| Pharr Fieldwide Unit #4442-215-33152 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 14,154 | May 17, 2013 | 2 | Apr 2026 |
| Pharr Fieldwide Unit #5942-215-33984 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 9,921 | May 17, 2013 | 3 | Dec 2018 |
| Pharr Fieldwide Unit #5342-215-33841 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 10,603 | Mar 18, 2013 | 4 | Jan 2026 |
| McAllen Fieldwide Unit #10442-215-33865 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 13,928 | Nov 28, 2012 | 2 | Apr 2026 |
| Pharr Fieldwide Unit #5442-215-33898 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 12,573 | Sep 17, 2012 | 3 | Nov 2023 |
| McAllen Fieldwide Unit #6542-215-32687 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 12,570 | Jun 18, 2012 | 3 | Apr 2026 |
| Pharr Fieldwide Unit #51ST42-215-33651 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 12,497 | Jan 27, 2012 | 5 | Apr 2026 |
| Pharr Fieldwide Unit #33ST42-215-32417 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 12,860 | Jul 28, 2011 | 5 | Apr 2026 |
| Pharr Fieldwide Unit #6142-215-34023 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 10,040 | Jul 15, 2011 | 1 | — |
| Pharr Fieldwide Unit #2742-215-32342 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 13,100 | Nov 16, 2010 | 5 | Apr 2026 |
| Pharr Fieldwide Unit #34ST42-215-33042 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 10,735 | Nov 16, 2010 | 4 | Apr 2026 |
| Pharr Fieldwide Unit #2942-215-33236 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 14,080 | Nov 16, 2010 | 4 | Jul 2020 |
| McAllen Fieldwide Unit #10242-215-33943 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 13,459 | Oct 20, 2010 | 3 | Apr 2026 |
| McAllen Fieldwide Unit #7542-215-32936 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 9,364 | Mar 10, 2010 | 3 | Apr 2026 |
| Pharr Fieldwide Unit #5642-215-33901 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 14,391 | Mar 5, 2010 | 2 | Apr 2026 |
| Pharr Fieldwide Unit #5842-215-33949 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 10,129 | Dec 16, 2009 | 1 | Apr 2026 |
| McAllen Fieldwide Unit #6242-215-32526 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 9,511 | Dec 9, 2009 | 3 | Oct 2021 |
| Pharr Fieldwide Unit #4242-215-32902 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 12,741 | Dec 2, 2009 | 5 | Apr 2026 |
| Pharr Fieldwide Unit #942-215-01373 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 10,800 | Sep 25, 2009 | 3 | May 2017 |
| Pharr Fieldwide Unit #5742-215-33938 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 10,674 | Sep 23, 2009 | 2 | Apr 2026 |
| Pharr Fieldwide Unit #45ST42-215-32982 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 15,645 | Aug 3, 2009 | 5 | Apr 2026 |
| McAllen Fieldwide Unit #8942-215-33186 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 12,176 | Mar 24, 2009 | 4 | Dec 2006 |
| McAllen Fieldwide Unit #8142-215-32947 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 15,331 | Jan 2, 2009 | 6 | Jul 2025 |
| Pharr Fieldwide Unit #5542-215-33897 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 15,200 | Nov 19, 2008 | 1 | Apr 2023 |
| Pharr Fieldwide Unit #32ST42-215-32413 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 13,000 | Apr 25, 2008 | 8 | Apr 2002 |
| Pharr Fieldwide Unit #5242-215-33772 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 15,268 | Jan 16, 2008 | 2 | Feb 2026 |
| McAllen Fieldwide Unit #84ST42-215-33043 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 10,940 | Nov 14, 2007 | 4 | Oct 2021 |
| McAllen Fieldwide Unit #5842-215-32469 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 14,035 | Oct 11, 2007 | 3 | Dec 2007 |
| Pharr Fieldwide Unit #28ST42-215-32355 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 10,685 | Aug 22, 2007 | 4 | Apr 2026 |
| McAllen Fieldwide Unit #10342-215-33656 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 11,293 | Jun 20, 2007 | 1 | Apr 2026 |
| Pharr Fieldwide Unit #5042-215-33574 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 12,940 | Jan 12, 2007 | 1 | May 2017 |
| McAllen Fieldwide Unit #1542-215-01501 | OXY USA Inc. only | HidalgoMcAllen-Pharr (Consolidated) | PluggedGas | 10,888 | Dec 6, 2006 | 3 | Dec 2010 |
| McAllen Fieldwide Unit #51ST42-215-32343 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 11,420 | Oct 16, 2006 | 9 | Apr 2026 |
| McAllen Fieldwide Unit #88ST42-215-33095 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 13,010 | Jul 12, 2005 | 3 | May 2025 |
| Bales 9400 Sand Unit #142-215-32002 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 9,125 | Jun 15, 2005 | 4 | Apr 2026 |
| McAllen Fieldwide Unit #10142-215-33351 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 14,812 | Jun 8, 2005 | 3 | Apr 2020 |
| Pharr Fieldwide Unit #3942-215-33334 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 12,300 | Apr 11, 2005 | 2 | Apr 2026 |
| McAllen Fieldwide Unit #8242-215-33155 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 13,520 | Jan 11, 2005 | 2 | — |
| Pharr Fieldwide Unit #4342-215-33265 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 12,675 | Oct 5, 2004 | 2 | Apr 2026 |
| McAllen Fieldwide Unit #7342-215-33197 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 11,970 | Mar 26, 2004 | 1 | — |
| McAllen Fieldwide Unit #9442-215-33191 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 9,387 | Mar 3, 2004 | 1 | — |
| Pharr Fieldwide Unit #4742-215-33168 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 13,674 | Dec 22, 2003 | 2 | — |
| Pharr Fieldwide Unit #3042-215-32366 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 11,000 | Nov 4, 2003 | 2 | Apr 2026 |
| McAllen Fieldwide Unit #9042-215-33135 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 11,800 | Sep 4, 2003 | 2 | Apr 2026 |
| McAllen Fieldwide Unit #77ST42-215-33009 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 10,050 | May 19, 2003 | 5 | Apr 2026 |
| McAllen Fieldwide Unit #8742-215-33040 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 12,017 | Nov 22, 2002 | 1 | May 2024 |
| Turner Evelyn #642-215-33013 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | ActiveGas | 18,160 | Aug 20, 2002 | 1 | Jan 2023 |
| McAllen Fieldwide Unit #7442-215-32903 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 12,360 | May 22, 2002 | 4 | Aug 2009 |
| McAllen Fieldwide Unit #41U42-215-01860 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | PluggedGas | 7,800 | May 7, 2002 | 5 | May 2022 |
| McAllen Fieldwide Unit #6142-215-32437 | Merit Energy Company only | HidalgoMcAllen-Pharr (Consolidated) | Temporarily abandonedGas | 12,990 | Feb 6, 2002 | 4 | Sep 2005 |