| Heard J. F. B. #842-391-00867 | Dorchester Operating Company LLC | RefugioGreta (C-1-a North) | Temporarily abandonedGas | 4,382 | Oct 10, 2013 | 1 | Apr 2026 |
| Heard Fannie V.W. #3042-391-31837 | Dorchester Operating Company LLC | RefugioGreta (C-2) | Temporarily abandonedGas | 4,519 | Sep 7, 2010 | 2 | Apr 2026 |
| O Connor Tom #442-391-00986 | Dorchester Operating Company LLC | RefugioGreta (O-4) | Temporarily abandonedGas | 4,420 | Aug 2, 2010 | 2 | Oct 2010 |
| O Connor Thomas #842-391-32572 | Dorchester Operating Company LLC | RefugioGreta (4400) | ActiveOil | 6,304 | Jun 16, 2010 | 5 | Apr 2026 |
| Schumann A. O. #13HZ42-013-34302 | Dorchester Operating Company LLC | AtascosaWeigang West (Carrizo) | Shut inOil | 3,711 | Apr 16, 2010 | 1 | Feb 2020 |
| O Brien J.M. #312A42-391-31278 | Dorchester Operating Company LLC | RefugioGreta (C-2) | Temporarily abandonedGas | 4,503 | Feb 25, 2010 | 2 | Apr 2026 |
| Heard Fannie V. W. #2542-391-31167 | Dorchester Operating Company LLC | RefugioGreta (4400) | Shut inOil | 4,490 | Nov 20, 2009 | 2 | Apr 2026 |
| O Brien J. M. B #21442-391-31910 | Dorchester Operating Company LLC | RefugioGreta Deep (5360) | PluggedGas | 7,375 | Jul 28, 2008 | 4 | Jun 2009 |
| O Brien J. M. #10742-391-30324 | Dorchester Operating Company LLC | RefugioGreta (4400) | Shut inOil | 7,000 | Apr 10, 2008 | 1 | Apr 2026 |
| Schumann A. O. #1242-013-34241 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,739 | Mar 11, 2008 | 1 | Apr 2026 |
| Heard Fannie V. W. #3442-391-32478 | Dorchester Operating Company LLC | RefugioGreta (6050) | Temporarily abandonedGas | 6,430 | Dec 6, 2007 | 5 | Feb 2014 |
| Heard F. V. W. #3742-391-32595 | Dorchester Operating Company LLC | RefugioGreta West (F-5) | PluggedOil | 6,300 | Oct 27, 2004 | 3 | Sep 2008 |
| Hurt & Tartt #542-013-00748 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,787 | Jun 16, 2004 | 1 | Oct 2014 |
| Heard F. V. W. #1742-391-00836 | Dorchester Operating Company LLC | RefugioGreta (F-3 West) | Shut inOil | 5,950 | Jul 21, 2003 | 2 | Jul 2016 |
| Heard F. V. W. #3542-391-32511 | Dorchester Operating Company LLC | RefugioGreta (F-3 West) | Shut inOil | 7,890 | Apr 28, 2003 | 3 | Jul 2016 |
| Heard Fannie V.W. #2442-391-30390 | Dorchester Operating Company LLC | RefugioGreta (C-5) | Temporarily abandonedGas | 4,450 | Feb 26, 2003 | 2 | Feb 1996 |
| Heard J.F.B. #2742-391-31756 | Dorchester Operating Company LLC | RefugioGreta (O-4) | Temporarily abandonedGas | 4,585 | Mar 19, 2002 | 3 | — |
| Obrien J. M. #30242-391-01027 | Dorchester Operating Company LLC | RefugioGreta (O-4) | ActiveInjection | 4,400 | Mar 18, 2002 | 2 | — |
| Heard Fannie V. W. #1342-391-00797 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 5,920 | Mar 14, 2002 | 5 | — |
| Heard F. V. W. #2242-391-30183 | Dorchester Operating Company LLC | RefugioGreta (O-4) | Temporarily abandonedGas | 7,400 | Mar 14, 2002 | 3 | — |
| Obrien J. M. #30842-391-30209 | Dorchester Operating Company LLC | RefugioGreta (O-4) | Temporarily abandonedGas | 4,450 | Mar 14, 2002 | 2 | — |
| Schumann H. A. -B- #642-013-34117 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,992 | Nov 2, 1998 | 1 | Jul 2017 |
| Henderson -B- #1042-013-34115 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 4,050 | Aug 4, 1998 | 1 | Feb 2014 |
| Heard Fannie V. W. #3342-391-32111 | Dorchester Operating Company LLC | RefugioGreta (4400) | ActiveInjection | 4,640 | Sep 7, 1994 | 1 | Apr 2026 |
| Heard Fannie V. W. #3142-391-31911 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 5,500 | Aug 18, 1994 | 2 | Apr 2026 |
| Heard Fannie V. W. #2642-391-31166 | Dorchester Operating Company LLC | RefugioGreta (C-1) | Temporarily abandonedGas | 4,500 | Dec 7, 1993 | 4 | Apr 2026 |
| Heard J.F.B. #1642-391-00875 | Dorchester Operating Company LLC | RefugioGreta (O-4) | ActiveInjection | 4,371 | Oct 28, 1991 | 1 | Apr 2026 |
| O Brien J. M. #31342-391-31863 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 5,600 | Jul 7, 1989 | 2 | Apr 2026 |
| Heard J.F.B. #2542-391-31704 | Dorchester Operating Company LLC | RefugioGreta (C-5) | Temporarily abandonedGas | 4,580 | May 5, 1988 | 2 | Sep 1994 |
| Heard J.F.B. #942-391-00868 | Dorchester Operating Company LLC | RefugioGreta (O-4) | Temporarily abandonedGas | 4,384 | May 20, 1987 | 2 | — |
| Heard J. F. B. #1942-391-00878 | Dorchester Operating Company LLC | RefugioGreta (O-4) | ActiveInjection | 4,404 | Jun 6, 1985 | 2 | — |
| Heard Fannie V. W. #3242-391-31838 | Dorchester Operating Company LLC | RefugioGreta (4400) | Shut inOil | 4,525 | Mar 7, 1985 | 1 | Apr 2026 |
| Heard J. F. B. #2942-391-31753 | Dorchester Operating Company LLC | RefugioGreta (4400) | Shut inOil | 4,585 | Aug 23, 1984 | 1 | Apr 2026 |
| Heard J. F. B. #2642-391-31703 | Dorchester Operating Company LLC | RefugioGreta (4400) | ActiveInjection | 4,570 | Mar 21, 1984 | 1 | Apr 2026 |
| Obrien J. M. -B- #20242-391-01020 | Dorchester Operating Company LLC | RefugioGreta (C-5) | PluggedGas | 4,400 | Aug 5, 1983 | 2 | — |
| Heard J. F. B. #2442-391-31652 | Dorchester Operating Company LLC | RefugioGreta (4400) | ActiveOil | 4,540 | Aug 2, 1983 | 1 | Apr 2026 |
| O Brien J. M. #30942-391-30295 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 6,300 | Jun 7, 1983 | 1 | Apr 2026 |
| Heard Fannie V. W. #342-391-00790 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 4,387 | Jul 31, 1978 | 2 | — |
| Heard Fannie V. W. #2342-391-30273 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 7,400 | Apr 28, 1978 | 1 | — |
| Heard Fannie V. W. #242-391-00945 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 5,947 | Feb 17, 1978 | 1 | — |
| Heard J. F. B. #20D42-391-00879 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 4,404 | Aug 30, 1977 | 1 | Apr 2026 |
| Heard Fannie V. W. #1442-391-00798 | Dorchester Operating Company LLC | RefugioGreta (4400) | PluggedOil | 4,386 | Aug 19, 1977 | 1 | — |
| Otto Max #142-013-00675 | Dorchester Operating Company LLC | AtascosaWeigang | PluggedOil | — | — | 0 | — |
| Otto Max #442-013-00676 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,900 | — | 0 | — |
| Otto Max #342-013-00680 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,837 | — | 0 | — |
| Henderson #842-013-00689 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,826 | — | 0 | — |
| Henderson #242-013-00700 | Dorchester Operating Company LLC | AtascosaWeigang | ActiveOil | 3,828 | — | 0 | — |
| Henderson #342-013-00701 | Dorchester Operating Company LLC | AtascosaWeigang | PluggedOil | — | — | 0 | — |
| Henderson #442-013-00702 | Dorchester Operating Company LLC | AtascosaWeigang | Not on scheduleOil | — | — | 0 | — |
| Henderson #542-013-00703 | Dorchester Operating Company LLC | AtascosaWeigang | Shut inOil | 3,800 | — | 0 | — |