| Polk, J. V. -B- O/A O-3-3415 | Port Neches | Orange | 22 | 1.21M | 318K | Jan 1993 – Jul 2026 |
| Stark, W. H. -B- O-3-3417 | Port Neches | Orange | 27 | 960K | 325K | Jan 1993 – Jul 2026 |
| Atkinson Island Unit O-3-26885 | Atkinson Island (Cons.) | Chambers | 11 | 852K | 640K | Oct 2015 – Jul 2026 |
| State Tract 118 O-3-26312 | Cedar Point (Upper Frio) | Chambers | 12 | 841K | 666K | Oct 2013 – Jul 2026 |
| State Tract 216 O-2-6058 | Grass Island (Farwell -A-) | Calhoun | 4 | 664K | 241K | Jan 1993 – Jul 2026 |
| State Tract 216 O-2-6506 | Grass Island (Matagorda -A-) | Calhoun | 8 | 632K | 494K | Jan 1993 – Jul 2026 |
| State Tract 216 O-2-5707 | Grass Island (Farwell -M-) | Calhoun | 4 | 572K | 413K | Jan 1993 – Jul 2026 |
| State Tract 216 O-2-6568 | Grass Island (4220) | Calhoun | 4 | 399K | 377K | Jan 1993 – Jul 2026 |
| State Tract 118 O-3-26313 | Cedar Point (Miocene) | Chambers | 23 | 340K | 447K | Oct 2013 – Jul 2026 |
| Port Neches (Marg. Area 1) O-3-22096 | Port Neches (Marg Area 1) | Orange | 14 | 278K | 71K | Sep 1993 – Jul 2026 |
| Kuhn, H. J. -Tract #1 O-3-3411 | Port Neches | Orange | 11 | 240K | 61.4K | Jan 1993 – Jul 2026 |
| Umbrella Point Unit O-3-23819 | Umbrella Point (F- 1) | Chambers | 1 | 216K | 377K | Oct 1999 – Jul 2026 |
| Kuhn, H. J. -Tract #2 O-3-3412 | Port Neches | Orange | 15 | 192K | 88.5K | Jan 1993 – Jul 2026 |
| State Tract 216 O-2-7049 | Grass Island (4870) | Calhoun | 2 | 189K | 150K | Jan 1993 – Jul 2026 |
| State Tract 128 O-3-17595 | Cedar Point, S. (Frio 3) | Chambers | 1 | 159K | 565K | Jan 1993 – Jul 2026 |
| Polk-Kuhn-Glass O-3-3414 | Port Neches | Orange | 7 | 112K | 38.4K | Jan 1993 – Jul 2026 |
| Polk, J. V. -a- NCT-1 O-3-3416 | Port Neches | Orange | 18 | 107K | 54K | Jan 1993 – Jul 2026 |
| State Tract 216 O-2-8740 | Grass Island (Farwell Q) | Calhoun | 2 | 32.1K | 44.8K | Feb 2002 – Jul 2026 |
| Stark, W.H. -B- NCT-2 O-3-23091 | Port Neches | — | 2 | 19.5K | 8.43K | Nov 1996 – Jul 2026 |
| State Tract 210 O-2-8623 | Grass Island (4220) | Calhoun | 1 | 13.3K | 37.9K | Sep 2000 – Jul 2026 |
| State Tract 95 O-3-26518 | Cedar Point (Miocene) | Chambers | 1 | 13K | 13.1K | Jul 2014 – Jul 2026 |
| State Tract 94 O-3-26517 | Cedar Point (Miocene) | Chambers | 1 | 6.78K | 8.79K | Jul 2014 – Jul 2026 |
| State Tract 216 O-2-8512 | Grass Island (4600) | Calhoun | 2 | 6.09K | 10.9K | Oct 1999 – Jul 2026 |
| State Tract 72 O-3-27701 | Umbrella Point (F-14) | Chambers | 1 | 4.52K | 31.2K | Sep 2019 – Jul 2026 |
| Polk, J. V., -a- NCT-2 O-3-8480 | Port Neches | — | 1 | 3.06K | 686 | Jan 1993 – Jul 2026 |
| State Tract 118 G-3-213315 | Cedar Point | Chambers | 1 | 0 | 220 | Dec 2005 – Jul 2026 |
| Polk-Kuhn-Glass G-3-201189 | Port Neches | — | 1 | 0 | 12K | Mar 2004 – Jul 2026 |
| State Tract 118 G-3-177928 | Cedar Point (Miocene 2900) | Chambers | 1 | 0 | 757K | Jun 2000 – Jul 2026 |
| Atkinson Island SWD G-3-171804 | Cedar Point (Upper Frio) | Chambers | 1 | 0 | 0 | Jan 1999 – Jul 2026 |
| State Tract 210 O-2-9031 | Grass Island (Farwell -A-) | Calhoun | 1 | 0 | 0 | Dec 2005 – Jul 2026 |
| Cedar Point SWD O-3-26946 | Cedar Point (Miocene) | Chambers | 1 | 0 | 0 | Feb 2016 – Jul 2026 |
| State Tract 119 O-3-26947 | Cedar Point (Miocene) | — | 1 | 0 | 0 | Feb 2016 – Jul 2026 |
| State Tract 72 G-3-260514 | Umbrella Point (VX Gyro K) | Chambers | 1 | 0 | 693K | Aug 2010 – Jul 2026 |
| Texas State Tract 87 O-3-16604 | Umbrella Point (F-15) | Chambers | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Polk, J.V. B O/A G-3-76732 | Port Neches | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| Kuhn, H. J. TR 2 G-3-69481 | Port Neches | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| State Tract 118 G-3-33730 | Cedar Point (Miocene 2760) | — | 1 | 0 | 0 | Jan 1993 – Jul 2026 |
| State Tract 119 O-3-26311 | Cedar Point (Upper Frio) | Chambers | 1 | 0 | 0 | Oct 2013 – Jul 2026 |
| Stark, W. H., -B- G-3-8017 | Port Neches, N (Seg East 8300) | — | 1 | 0 | 35.7K | Jan 1993 – Jul 2026 |
| Polk, J. V., -A- G-3-8015 | Port Neches, N (Seg East 8300) | — | 1 | 0 | 588K | Jan 1993 – Jul 2026 |
| State Tract 224 G-2-181012 | Grass Island (Saluria -D-) | Calhoun | 1 | 0 | 870K | Apr 2000 – Jul 2026 |
| Degolyer G-2-282171 | Powderhorn, South (3900) | Calhoun | 1 | 0 | 90.2K | Dec 2008 – Jul 2026 |
| State Tract -210- G-2-183621 | Grass Island (Farwell -R-) | Calhoun | 1 | 0 | 59.2K | Aug 2000 – Jul 2026 |
| Atkinson Island Unit G-3-213676 | Atkinson Island (Frio) | Chambers | 1 | 0 | 980K | Nov 2005 – Jan 2025 |
| Atkinson Island Unit G-3-126202 | Atkinson Island (Frio) | Chambers | 1 | 0 | 289K | Jan 1993 – Jan 2025 |
| Winfree, E.H. O-3-18449 | Barbers Hill | Chambers | 3 | 3.67K | 20 | Jan 1993 – Jan 2019 |