| Fullerton Clearfork Unit O-10-1770 | Hilcorp Energy Company only | Fullerton | Andrews | 1,406 | 77.4M | 65.6M | by Jan 1993 – Aug 2026 |
| Flanagan Unit O-11-66166 | Hilcorp Energy Company only | Flanagan (Clearfork, Cons.) | Gaines | 220 | 15.9M | 5.03M | by Jan 1993 – Aug 2026 |
| Goldsmith Andector Unit O-10-21193 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Ector | 625 | 14.4M | 162M | by Jan 1993 – Aug 2026 |
| Dollarhide Unit O-10-13869 | Scout Energy Management LLC only | Dollarhide (Clear Fork) | Andrews | 224 | 13.7M | 20.5M | by Jan 1993 – Aug 2026 |
| North Dollarhide Unit O-10-32853 | OXY USA WTP LP only | Dollarhide (Clear Fork) | Andrews | 100 | 6.57M | 7.29M | by Jan 1993 – Aug 2026 |
| Shafter Lake Clearfork Unit O-10-34411 | Highmark Energy Operating, LLC only | Shafter Lake (Clear Fork) | Andrews | 79 | 5.64M | 1.51M | Feb 1995 – Aug 2026 |
| Bitler-Lowe Clearfork Unit O-10-29029 | Highmark Energy Operating, LLC only | Fullerton | Andrews | 50 | 2.57M | 1.15M | by Jan 1993 – Aug 2026 |
| Boydell South Unit O-10-40861 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 31 | 995K | 506K | Aug 2011 – Aug 2026 |
| Fuhrman -C- O-10-32451 | Silver Cross Energy Partners LLC only | Nix (Clearfork) | Andrews | 19 | 863K | 1.91M | by Jan 1993 – Jul 2026 |
| Bum -A- O-10-2123 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Andrews | 14 | 646K | 7.01M | by Jan 1993 – Aug 2026 |
| Texas -PP- O-10-14191 | Scout Energy Management LLC only | Shafter Lake (Clear Fork) | Andrews | 5 | 492K | 211K | by Jan 1993 – Aug 2026 |
| UL Leafcutter D O-10-55130 | Diamondback E&P LLC only | Spraberry (Trend Area) | Andrews | 1 | 359K | 335K | Oct 2020 – Aug 2026 |
| UL Leafcutter A O-10-55216 | Diamondback E&P LLC only | Spraberry (Trend Area) | Andrews | 1 | 358K | 358K | Oct 2020 – Aug 2026 |
| UL Leafcutter B O-10-55157 | Diamondback E&P LLC only | Spraberry (Trend Area) | Andrews | 1 | 354K | 340K | Oct 2020 – Aug 2026 |
| Parker, J. E. O-10-30924 | Exxon Mobil Corporation only | Martin (Clear Fork) | Andrews | 21 | 353K | 11.9M | by Jan 1993 – Nov 2000 |
| University -3- O-10-21310 | Crownquest Operating, LLC only | Martin (Clear Fork) | Andrews | 8 | 351K | 944K | by Jan 1993 – Nov 2000 |
| University -154- O-10-10925 | Highmark Energy Operating, LLC only | Shafter Lake (Clear Fork) | Andrews | 5 | 350K | 194K | by Jan 1993 – Aug 2026 |
| Allar O-10-34737 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 4 | 346K | 1.37M | Oct 1995 – Jul 2011 |
| UL Leafcutter C O-10-55197 | Diamondback E&P LLC only | Spraberry (Trend Area) | Andrews | 1 | 344K | 317K | Oct 2020 – Aug 2026 |
| Lockhart O-10-26353 | Huntington Energy, L.L.C. only | Martin (Clear Fork) | Andrews | 11 | 339K | 5.86M | by Jan 1993 – May 2010 |
| Hancock O-10-33228 | Silver Cross Energy Partners LLC only | Nix (Clearfork) | Andrews | 6 | 325K | 1.47M | by Jan 1993 – Jul 2026 |
| University -F- O-10-19655 | Highmark Energy Operating, LLC only | Shafter Lake (Clear Fork) | Andrews | 3 | 318K | 125K | by Jan 1993 – Aug 2026 |
| University 173 O-10-19459 | Highmark Energy Operating, LLC only | Shafter Lake (Clear Fork) | Andrews | 3 | 301K | 152K | by Jan 1993 – Aug 2026 |
| Texas -QQ- O-10-14827 | Scout Energy Management LLC only | Shafter Lake (Clear Fork) | Andrews | 4 | 297K | 139K | Mar 1997 – Aug 2026 |
| Fuhrman O-10-32154 | Silver Cross Energy Partners LLC only | Nix (Clearfork) | Andrews | 13 | 293K | 771K | by Jan 1993 – Jul 2026 |
| Universityleah O-10-40274 | OXY USA Inc. only | Saint Wilma (Strawn) | Andrews | 9 | 269K | 319K | Jul 2010 – Sep 2014 |
| Simon-Littman -7- O-10-32971 | Paraluxe Oil & Gas, LLC only | Smith (Clear Fork) | Andrews | 3 | 267K | 275K | by Jan 1993 – Aug 2026 |
| McWhorter O-10-33785 | MGM Oil & Gas Company only | Boydell, S. (Clear Fork, Lo.) | Andrews | 4 | 244K | 198K | Apr 1993 – Feb 2026 |
| Univ. II Sec. -1- O-10-28221 | Arco Permian only | Martin (Clear Fork) | Andrews | 17 | 243K | 7.33M | by Jan 1993 – Nov 2000 |
| Hedberg Estate "E" O-10-34391 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 1 | 235K | 918K | Jan 1995 – Jul 2011 |
| Hedberg Estate "C" O-10-33750 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 2 | 225K | 766K | Mar 1993 – Jul 2011 |
| Quick Dollar O-10-52514 | OXY USA WTP LP only | Dollarhide (Clear Fork) | Andrews | 1 | 208K | 269K | Mar 2019 – Aug 2026 |
| County Line O-10-34568 | R2Q Operating LLC only | Selma Andrews (U. Clearfork) | Andrews | 6 | 208K | 0 | Jul 1995 – Jan 2022 |
| White, J. M. O-10-36723 | Citation Oil & Gas Corp. only | Block a-34 (Clearfork) | Andrews | 3 | 193K | 0 | Sep 2001 – Jul 2006 |
| Allberg O-10-42296 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 4 | 188K | 118K | Jun 2012 – Aug 2026 |
| University -36- O-10-21843 | Legacy Reserves Operating LP only | Shafter Lake (Clear Fork) | Andrews | 1 | 178K | 36.5K | by Jan 1993 – Feb 2022 |
| University "P" O-10-5495 | Scout Energy Management LLC only | Shafter Lake (Clear Fork) | Andrews | 5 | 175K | 139K | by Jan 1993 – Aug 2026 |
| Parker, J E A/C 3A O-10-33799 | Exxon Mobil Corporation only | Martin (Clear Fork) | Andrews | 5 | 166K | 6.14M | Apr 1993 – Nov 2000 |
| Hedberg Estate "F" O-10-35133 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 2 | 153K | 507K | Nov 1996 – Jul 2011 |
| Fast Dollar O-10-52335 | OXY USA WTP LP only | Dollarhide (Clear Fork) | Andrews | 1 | 146K | 154K | Mar 2019 – Aug 2026 |
| Tullamore 24 O-10-45335 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 2 | 141K | 209K | Nov 2013 – Aug 2026 |
| Cox "A" O-10-23690 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 2 | 123K | 112K | by Jan 1993 – Aug 2026 |
| Fuhrman -F- O-10-32632 | Silver Cross Energy Partners LLC only | Nix (Clearfork) | Andrews | 5 | 120K | 349K | by Jan 1993 – Jul 2026 |
| Simon-Littman O-10-32322 | Paraluxe Oil & Gas, LLC only | Smith (Clear Fork) | Andrews | 4 | 115K | 137K | by Jan 1993 – Aug 2026 |
| Allar "8" O-10-36135 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 2 | 109K | 274K | Nov 1999 – Jul 2011 |
| Parker, J. E. O-10-29246 | Exxon Mobil Corporation only | Martin (Clear Fork, LO) | Andrews | 12 | 105K | 717K | by Jan 1993 – Nov 2000 |
| Cox Estate O-10-20611 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 5 | 105K | 117K | by Jan 1993 – Aug 2026 |
| Fuhrman -E- O-10-32492 | Silver Cross Energy Partners LLC only | Nix (Clearfork) | Andrews | 1 | 89.7K | 266K | by Jan 1993 – Jul 2026 |
| University -141- O-10-17918 | Highmark Energy Operating, LLC only | Shafter Lake (Clear Fork) | Andrews | 2 | 87.4K | 27.2K | by Jan 1993 – May 2021 |
| Selma Andrews O-10-32298 | Texland Petroleum, L.P. only | Boydell, S. (Clear Fork, Lo.) | Andrews | 1 | 86.1K | 226K | by Jan 1993 – Jul 2011 |