island Blk. 24-L (FB-a, HF) | 1 | 397K | 258K | Jan 1993 – Jul 2026 |
| Block 55-L SW/4 O-3-24634 | Seiran E & P Company, LLC | High Island BLK.55-L (Disc. B) | 2 | 196K | 271K | Feb 2004 – Jul 2026 |
| S.L. 75944 Block 55-L SW/4 O-3-21394 | Bandera Oil & Gas Inc | High Island BLK.55-L (Disc. B) | 1 | 161K | 261K | Jan 1993 – Jul 2026 |
| State Lease 59455 O-3-9707 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L(FB-C, CM-11) | 1 | 156K | 136K | Jan 1993 – Jul 2026 |
| State Lease 59455 O-3-9695 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-C, GL) | 3 | 145K | 333K | Jan 1993 – Jul 2026 |
| Block 55-L SW/4 O-3-24635 | Seiran E & P Company, LLC | High Island Blk. 55-L (DB-6) | 1 | 124K | 210K | Feb 2004 – Jul 2026 |
| State Lease 103389 O-3-25415 | Jefferson Block 24 Oil & Gas LLC | High Is.blk. 24-L (HD SD) | 1 | 124K | 184K | Jul 2009 – Jul 2026 |
| MF114921 HI 31-L O-3-26516 | Fieldwood Energy Offshore LLC | High Island Blk. 30-L (8985) | 1 | 123K | 512K | Sep 2013 – Jul 2026 |
| State Tract 30-L O-3-11408 | Dynamic Offshore Resources, LLC | High Island Blk. 30-L (8985) | 3 | 80.8K | 147K | Jan 1993 – Jul 2026 |
| State Lease 59454 O-3-20820 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-DD, HC) | 1 | 56.6K | 191K | Jan 1993 – Jul 2026 |
| High Island 24-L, N/2, NW/4 O-3-26021 | Jefferson Block 24 Oil & Gas LLC | Sacatosa (Georgetown) | 1 | 49.5K | 65.9K | Sep 2011 – Jul 2026 |
| State Tract 98-L O-3-23973 | Whiting Petroleum Corporation | Block 98-L (Amph B) | 1 | 41.9K | 117K | Sep 2000 – Feb 2002 |
| State Lease 59456 O-3-21254 | Vastar Resources, Inc. | High Is. Blk. 24L (FB-E, HC) | 1 | 21.9K | 94K | Jan 1993 – Jan 1998 |
| State Tract 98-L O-3-25326 | Gulf Coast Operations, LLC | Block 98-L (MA-2) | 2 | 14.6K | 334K | Jul 2006 – Jul 2026 |
| State Tract 31-L O-3-16719 | Xplor Energy Operating Co. | High Is. Block 31-L (9000) | 1 | 12.6K | 15.2K | Jan 1993 – Oct 1998 |
| State Tract 10-L SW/4 O-3-12853 | Nevada Exploration Corp. | High Island BLK 10L Gulf (A-2) | 3 | 13 | 1 | Jan 1993 – Jul 2026 |
| State Lease 59455 G-3-138259 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-C, GK) | 1 | 0 | 3.9M | Jan 1993 – Jul 2026 |
| S/L 59455, High Island 24L G-3-138911 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-C, HC) | 1 | 0 | 4.06M | Jan 1993 – Jul 2026 |
| High Island Block 55-L G-3-139947 | Louisiana Natural Gas E&P Co. | High Island BLK.55-L (Disc. B-4) | 1 | 0 | 1.63M | Jan 1993 – Jun 2008 |
| S.L. 75944 Block 55-L SW/4 G-3-139959 | Bandera Oil & Gas Inc | High Island BLK.55-L (Disc. B-4) | 1 | 0 | 0 | Jan 1993 – Jun 2008 |
| State Lease 59454 G-3-141065 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-DD, HF) | 1 | 0 | 85.1K | Jan 1993 – Jul 2026 |
| High Island 24L (SL 59455) G-3-142347 | Vastar Resources, Inc. | High Island BLK 24L (FB-B, HC) | 1 | 0 | 1.01M | Jan 1993 – Jun 1994 |
| HI 23-L (TX S/L M-95293) G-3-150099 | Ocean Energy, Inc. | High Island Blk. 23-L (10,100) | 1 | 0 | 2.41M | Jan 1994 – Sep 2002 |
| High Island 24L (SL59455) G-3-150773 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-B, GP) | 1 | 0 | 622K | Jun 1994 – Jul 2026 |
| State Tract 98-L G-3-161061 | Ocean Energy, Inc. | Block 98-L | 1 | 0 | 9.31M | Jul 1996 – Jan 2002 |
| High Island 24L SL59456 G-3-161282 | Vastar Resources, Inc. | High Is. Blk. 24L (FB-F, K-Ser) | 1 | 0 | 3.95M | Aug 1996 – May 1998 |
| High Island 24L SL59456 G-3-161525 | BP America Production Company | High Is. Blk. 24L (FB-F, K-Ser) | 1 | 0 | 12.2M | Jul 1996 – Dec 2003 |
| High Island 24L SL 59456 G-3-162015 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-E, IG) | 1 | 0 | 2.87M | Nov 1996 – Jul 2026 |
| S. T. 9-L S/2 SW/4 G-3-162732 | Seagull Energy E&P Inc. | High Island BLK 9L (Top LH-13) | 1 | 0 | 1.49M | Jan 1997 – Sep 1999 |
| High Island 24L SL 59456 G-3-165605 | Jefferson Block 24 Oil & Gas LLC | High IS BLK.24L(FB-E,gp) | 1 | 0 | 370K | Aug 1997 – Jul 2026 |
| High Island 24L SL59456 G-3-167709 | Vastar Resources, Inc. | High Is. BLK 24L (FB-F, J-Ser) | 1 | 0 | 1.32M | Sep 1997 – May 2000 |
| HI 11-L (TX S/L M-97275) G-3-170759 | El Paso Production Gom Inc. | High Island BLK 11L (Lent\han) | 1 | 0 | 1.08M | Jul 1997 – Feb 2000 |
| State Tract 98-L G-3-172836 | Devon Louisiana Corporation | Wildcat | 1 | 0 | 0 | Apr 1999 – Sep 2003 |
| High Island 24L SL59456 G-3-174791 | Jefferson Block 24 Oil & Gas LLC | High Is. BLK 24L (FB-F, J-Ser) | 1 | 0 | 510K | Sep 1999 – Oct 2008 |
| High Island 24L SL59456 G-3-180132 | Jefferson Block 24 Oil & Gas LLC | High Is. Blk. 24L (FB-E, JG) | 1 | 0 | 838K | May 2000 – Aug 2008 |
| State Tract 98-L G-3-186724 | Seiran E & P Company, LLC | Block 98-L (Amph B) | 1 | 0 | 1M | Nov 2001 – Mar 2026 |
| State Tract 25-L G-3-187107 | Hunt Petroleum (Aec), Inc. | Wildcat | 1 | 0 | 1.73M | Oct 2001 – Apr 2005 |
| State Tract 98-L G-3-188834 | Coastland Operations, LLC | Block 98-L (MA-4A) | 1 | 0 | 652K | Jan 2002 – Jul 2026 |
| State Tract 98-L G-3-188835 | Coastland Operations, LLC | Block 98-L (SD-A) | 1 | 0 | 496K | Jan 2002 – Jul 2026 |
| State Tract 98-L G-3-194190 | Maritech Resources, Inc. | Block 98-L (MA-4B) | 1 | 0 | 1.22M | Feb 2003 – Jun 2007 |
| Block 55-L SW/4 G-3-204070 | Seiran E & P Company, LLC | High Island BLK.55-L (Disc. B) | 1 | 0 | 782K | Jul 2004 – Jul 2026 |
| Block 55-L SW/4 G-3-204073 | Seiran E & P Company, LLC | High Island Blk. 55-L (DB-6) | 1 | 0 | 480K | Jul 2004 – Jul 2026 |
| Block 55-L SW/4 G-3-207119 | Seiran E & P Company, LLC | High Island BLK.55-L (Disc. B) | 1 | 0 | 3.3M | Feb 2004 – Jul 2026 |
| Block 56-L S/2, SE/4 G-3-208600 | Seiran E & P Company, LLC | High Island BLK.55-L (Disc. B-4) | 1 | 0 | 1.9M | Oct 2004 – Jul 2026 |
| State Tract 25L G-3-210125 | Hunt Petroleum (Aec), Inc. | HI 25-L (HF) | 1 | 0 | 655K | Apr 2005 – Mar 2006 |
| High Island State Tract 10-L G-3-226399 | Shell Offshore Inc. | Wildcat | 1 | 0 | 0 | Jun 2005 – Jan 2008 |
| State Tract 24-L S/2 SW/4 G-3-230456 | W&T Offshore, Inc. | High Island BLK 24L (LJ) | 1 | 0 | 53.8M | Nov 2006 – Jul 2026 |
| State Tract 24-L N/2 SW/4 G-3-231670 | W&T Offshore, Inc. | High Island BLK 24L (LJ) | 1 | 0 | 28.7M | Apr 2007 – Jul 2026 |