| 3900 Strawn Sand Unit #80142-097-00527 | Hep Oil Company Ltd. | Cooke, TXWilson (2700 Sand) | PluggedOil | 3,890 | Feb 23, 2006 | — | — |
| Wilburn A.W. Gas Unit #142-161-30394 | Hep Oil Company Ltd. | Freestone, TXDonie (Pettit) | PluggedGas | 14,000 | Mar 1, 2000 | — | — |
| Sadler #342-363-34777 | Hep Oil Company Ltd. | Palo Pinto, TXPalo Pinto County Regular | PluggedOil | 4,500 | Jun 26, 1998 | — | — |
| Murrell A. C. #942-097-33375 | Hep Oil Company Ltd. | Cooke, TXCooke County Regular | PluggedOil | 1,990 | May 8, 1996 | — | — |
| Aries Caddo Unit #566HZ42-337-32889 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,200 | Aug 2, 1991 | — | — |
| Aries Caddo Unit #712W42-337-01952 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,150 | Aug 29, 1990 | — | — |
| Aries Caddo Unit #69142-337-02282 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,200 | Aug 29, 1990 | — | — |
| Aries Caddo Unit #56242-337-03389 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,150 | Aug 29, 1990 | — | — |
| Aries Caddo Unit #71142-337-03525 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,150 | Aug 29, 1990 | — | — |
| Aries Caddo Unit #71442-337-32839 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,200 | Aug 29, 1990 | — | — |
| Aries Caddo Unit #565W42-337-01945 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,150 | Aug 23, 1990 | — | — |
| Aries Caddo Unit #842W42-337-32837 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,200 | Aug 23, 1990 | — | — |
| Aries Caddo Unit #833S42-337-01767 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 3,800 | Aug 15, 1990 | — | — |
| Aries Caddo Unit #70142-337-01948 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,100 | Jul 12, 1990 | — | — |
| Aries Caddo Unit #551W42-337-02324 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 6,090 | May 16, 1989 | — | — |
| Lindsey #142-447-34761 | Hep Oil Company Ltd. | Throckmorton, TXThrockmorton (Caddo Lo.) | PluggedOil | 4,999 | Jul 13, 1987 | — | — |
| Hoefle M. P. F #142-237-03265 | Hep Oil Company Ltd. | Jack, TXHoefle (Pool) | PluggedOil | 5,309 | Jul 2, 1987 | — | — |
| Aries Caddo Unit #841W42-337-32271 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | 7,700 | Dec 15, 1983 | — | — |
| Klement R. #142-097-32120 | Hep Oil Company Ltd. | Cooke, TXCooke County Regular | PluggedOil | 2,000 | Oct 18, 1982 | — | — |
| Klement R. #242-097-32121 | Hep Oil Company Ltd. | Cooke, TXCooke County Regular | PluggedOil | 1,970 | Oct 18, 1982 | — | — |
| Klas R. W. #142-181-30860 | Hep Oil Company Ltd. | Grayson, TXSouthmayd NE. (Davis) | PluggedGas | 9,500 | Nov 30, 1981 | — | — |
| Crawford B #142-097-31887 | Hep Oil Company Ltd. | Cooke, TXCooke County Regular | PluggedOil | 1,999 | Sep 22, 1981 | — | — |
| Crawford B #242-097-31874 | Hep Oil Company Ltd. | Cooke, TXCooke County Regular | PluggedOil | 1,999 | Sep 3, 1981 | — | — |
| Marrs Daniel #242-221-30516 | Hep Oil Company Ltd. | Hood, TXSun Belt (Strawn) | PluggedGas | 3,008 | Sep 12, 1978 | — | — |
| Wilhoit T.R. #142-221-30488 | Hep Oil Company Ltd. | Hood, TXSun Belt (Strawn) | PluggedGas | 4,000 | May 4, 1978 | — | — |
| Ballard E. R. -a- #1A42-097-05591 | Hep Oil Company Ltd. | Cooke, TXCooke County Regular | PluggedOil | — | — | — | — |
| Butler -a- #1 #142-181-01902 | Hep Oil Company Ltd. | Grayson, TXMackoy E. (Strawn 4200 #2) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #70142-181-02021 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #70242-181-02022 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #70342-181-02023 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #10142-181-02024 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #10242-181-02025 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #10742-181-02030 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #10642-181-02034 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #20342-181-02035 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #40142-181-02061 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #50542-181-02066 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #60642-181-02226 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #30142-181-80576 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #40242-181-80578 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #50642-181-80581 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #50842-181-80582 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Sandusky West /Strawn/ Unit #60742-181-80584 | Hep Oil Company Ltd. | Grayson, TXSandusky West (Strawn) | PluggedOil | — | — | — | — |
| Aries Caddo Unit #70242-337-01707 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | — | — | — | — |
| Aries Caddo Unit #65142-337-02391 | Hep Oil Company Ltd. | Montague, TXAries (Caddo) | PluggedOil | — | — | — | — |