| Slovacek-Glover Unit O-3-22002 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 736K | 2.59M | Feb 1993 – Apr 2026 |
| Browning Unit O-3-23067 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 704K | 729K | Jul 1996 – Apr 2026 |
| Tamu O-3-21415 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 6 | 671K | 5.9M | Jan 1993 – Mar 2026 |
| Fillippone, Marion J. Fee O-3-12060 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 8 | 595K | 3.02M | Jan 1993 – Mar 2026 |
| Newell-Toupal Unit O-3-21390 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 556K | 578K | Jan 1993 – Mar 2026 |
| Vavra-Van Dresar Unit O-3-22108 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 534K | 1.8M | May 1993 – Apr 2026 |
| Graham, Lois -A- O-3-14783 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 524K | 784K | Jan 1993 – Mar 2026 |
| Barton-Stufflebeme Unit O-3-21198 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 508K | 1.09M | Jan 1993 – Mar 2026 |
| Brewer-Bridges Unit O-3-22862 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 508K | 597K | Aug 1995 – Apr 2026 |
| Hovorak-Spearman Unit O-3-21836 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 502K | 726K | Jan 1993 – Mar 2026 |
| TCB-Radar Unit O-3-22990 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 495K | 87.4K | Apr 1996 – Mar 2026 |
| Whitney Unit O-3-23180 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 493K | 224K | Jan 1997 – Mar 2026 |
| Drgac-Alford Unit O-3-22136 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 484K | 370K | Aug 1993 – Mar 2026 |
| Paul-Lehde Unit O-3-21516 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 4 | 470K | 1.77M | Jan 1993 – Apr 2026 |
| Colley-Treybig Unit O-3-22555 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 457K | 530K | Jul 1994 – Apr 2026 |
| Steck Unit No. 1 O-3-22811 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 455K | 1.83M | Jul 1995 – Apr 2026 |
| Hicks, W. B. O-3-13376 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 453K | 1.88M | Jan 1993 – Apr 2026 |
| Albright-Worthington Unit O-3-22250 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 437K | 863K | Dec 1993 – Apr 2026 |
| Alford-Hodges Unit O-3-22212 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 432K | 406K | Oct 1993 – Mar 2026 |
| Muzny O-3-22248 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 427K | 608K | Oct 1993 – Mar 2026 |
| Hurry-Britt Unit O-3-21542 | Proline Energy Resources Inc only | Caldwell (Austin Chalk) | Burleson | 3 | 418K | 1.06M | Jan 1993 – Jan 2026 |
| Drgac-Martin Unit O-3-22311 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 417K | 227K | Jan 1994 – Apr 2026 |
| Hajovsky-Bertone Unit O-3-22282 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 416K | 313K | Aug 1993 – Mar 2026 |
| Skrivanek-Ehlert Unit No. 1 O-3-22339 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 414K | 914K | Dec 1993 – Apr 2026 |
| Crnkovic, Mildred Unit O-3-13912 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 410K | 819K | Jan 1993 – Mar 2026 |
| Loehr-Englemann Unit O-3-22043 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 405K | 1.05M | Apr 1993 – Mar 2026 |
| Easterwood O-3-18593 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 399K | 472K | Jan 1993 – Mar 2026 |
| Smith-Flippin Unit O-3-22183 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 388K | 232K | Aug 1993 – Sep 2019 |
| Drgac-Ehlert Unit No. 1 O-3-22445 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 384K | 720K | Jun 1994 – Apr 2026 |
| Friddell OL Unit O-3-23104 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 384K | 47.6K | Oct 1996 – Mar 2026 |
| Storm Unit O-3-23276 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 380K | 62.8K | Jun 1997 – Mar 2026 |
| Urbanovsky Unit O-3-22556 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 372K | 232K | Oct 1994 – Mar 2026 |
| Schumacher-Wilhelm Unit O-3-22581 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 6 | 370K | 481K | Oct 1994 – Apr 2026 |
| Ozzie O-3-27920 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 370K | 405K | Jul 2021 – Apr 2026 |
| Chalk Hill Unit O-3-22928 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 368K | 296K | Jan 1996 – Mar 2026 |
| Mecom Unit O-3-23240 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 368K | 63.8K | Mar 1997 – Mar 2026 |
| Scarmardo-Toupal Unit O-3-21555 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 363K | 654K | Jan 1993 – Mar 2026 |
| Lightsey-Loehr "a" Unit O-3-21173 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 363K | 763K | Jan 1993 – Mar 2026 |
| BI-County Unit 1 O-3-22831 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 362K | 272K | Jun 1995 – Apr 2026 |
| Chaloupka-Worthington Unit O-3-22783 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 355K | 787K | Jul 1995 – Apr 2026 |
| Moore-Patranella Unit O-3-22124 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 350K | 1.16M | Jul 1993 – Apr 2026 |
| Rathjen OL Unit O-3-23422 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 350K | 27K | Jan 1998 – Mar 2026 |
| W. L. Ranch Unit O-3-25166 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 349K | 234K | Mar 2008 – Mar 2026 |
| McNeese, A. G. O-3-12625 | Proline Energy Resources Inc only | Caldwell (Austin Chalk) | Burleson | 5 | 348K | 2.7M | Jan 1993 – Jan 2026 |
| Ponzio 1-H Unit O-3-24017 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 344K | 448K | Dec 2000 – Mar 2026 |
| Lehde-Lela Unit O-3-21721 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 343K | 1.69M | Jan 1993 – Apr 2026 |
| Drgac-Loehr Unit O-3-22213 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 340K | 192K | Nov 1993 – Mar 2026 |
| Barton Lightsey Unit O-3-22800 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 334K | 1.24M | Jun 1995 – Apr 2026 |
| Hovorak-Lightsey Unit O-3-20854 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 333K | 587K | Jan 1993 – Mar 2026 |
| Walrus Unit O-3-24182 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 327K | 335K | Oct 2001 – Mar 2026 |