| Foster H. C. #1042-135-33963 | Laguna Petroleum Corporation only | EctorFoster | PluggedOil | 4,450 | Sep 3, 2026 | 2 | Apr 2026 |
| Foster H. C. #1642-135-38408 | Laguna Petroleum Corporation only | EctorFoster | PluggedOil | 4,600 | Sep 3, 2026 | 2 | Apr 2026 |
| South Foster Unit #22742-135-35568 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 9,207 | Mar 4, 2020 | 2 | Apr 2026 |
| Cowden Elliott F. -B- #7542-135-31667 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 9,465 | Mar 29, 2018 | 2 | Apr 2026 |
| Cowden Elliott F. -B- #15042-135-34457 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 9,321 | Mar 29, 2018 | 2 | Apr 2026 |
| South Foster Unit #22642-135-30773 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 9,150 | May 4, 2017 | 1 | Apr 2026 |
| Cowden Elliott F. -B- #6542-135-30406 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 9,040 | Sep 29, 2016 | 1 | Apr 2026 |
| Cowden Ranch 9 #342-135-43398 | Rust Oil Corp. only | EctorFoster | PluggedOil | 9,900 | Dec 21, 2015 | 1 | Sep 2023 |
| Witcher J. E. #13942-135-43348 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,428 | May 15, 2015 | 1 | Apr 2026 |
| Witcher J. E. #13842-135-43349 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,370 | May 15, 2015 | 1 | Apr 2026 |
| South Foster Unit #224HZ42-135-42688 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,332 | Sep 20, 2013 | 1 | Apr 2026 |
| South Foster Unit #225HZ42-135-42689 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,290 | Sep 4, 2013 | 1 | Apr 2026 |
| Cowden 16 #142-135-42311 | Boaz Energy II Operating LLC only | EctorFoster | PluggedOil | 4,500 | Feb 14, 2013 | 1 | — |
| South Foster Unit #22142-135-41460 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,699 | Dec 20, 2011 | 4 | Apr 2026 |
| Foster F. #1842-135-41245 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | Jul 25, 2011 | 1 | Apr 2026 |
| Foster F. #1942-135-41246 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | Jul 25, 2011 | 1 | Apr 2026 |
| Witcher J. E. #13742-135-41242 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,350 | Jun 24, 2011 | 2 | Apr 2026 |
| Witcher J. E. -7- #1642-135-41243 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,403 | Jun 24, 2011 | 1 | Mar 2026 |
| Witcher J. E. -PA- #1842-135-41244 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,392 | Jun 24, 2011 | 1 | Apr 2026 |
| South Foster Unit #218W42-135-41071 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,493 | Jun 13, 2011 | 2 | Apr 2026 |
| South Foster Unit #219W42-135-40871 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,440 | Apr 25, 2011 | 1 | Apr 2026 |
| South Foster Unit #21642-135-40869 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,420 | Apr 18, 2011 | 1 | Apr 2026 |
| South Foster Unit #21742-135-40870 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,438 | Apr 18, 2011 | 1 | Apr 2026 |
| Foster F. #3WI42-135-04775 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,202 | Feb 12, 2007 | 1 | Apr 2026 |
| Foster F. #4W42-135-04776 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,180 | Feb 10, 2007 | 1 | Apr 2026 |
| Foster H. C. #2WI42-135-04857 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,204 | Feb 10, 2007 | 1 | Apr 2026 |
| Foster H. C. #4WI42-135-04859 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,186 | Feb 10, 2007 | 1 | Apr 2026 |
| Foster F. #1542-135-39286 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,332 | Feb 7, 2007 | 1 | Apr 2026 |
| Foster F. #1442-135-39284 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | Jan 30, 2007 | 1 | Apr 2026 |
| Foster H. C. #1042-135-39272 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | Jan 23, 2007 | 1 | Apr 2026 |
| Foster F. #1742-135-39268 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,285 | Jan 9, 2007 | 1 | Apr 2026 |
| Foster F. #1642-135-39269 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,265 | Jan 9, 2007 | 1 | Apr 2026 |
| Foster F. #1342-135-39270 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,277 | Jan 9, 2007 | 1 | Apr 2026 |
| Foster H. C. #1142-135-39264 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,273 | Dec 27, 2006 | 1 | Apr 2026 |
| Cowden Elliott F. -a- #154R42-135-34424 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,188 | Jul 17, 2006 | 4 | Apr 2026 |
| Cowden Elliott F. -B- #10342-135-39110 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,271 | May 23, 2006 | 1 | Apr 2026 |
| Cowden Elliott F. -a- #19642-135-39107 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,315 | May 22, 2006 | 1 | Apr 2026 |
| Cowden Elliott F. -a- #19742-135-39108 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | May 22, 2006 | 1 | Apr 2026 |
| Cowden Elliott F. -a- #19842-135-39109 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,292 | May 22, 2006 | 1 | Apr 2026 |
| Foster H. C. #742-135-39105 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,295 | May 19, 2006 | 1 | Apr 2026 |
| Cowden Elliott F. -B- #10242-135-39106 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 4,600 | May 19, 2006 | 1 | Apr 2026 |
| Foster H. C. #842-135-39103 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,280 | May 17, 2006 | 1 | Apr 2026 |
| Witcher J. E. #13642-135-39095 | Occidental Permian Ltd. only | EctorFoster | Shut inOil | 4,299 | May 9, 2006 | 1 | Apr 2026 |
| Foster H. C. #1W42-135-04856 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,200 | May 4, 2006 | 1 | Apr 2026 |
| Foster H. C. #6WI42-135-04861 | Occidental Permian Ltd. only | EctorFoster | ActiveInjection | 4,175 | May 4, 2006 | 1 | Apr 2026 |
| Witcher J. E. -a- #2042-135-39033 | Occidental Permian Ltd. only | EctorFoster | ActiveOil | 4,287 | Feb 14, 2006 | 1 | Apr 2026 |
| Witcher J. E. -a- #2142-135-39034 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 5,000 | Feb 14, 2006 | 1 | Apr 2026 |
| Foster H. C. #2142-135-38738 | Laguna Petroleum Corporation only | EctorFoster | PluggedOil | 4,600 | Oct 8, 2004 | 1 | Apr 2026 |
| Cowden Elliott F. -a- #16842-135-35865 | Occidental Permian Ltd. only | EctorFoster | PluggedOil | 9,700 | Oct 7, 2004 | 2 | Apr 2026 |
| Johnson J. L. Unit #b 142-135-30601 | O Ryan Oil and Gas only | EctorFoster | Shut inOil | 9,064 | Oct 5, 2004 | 1 | Apr 2026 |