| Webb County School Land 504 G-1-274956 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 6.5M | May 2014 – Jul 2026 |
| Webb County School Land 504 G-1-279087 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4.55M | Nov 2014 – Jul 2026 |
| Webb County School Land 504 G-1-279102 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4M | Dec 2014 – Jul 2026 |
| Webb County School Land 504 G-1-279122 | Lewis Petro Properties, Inc. only | Briscoe Ranch (Eagleford) | Webb | 1 | 0 | 0 | Nov 2014 – Jul 2026 |
| Webb County School Land 504 G-1-279145 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4.08M | Jan 2015 – Jul 2026 |
| Webb County School Land 504 G-1-279297 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 5.53M | Feb 2015 – Jul 2026 |
| Webb County School Land 504 G-1-279363 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 5.53M | Mar 2015 – Jul 2026 |
| Webb County School Land 504 G-1-287695 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4.66M | Jun 2019 – Jul 2026 |
| Webb County School Land 504 G-1-287700 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4.63M | Jul 2019 – Jul 2026 |
| Webb County School Land 504 G-1-288115 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4.33M | Jul 2019 – Jul 2026 |
| Webb County School Land 504 G-1-293221 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 4.12M | Jun 2022 – Jul 2026 |
| Webb County School Land 504 G-1-293222 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 3.48M | Jun 2022 – Jul 2026 |
| Webb County School Land 504 G-1-293246 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 2.98M | Jun 2022 – Jul 2026 |
| Wm Webb County School Land G-4-51602 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 105K | Jan 1993 – Jul 2026 |
| Wm Webb County School Land G-4-52545 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 164K | Jan 1993 – Jul 2026 |
| Wm Webb County School Land G-4-52627 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 262K | Jan 1993 – Jul 2026 |
| Wm Webb County School Land G-4-53061 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 635K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-54179 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 255K | Jan 1993 – Jul 2026 |
| Wm Webb County School Land G-4-54541 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 138K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-54805 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 157K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-54808 | White Marlin Operating Co, LLC only | Owen (Olmos) | — | 1 | 0 | 89.5K | Jan 1993 – Oct 2017 |
| Webb County School Land G-4-55107 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 339K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-55296 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 105K | Jan 1993 – Jul 2026 |
| Webb County School Lands G-4-56589 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 209K | Jan 1993 – Aug 2019 |
| Webb County School Lands G-4-57125 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 201K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-58887 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 8.65K | Jan 1993 – Mar 2008 |
| Webb County Scool Land G-4-60164 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 134K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-62275 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 44.4K | Jan 1993 – Jul 2026 |
| Webb County G-4-65021 | Continental Exploration, L.L.C. only | Lake Casa Blanca, SE. (Lobo) | — | 1 | 0 | 227K | Jan 1993 – Apr 2015 |
| Wm Webb County School Land G-4-69979 | Lewis Petro Properties, Inc. only | Owen (Olmos) | — | 1 | 0 | 461K | Jan 1993 – Jul 2026 |
| Webb County School Board G-4-87366 | Proline Energy Resources Inc only | Mancho Prado (L-1) | Webb | 1 | 0 | 1.41M | Jan 1993 – Jul 2026 |
| Webb County School Board G-4-91576 | Proline Energy Resources Inc only | Mancho Prado (L-1) | Webb | 1 | 0 | 1.5M | Jan 1993 – Jul 2026 |
| Webb County School Board G-4-109792 | Faulconer, Vernon E., Inc. only | Mancho Prado (L-1) | Webb | 1 | 0 | 1.72M | Jan 1993 – Feb 2015 |
| Webb County School Land G-4-111550 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 119K | Jan 1993 – Jan 2013 |
| Webb County School Land G-4-113634 | Coastal Oil & Gas Corporation only | Owen (Olmos) | Webb | 1 | 0 | 1.97K | Jan 1993 – Jul 1993 |
| Webb County School Land G-4-113637 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 177K | Jan 1993 – Jul 2012 |
| Webb County School Land G-4-113863 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 435K | Jan 1993 – Aug 2019 |
| Webb County School Land G-4-114730 | Coastal Oil & Gas Corporation only | Owen (Olmos) | Webb | 1 | 0 | 682 | Jan 1993 – Jul 1993 |
| Webb County School Land G-4-115078 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 205K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-115668 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 162K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-115742 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 143K | Jan 1993 – Jul 2017 |
| Webb County School Land G-4-116634 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 56.4K | Jan 1993 – May 2010 |
| Webb County School Land G-4-116668 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 97.3K | Jan 1993 – Jul 2017 |
| Webb County School Land G-4-117054 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 412K | Jan 1993 – Jul 2026 |
| Webb County School Land G-4-117853 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 98.2K | Jan 1993 – Jan 2012 |
| Webb County School Land G-4-117873 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 161K | Jan 1993 – Aug 2011 |
| Webb County School Land G-4-119150 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 0 | 553K | Jan 1993 – Jul 2026 |
| Webb County School Board G-4-120751 | Faulconer, Vernon E., Inc. only | Big Cowboy (Lobo) | Webb | 1 | 0 | 667K | Jan 1993 – Dec 2012 |
| Webb County School Board G-4-123430 | North Central Oil Corp. only | Big Cowboy (Lobo) | Webb | 1 | 0 | 354K | Jan 1993 – Jun 1999 |
| Webb County School Land 504 G-1-274274 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 0 | 11.2M | Jan 2014 – Jul 2026 |