| Slovacek-Glover Unit O-3-22002 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 740K | 2.61M | Feb 1993 – Aug 2026 |
| Browning Unit O-3-23067 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 709K | 752K | Jul 1996 – Aug 2026 |
| Tamu O-3-21415 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 6 | 672K | 5.9M | by Jan 1993 – Jul 2026 |
| Fillippone, Marion J. Fee O-3-12060 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 8 | 597K | 3.02M | by Jan 1993 – Jul 2026 |
| Newell-Toupal Unit O-3-21390 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 564K | 587K | by Jan 1993 – Jul 2026 |
| Vavra-Van Dresar Unit O-3-22108 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 536K | 1.81M | May 1993 – Aug 2026 |
| Graham, Lois -A- O-3-14783 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 530K | 789K | by Jan 1993 – Jul 2026 |
| Brewer-Bridges Unit O-3-22862 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 511K | 607K | Aug 1995 – Aug 2026 |
| Barton-Stufflebeme Unit O-3-21198 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 509K | 1.09M | by Jan 1993 – Jul 2026 |
| Hovorak-Spearman Unit O-3-21836 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 503K | 727K | by Jan 1993 – Jul 2026 |
| Whitney Unit O-3-23180 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 498K | 228K | Jan 1997 – Jul 2026 |
| TCB-Radar Unit O-3-22990 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 496K | 87.4K | Apr 1996 – Jul 2026 |
| Drgac-Alford Unit O-3-22136 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 485K | 371K | Aug 1993 – Jul 2026 |
| Paul-Lehde Unit O-3-21516 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 4 | 472K | 1.78M | by Jan 1993 – Aug 2026 |
| Colley-Treybig Unit O-3-22555 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 459K | 533K | Jul 1994 – Aug 2026 |
| Steck Unit No. 1 O-3-22811 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 458K | 1.84M | Jul 1995 – Aug 2026 |
| Hicks, W. B. O-3-13376 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 455K | 1.89M | by Jan 1993 – Aug 2026 |
| Albright-Worthington Unit O-3-22250 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 439K | 866K | Dec 1993 – Aug 2026 |
| Alford-Hodges Unit O-3-22212 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 432K | 408K | Oct 1993 – Jun 2026 |
| Muzny O-3-22248 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 428K | 609K | Oct 1993 – Jul 2026 |
| Hurry-Britt Unit O-3-21542 | Proline Energy Resources Inc only | Caldwell (Austin Chalk) | Burleson | 3 | 420K | 1.06M | by Jan 1993 – Aug 2026 |
| Drgac-Martin Unit O-3-22311 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 418K | 228K | Jan 1994 – Aug 2026 |
| Hajovsky-Bertone Unit O-3-22282 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 417K | 314K | Aug 1993 – Jul 2026 |
| Skrivanek-Ehlert Unit No. 1 O-3-22339 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 416K | 921K | Dec 1993 – Aug 2026 |
| Crnkovic, Mildred Unit O-3-13912 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 412K | 824K | by Jan 1993 – Jul 2026 |
| Loehr-Englemann Unit O-3-22043 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 406K | 1.05M | Apr 1993 – Jul 2026 |
| Easterwood O-3-18593 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 399K | 472K | by Jan 1993 – Jul 2026 |
| Smith-Flippin Unit O-3-22183 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 388K | 232K | Aug 1993 – Sep 2019 |
| Friddell OL Unit O-3-23104 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 388K | 48.4K | Oct 1996 – Jul 2026 |
| Drgac-Ehlert Unit No. 1 O-3-22445 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 385K | 722K | Jun 1994 – Aug 2026 |
| Storm Unit O-3-23276 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 381K | 62.8K | Jun 1997 – Jul 2026 |
| Ozzie O-3-27920 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 376K | 416K | Jul 2021 – Aug 2026 |
| Urbanovsky Unit O-3-22556 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 374K | 232K | Oct 1994 – Jul 2026 |
| Schumacher-Wilhelm Unit O-3-22581 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 6 | 370K | 481K | Oct 1994 – Aug 2026 |
| Chalk Hill Unit O-3-22928 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 370K | 298K | Jan 1996 – Jul 2026 |
| Mecom Unit O-3-23240 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 369K | 63.8K | Mar 1997 – Jul 2026 |
| Scarmardo-Toupal Unit O-3-21555 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 365K | 657K | by Jan 1993 – Jul 2026 |
| BI-County Unit 1 O-3-22831 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 364K | 273K | Jun 1995 – Aug 2026 |
| Lightsey-Loehr "a" Unit O-3-21173 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 363K | 764K | by Jan 1993 – May 2026 |
| Chaloupka-Worthington Unit O-3-22783 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 357K | 789K | Jul 1995 – Aug 2026 |
| Rathjen OL Unit O-3-23422 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 355K | 27K | Jan 1998 – Jul 2026 |
| W. L. Ranch Unit O-3-25166 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 352K | 234K | Mar 2008 – Jul 2026 |
| Moore-Patranella Unit O-3-22124 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 351K | 1.16M | Jul 1993 – Aug 2026 |
| Ponzio 1-H Unit O-3-24017 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 349K | 449K | Dec 2000 – Jul 2026 |
| McNeese, A. G. O-3-12625 | Proline Energy Resources Inc only | Caldwell (Austin Chalk) | Burleson | 5 | 348K | 2.71M | by Jan 1993 – Aug 2026 |
| Lehde-Lela Unit O-3-21721 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 344K | 1.69M | by Jan 1993 – Aug 2026 |
| Drgac-Loehr Unit O-3-22213 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 341K | 192K | Nov 1993 – Jul 2026 |
| Barton Lightsey Unit O-3-22800 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 335K | 1.25M | Jun 1995 – Aug 2026 |
| Hovorak-Lightsey Unit O-3-20854 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 334K | 589K | by Jan 1993 – Jul 2026 |
| Walrus Unit O-3-24182 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 330K | 335K | Oct 2001 – Jul 2026 |