| Stewart Maco a #9 #942-167-01646 | Gcows Operating LLC only | GalvestonGillock | ActiveOil | 9,041 | Nov 9, 2001 | 2 | Apr 2026 |
| Stewart Maco /a/ 390 #342-167-01503 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveOil | 8,378 | Jun 13, 2000 | 2 | Apr 2026 |
| Stewart Maco /a/ 390 #642-167-01644 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | 8,834 | Jun 16, 1997 | 1 | Apr 2026 |
| Stewart Maco /a/ 390 #542-167-01643 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveOil | 8,282 | Jun 10, 1997 | 1 | Apr 2026 |
| Stewart Maco a #1342-167-01649 | Denbury Onshore LLC only | GalvestonGillock | PluggedOil | 9,000 | Jun 10, 1997 | 2 | Apr 2026 |
| Stewart Maco /a/ 390 #2042-167-01656 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,800 | Apr 14, 1997 | 1 | Apr 2026 |
| Deats Ella M. et al #442-167-31224 | Stratco Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | 9,000 | Sep 21, 1992 | 1 | Oct 1996 |
| Stewart Maco -a- 300 #1742-167-30661 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | 9,100 | Jul 7, 1992 | 5 | Apr 2026 |
| Deats Ella M. et al #342-167-01998 | Stratco Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | 3,650 | Jun 12, 1992 | 1 | Oct 1996 |
| Mally F. W. #242-167-01596 | Exxon Corp. only | GalvestonGillock | PluggedGas | 8,825 | Apr 17, 1990 | 2 | Oct 1995 |
| Stewart Maco #1042-167-31127 | Progenies Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,062 | Feb 6, 1987 | 3 | Mar 2014 |
| Gillock Oil Unit NO 2 #142-167-31003 | Talon Energy & Development Corp. only | GalvestonGillock (Humble) | PluggedGas | 9,500 | Jun 18, 1986 | 2 | — |
| Stewart Maco -a- 300 #242-167-01507 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveInjection | 8,671 | Nov 22, 1983 | 1 | Apr 2026 |
| Stewart Maco -a- 300 #1842-167-30660 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveOil | 9,220 | May 30, 1979 | 3 | Apr 2026 |
| Kreisle M. H. #142-167-01590 | Exxon Corp. only | GalvestonGillock (Big Gas) | PluggedOil | 9,197 | Mar 13, 1979 | 1 | — |
| Dickinson Gas Unit #142-167-30611 | Integral Energy Corp. only | GalvestonGillock (7650) | PluggedGas | 13,200 | Dec 30, 1977 | 1 | — |
| Stewart Maco #942-167-30344 | Progenies Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,415 | Sep 6, 1977 | 1 | Mar 2014 |
| Stewart Maco #7A42-167-01163 | Progenies Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,321 | — | 0 | — |
| Stewart Maco #842-167-01164 | Progenies Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,800 | — | 0 | — |
| Deats Ella M. et al #242-167-01168 | Stratco Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco /a/ 390 #142-167-01501 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco /a/ 390 #242-167-01502 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,413 | — | 0 | — |
| Stewart Maco /a/ 390 #1142-167-01505 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -a- 300 #142-167-01506 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -a- 300 #342-167-01508 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | Shut inOil | 8,800 | — | 0 | — |
| Stewart Maco -a- 300 #442-167-01509 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveOil | 8,800 | — | 0 | — |
| Stewart Maco -a- 300 #542-167-01510 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveInjection | 8,810 | — | 0 | — |
| Stewart Maco -a- 300 #742-167-01512 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -a- 300 #842-167-01513 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -a- 300 #1042-167-01514 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -a- 300 #1442-167-01518 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | ActiveOil | 8,800 | — | 0 | — |
| Stewart Maco -a- 300 #942-167-01519 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -a- 300 #1542-167-01520 | Gcows Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -B- 280 #242-167-01521 | Sawtooth Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -B- 280 #342-167-01522 | Sawtooth Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -B- 280 #442-167-01523 | Sawtooth Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -B- 280 #542-167-01524 | Sawtooth Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -B- 280 #642-167-01525 | Sawtooth Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Stewart Maco -B- 280 #742-167-01526 | Sawtooth Operating Co. Inc. only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| 242-167-01542 | Humble Oil & Refining Co. only | GalvestonGillock (Big Gas) | Not on scheduleOil | — | — | 0 | — |
| Stewart Maco #642-167-01547 | Progenies Operating LLC only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |
| Fream J. N. #842-167-01553 | Great Scott Inc. only | GalvestonGillock (Big Gas) | PluggedGas | — | — | 0 | — |
| 142-167-01554 | Pan American Petroleum Corp. only | GalvestonGillock (Big Gas) | Not on scheduleGas | — | — | 0 | — |
| 142-167-01592 | Exxon Corp. only | GalvestonGillock (Big Gas) | Not on scheduleOil | — | — | 0 | — |
| Mally F. W. #142-167-01595 | Exxon Corp. only | GalvestonGillock (Big Gas) | PluggedGas | — | — | 0 | — |
| 42-167-0160242-167-01602 | — | Galveston | Not on scheduleGas | — | — | 0 | — |
| 2242-167-01611 | Humble Oil & Refining Co. only | GalvestonGillock (Big Gas) | Not on scheduleGas | — | — | 0 | — |
| 2342-167-01612 | Humble Oil & Refining Co. only | GalvestonGillock (Big Gas) | Not on scheduleGas | — | — | 0 | — |
| 42-167-0161442-167-01614 | — | Galveston | Not on scheduleGas | — | — | 0 | — |
| Crocker J. J. Est. #142-167-01617 | Hunt Hassie Exploration Company only | GalvestonGillock (Big Gas) | PluggedOil | — | — | 0 | — |