| Denver Unit O-11-18910 | Occidental Permian Ltd. only | Wasson | Yoakum | 2,471 | 354M | 1.17B | by Jan 1993 – Aug 2026 |
| Wasson Odc Unit O-11-60000 | Occidental Permian Ltd. only | Wasson | Yoakum | 850 | 118M | 294M | by Jan 1993 – Aug 2026 |
| Willard Unit O-11-19308 | OXY USA WTP LP only | Wasson | Yoakum | 876 | 65.9M | 196M | by Jan 1993 – Aug 2026 |
| Bennett Ranch Unit O-11-19151 | Occidental Permian Ltd. only | Wasson | Yoakum | 607 | 50.7M | 51.7M | by Jan 1993 – Aug 2026 |
| Wasson South Clearfork Unit O-11-62865 | Occidental Permian Ltd. only | Wasson 72 | Gaines | 255 | 26.3M | 32.3M | by Jan 1993 – Aug 2026 |
| North Robertson Unit O-11-65930 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 562 | 25.8M | 12.2M | by Jan 1993 – Aug 2026 |
| Robertson /Clearfork/ Unit O-11-60580 | Hilcorp Energy Company only | Robertson, N. (Clear Fork 7100) | Gaines | 486 | 21.7M | 11.6M | by Jan 1993 – Aug 2026 |
| South Central Robertson Unit O-11-62596 | Crescent Energy Operating, LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 145 | 20.5M | 10M | by Jan 1993 – Aug 2026 |
| Cornell Unit O-11-19453 | Hilcorp Energy Company only | Wasson | Yoakum | 268 | 20.4M | 35.7M | by Jan 1993 – Aug 2026 |
| Central Robertson Clearfork Unit O-11-65590 | Hilcorp Energy Company only | Robertson, N. (Clear Fork 7100) | Gaines | 154 | 19.7M | 7.84M | by Jan 1993 – Aug 2026 |
| Roberts Unit O-11-19212 | Hilcorp Energy Company only | Wasson | Yoakum | 623 | 18.4M | 12.3M | by Jan 1993 – Aug 2026 |
| Mahoney, H. O. O-11-7572 | Hilcorp Energy Company only | Wasson | Yoakum | 122 | 16.9M | 32.4M | by Jan 1993 – Aug 2026 |
| Yoakum Wasson Clearfork Unit O-11-63523 | Occidental Permian Ltd. only | Wasson 72 | Yoakum | 270 | 15.2M | 5.29M | by Jan 1993 – Aug 2026 |
| Wasson North Clearfork Unit O-11-62689 | Occidental Permian Ltd. only | Wasson, NE. (Clear Fork) | Yoakum | 193 | 15.1M | 4.44M | by Jan 1993 – Aug 2026 |
| Gibson Unit O-11-62541 | Occidental Permian Ltd. only | Wasson 72 | Yoakum | 209 | 13.2M | 3.63M | by Jan 1993 – Aug 2026 |
| Gaines Wasson Clearfork Unit O-11-63524 | Occidental Permian Ltd. only | Wasson 72 | Gaines | 187 | 13.2M | 3.76M | by Jan 1993 – Aug 2026 |
| Johnson Ranch O-10-38431 | COG Operating LLC only | Spraberry (Trend Area) | Martin | 71 | 9.56M | 16.1M | Nov 2007 – Aug 2026 |
| Syco Unit O-11-66735 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 50 | 7.5M | 3.41M | by Jan 1993 – Aug 2026 |
| Robertson Unit O-11-62665 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 109 | 7.31M | 2.93M | by Jan 1993 – Aug 2026 |
| Johnson, Ted O-10-37798 | COG Operating LLC only | Spraberry (Trend Area) | Martin | 38 | 6.26M | 12.7M | May 2006 – Aug 2026 |
| Nelson Zella O-1-16189 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 21 | 6.18M | 5.84M | May 2013 – Aug 2026 |
| Mahoney, H. O. O-11-61083 | Hilcorp Energy Company only | Wasson 72 | Yoakum | 64 | 5.94M | 1.47M | by Jan 1993 – Aug 2026 |
| S Wilkinson O-10-44968 | Oxyrock Operating, LLC only | Spraberry (Trend Area) | Howard | 46 | 5.9M | 11.4M | Oct 2013 – Aug 2026 |
| Johnson Gbsa Unit O-10-15427 | OXY USA WTP LP only | Johnson | Ector | 286 | 5.34M | 3.57M | by Jan 1993 – Aug 2026 |
| City of Lubbock Unit O-11-65322 | Texland Petroleum, L.P. only | Edmisson (Clear Fork) | Lubbock | 96 | 5.31M | 327K | by Jan 1993 – Aug 2026 |
| Kma Waterflood-Southwest Unit O-13-10267 | Stephens & Johnson Operating Co. only | K-M-A | Wichita | 160 | 5.31M | 19 | by Jan 1993 – Aug 2026 |
| Davis, J. H. P. Estate O-3-4625 | P.o.&g. Operating, LLC only | Thompson, SE. (Frio) | Fort Bend | 18 | 5.06M | 3.06M | by Jan 1993 – Aug 2026 |
| Robertson (San Andres) Unit O-11-66037 | Hilcorp Energy Company only | Robertson, N. (San Andres) | Gaines | 73 | 4.7M | 1.66M | by Jan 1993 – Aug 2026 |
| Kerner Carson Unit O-1-15523 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 18 | 4.47M | 7.4M | Aug 2011 – Aug 2026 |
| Lily Brunson O-10-46539 | EOG Resources, Inc. only | Phantom (Wolfcamp) | Loving | 9 | 4.42M | 9.1M | Jun 2013 – Aug 2026 |
| E. Broadview (Clearfork UP) Unit O-11-64576 | Texland Petroleum, L.P. only | Edmisson (Clear Fork) | Lubbock | 95 | 4.23M | 268K | by Jan 1993 – Aug 2026 |
| Wilson O-1-15507 | Sydri Operating, LLC only | Eagleville (Eagle Ford-1) | La Salle | 53 | 4.21M | 8.03M | Jan 2012 – Aug 2026 |
| Lockwood & Sharp -A- O-3-4116 | P.o.&g. Operating, LLC only | Thompson | Fort Bend | 62 | 4.14M | 4.19M | by Jan 1993 – Aug 2026 |
| Whitney Brunson Unit O-10-48164 | EOG Resources, Inc. only | Phantom (Wolfcamp) | Loving | 9 | 4.08M | 8.27M | Jun 2016 – Aug 2026 |
| Sonny Seifert A O-2-10528 | BPX Operating Company only | Eagleville (Eagle Ford-2) | De Witt | 13 | 4.03M | 7.33M | Jun 2013 – Aug 2026 |
| Lockwood, H. P. O-3-4114 | P.o.&g. Operating, LLC only | Thompson | Fort Bend | 44 | 3.96M | 3.89M | by Jan 1993 – Aug 2026 |
| Davidson Unit 1 O-9-19799 | XTO Energy Inc. only | Spraberry (Trend Area) | Upton | 14 | 3.91M | 26.5M | Jul 2018 – Aug 2026 |
| Dickenson 7-18 West O-10-56101 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 10 | 3.84M | 9.4M | Aug 2021 – Aug 2026 |
| Kelley Wilson Unit O-1-15919 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 15 | 3.81M | 8.44M | May 2012 – Aug 2026 |
| Carson A O-1-16082 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-1) | De Witt | 14 | 3.69M | 6.71M | Jan 2012 – Aug 2026 |
| Jameson Reef Unit O-9-621 | Citation Oil & Gas Corp. only | Jameson | Coke | 215 | 3.64M | 18.6M | by Jan 1993 – Aug 2026 |
| Johnson A O-2-9948 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | Karnes | 9 | 3.59M | 4.72M | Jan 2012 – Aug 2026 |
| Wilson, Maple O-11-5996 | Hilcorp Energy Company only | Slaughter | Hockley | 124 | 3.45M | 1.61M | by Jan 1993 – Aug 2026 |
| Booth, F. I., Etal -A- O-3-4099 | P.o.&g. Operating, LLC only | Thompson | Fort Bend | 65 | 3.38M | 2.56M | by Jan 1993 – Aug 2026 |
| South Robertson (San Andres) U. O-11-67419 | Contango Resources, Inc. only | Robertson, N. (San Andres) | Gaines | 60 | 3.31M | 722K | Aug 1995 – Feb 2020 |
| Davidson Unit 2 O-9-21119 | XTO Energy Inc. only | Spraberry (Trend Area) | Upton | 15 | 3.26M | 19.2M | Mar 2021 – Aug 2026 |
| Munson C O-9-19362 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 22 | 3.14M | 34M | Oct 2016 – Jul 2026 |
| Johnson Deep Unit O-10-22784 | OXY USA Inc. only | Johnson (Holt) | Ector | 21 | 3.04M | 949K | by Jan 1993 – Aug 2026 |
| Jauer-Sonka Unit O-2-10590 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 9 | 3.03M | 3.51M | Jul 2013 – Aug 2026 |
| UL Mason West Unit O-10-49200 | Diamondback E&P LLC only | Spraberry (Trend Area) | Andrews | 11 | 3.01M | 2.91M | Jul 2017 – Aug 2026 |