| Husie #142-051-33559 | Chesapeake Operating L.L.C. | BurlesonHooker Creek (Navarro A) | PluggedOil | 4,500 | May 12, 1997 | 1 | Mar 2017 |
| Winchester Unit #1HZ42-051-33558 | Magnolia Oil & Gas Operating LLC | BurlesonGiddings (Buda) | ActiveOil | 11,222 | May 7, 1997 | 2 | Aug 2026 |
| Storm Unit #1HZ42-051-33556 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 12,663 | May 1, 1997 | 1 | Jul 2026 |
| Remington Unit #1HZ42-051-33557 | Magnolia Oil & Gas Operating LLC | BurlesonGiddings (Buda) | Shut inOil | 11,327 | May 1, 1997 | 2 | Aug 2026 |
| Bowers-Piwonka #1HZ42-051-33555 | Outlaw Oil LLC | BurlesonGiddings (Austin Chalk-3) | Shut inOil | 8,277 | Apr 24, 1997 | 1 | Dec 2024 |
| Hudson-Lyon Unit #1HHZ42-051-33064 | Akg Operating Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 14,500 | Apr 16, 1997 | 3 | Aug 2012 |
| Lewis Unit #1HZ42-051-33547 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 13,129 | Apr 11, 1997 | 2 | Jul 2026 |
| Gold Pertl #1 #1HZ42-051-30455 | Kouatli Aiman M. | BurlesonCaldwell (Austin Chalk) | ActiveOil | 8,009 | Apr 8, 1997 | 4 | Jul 2026 |
| R. B. Wilkens OL Unit #1HZ42-051-33554 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 12,559 | Apr 2, 1997 | 1 | Jul 2026 |
| Circle C No. 1 #1HZ42-051-30720 | Landmark Exploration Inc. | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 12,000 | Apr 1, 1997 | 3 | Aug 2005 |
| Moore Jessie #5REHZ42-051-31493 | Verdun Oil & Gas LLC | BurlesonGiddings (Austin Chalk Gas) | ActiveGas | 14,189 | Mar 31, 1997 | 3 | Jun 2026 |
| Kazmir-Matcek Unit #1HHZ42-051-31411 | Sage Energy Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 12,000 | Mar 28, 1997 | 2 | Jan 2004 |
| Archie Unit #1HHZ42-051-33553 | Magnolia Oil & Gas Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 10,915 | Mar 19, 1997 | 1 | Mar 2026 |
| Galls Unit #1HHZ42-051-33125 | Sage Energy Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 9,650 | Mar 13, 1997 | 2 | Nov 2002 |
| Kostelka #1 HHZ42-051-31541 | Kouatli Aiman M. | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 7,611 | Mar 3, 1997 | 2 | Jul 2026 |
| Scarmardo-Toupal Unit #1HZ42-051-33301 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 11,095 | Mar 3, 1997 | 4 | Jul 2026 |
| Rainbow #1HZ42-051-33193 | Morris W. Dale Inc. | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 13,200 | Feb 28, 1997 | 2 | Jul 1997 |
| J & J Unit #1HXHZ42-051-33550 | Magnolia Oil & Gas Operating LLC | BurlesonGiddings (Austin Chalk-3) | Shut inOil | 11,475 | Feb 28, 1997 | 3 | Sep 2025 |
| Homeyer OL Unit #1HZ42-051-33551 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 13,250 | Feb 27, 1997 | 2 | Jul 2026 |
| Fritcher W. R. Unit #1HZ42-051-32650 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 10,000 | Feb 26, 1997 | 2 | Sep 2019 |
| Mecom Unit #1HZ42-051-33542 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 11,527 | Jan 30, 1997 | 1 | Jul 2026 |
| Krug-Savage Unit #1HZ42-051-33548 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 12,405 | Jan 23, 1997 | 1 | Jul 2026 |
| Mais-Kachtik #1HHZ42-051-33549 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | Shut inOil | 11,525 | Jan 23, 1997 | 1 | Jul 2019 |
| Perry-Alford Unit #1HZ42-051-33546 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 11,638 | Jan 15, 1997 | 1 | Jul 2026 |
| J & J Unit #1H_HZ42-051-33544 | — | BurlesonGiddings (Austin Chalk-3) | Plugged | 11,881 | Jan 9, 1997 | 1 | — |
| Armstrong #142-051-33545 | Ernest Operating Company | BurlesonHooker Creek (Navarro A) | ActiveOil | 4,385 | Jan 9, 1997 | 1 | Aug 2026 |
| Hovorak-Hejl Unit #1HZ42-051-33543 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 11,790 | Dec 27, 1996 | 1 | Jul 2026 |
| Albright L. #1HZ42-051-31524 | Anadarko E&P Company LP | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 7,860 | Dec 5, 1996 | 4 | Nov 2006 |
| Oppermann Emil #1 HHZ42-051-33091 | Akg Operating Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 12,500 | Dec 4, 1996 | 2 | Feb 1999 |
| Whitney Unit #1HZ42-051-33539 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 13,236 | Dec 3, 1996 | 2 | Jul 2026 |
| Neal-Garbs Unit #1HZ42-051-33540 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 6,825 | Dec 3, 1996 | 1 | Jul 2026 |
| Lauderdale Unit #14AHHZ42-051-32781 | Iron Ridge Operating LLC | BurlesonGiddings (Austin Chalk-3) | Shut inOil | 11,241 | Nov 18, 1996 | 3 | Nov 2021 |
| Patterson G #1HHZ42-051-33538 | XTO Energy Inc. | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 8,000 | Nov 12, 1996 | 1 | Jun 2011 |
| Chmelar Frank #3XHZ42-051-33536 | Outlaw Oil LLC | BurlesonGiddings (Austin Chalk-3) | Shut inOil | 8,479 | Nov 8, 1996 | 2 | Jun 2023 |
| Hejl Unit #1HZ42-051-33533 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 13,150 | Nov 7, 1996 | 1 | Jul 2026 |
| Krug Unit #1HZ42-051-33534 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 11,764 | Nov 7, 1996 | 1 | Jul 2026 |
| Wilkin Mabel #7HLHZ42-051-33535 | Verdun Oil & Gas LLC | BurlesonNavasota River (Cretaceous Lwr.) | ActiveGas | 15,931 | Nov 7, 1996 | 2 | Aug 2026 |
| Doug -a- #142-051-33537 | Ernest Operating Company | BurlesonHooker Creek (Navarro A) | ActiveOil | 4,448 | Nov 7, 1996 | 1 | Aug 2026 |
| Savage Unit #1HZ42-051-33532 | Magnolia Oil & Gas Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 10,550 | Oct 31, 1996 | 2 | Aug 2026 |
| Horne Management Company #2HHZ42-051-33526 | Sage Energy Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 8,700 | Oct 22, 1996 | 1 | Oct 2002 |
| Cecelia-Bedford Unit #1HZ42-051-32823 | Outlaw Oil LLC | BurlesonGiddings (Austin Chalk Gas) | ActiveGas | 8,700 | Oct 17, 1996 | 3 | Aug 2026 |
| Maresh-Galloway Unit #1HZ42-051-33531 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 11,520 | Oct 15, 1996 | 2 | Jul 2026 |
| Luksa OL Unit #1HZ42-051-33530 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 13,950 | Oct 11, 1996 | 1 | Jul 2026 |
| Giessel a Unit #142-051-31312 | Bellwether Exploration Company | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 9,500 | Oct 4, 1996 | 2 | — |
| Magee Henry G. et al #1HZ42-051-33529 | Verdun Oil & Gas LLC | BurlesonGiddings (Austin Chalk Gas) | ActiveGas | 14,411 | Sep 9, 1996 | 3 | Aug 2026 |
| Pistol Unit #1HZ42-051-33528 | Magnolia Oil & Gas Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 12,138 | Sep 6, 1996 | 1 | Aug 2026 |
| Friddell OL Unit #1HZ42-051-33527 | Wildfire Energy Operating LLC | BurlesonGiddings (Austin Chalk-3) | ActiveOil | 12,478 | Aug 23, 1996 | 1 | Jul 2026 |
| Machovsky - a - Unit #142-051-30897 | Mission Resources Corporation | BurlesonGiddings (Pecan Gap) | PluggedOil | 10,000 | Aug 21, 1996 | 2 | Aug 2023 |
| Hamblen #142-051-31038 | Bellwether Exploration Company | BurlesonBig -a- Taylor | PluggedGas | 10,000 | Aug 20, 1996 | 2 | Dec 2013 |
| Blinka-Poehl #142-051-31095 | Nitro Oil & Gas LLC | BurlesonBig -a- Taylor | Temporarily abandonedGas | 9,369 | Aug 20, 1996 | 2 | Aug 2023 |