| Beggs #2A42-125-31417 | Schalk Oil Company, Inc. | Dickens, TXGirard, E. (Tannehill) | Drilled | 4,800 | Dec 27, 2023 | — | — |
| Brinkman #242-125-31393 | Schalk Oil Company, Inc. | Dickens, TXAfter Five (Tannehill) | Drilled | 5,200 | Aug 24, 2021 | — | — |
| Lowrance #142-275-32311 | Schalk Oil Company Inc. | Knox, TXArapahoe (Conglomerate) | PluggedOil | 6,800 | Aug 6, 2015 | — | — |
| Barbara #642-497-31910 | Schalk Oil Company Inc. | Wise, TXAlvord South (Caddo Lime) | Shut inOil | 5,384 | Aug 6, 2014 | — | — |
| Macon #242-125-31304 | Schalk Oil Company Inc. | Dickens, TXEspuela (Tannehill) | PluggedOil | 5,400 | Feb 7, 2013 | — | — |
| Macon Unit #142-125-31296 | Schalk Oil Company Inc. | Dickens, TXEspuela (Tannehill) | ActiveOil | 5,104 | Oct 9, 2012 | — | — |
| Jones a #1042-125-31258 | Schalk Oil Company, Inc. | Dickens, TXGirard, E. (Tannehill) | Plugged | 4,600 | Dec 5, 2011 | — | — |
| Long #4A42-125-31275 | Schalk Oil Company Inc. | Dickens, TXEspuela (Tannehill) | PluggedOil | 5,400 | Nov 4, 2011 | — | — |
| Fuller #142-207-32678 | Schalk Oil Company Inc. | Haskell, TXHaskell County Regular | PluggedOil | 6,300 | Aug 10, 2011 | — | — |
| Jones a-9 Unit #942-125-31249 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveInjection | 4,260 | Nov 5, 2010 | — | — |
| Briscoe #142-433-33608 | Schalk Oil Company Inc. | Stonewall, TXSpringer (Tannehill) | PluggedOil | 3,950 | Aug 19, 2010 | — | — |
| Jones a #642-125-31231 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,350 | Jun 3, 2010 | — | — |
| Jones a #442-125-31221 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveWater Supply | 4,530 | Feb 9, 2010 | — | — |
| Jones a #342-125-31216 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,350 | Dec 18, 2009 | — | — |
| Jones a #242-125-31207 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,336 | Oct 30, 2009 | — | — |
| Jones a #142-125-31196 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,300 | Jul 6, 2009 | — | — |
| Kendrick #142-125-31087 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Stockwether) | PluggedOil | 5,600 | Oct 3, 2008 | — | — |
| Thomas Unit 3 #342-125-31174 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Stockwether) | PluggedOil | 5,300 | Sep 25, 2008 | — | — |
| Long Unit #1B42-125-31171 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Stockwether) | PluggedOil | 5,300 | Aug 29, 2008 | — | — |
| Neal-Long Unit #142-125-31135 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveOil | 5,100 | Feb 27, 2008 | — | — |
| Brown Unit #342-125-31103 | Schalk Oil Company Inc. | Dickens, TXDockum Creek (Tannehill) | PluggedOil | 5,200 | Aug 1, 2007 | — | — |
| Neal Unit #142-125-31098 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveOil | 5,100 | Jul 2, 2007 | — | — |
| Warren Unit #142-269-32681 | Schalk Oil Company Inc. | King, TXTumbleweed NE. (Tannehill) | ActiveOil | 3,965 | Mar 13, 2007 | — | — |
| Beggs-Jones Unit #1R42-125-31083 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveInjection | 4,306 | Mar 5, 2007 | — | — |
| Long #142-125-31061 | Schalk Oil Company, Inc. | Dickens, TXEspuela (Tannehill) | Drilled | 5,200 | Oct 4, 2006 | — | — |
| Foster #1A42-269-32665 | Schalk Oil Company Inc. | King, TXTumbleweed NE. (Tannehill) | PluggedOil | 4,200 | Oct 4, 2006 | — | — |
| Foster #642-269-32659 | Schalk Oil Company Inc. | King, TXTumbleweed NE. (Tannehill) | Shut inOil | 3,968 | Sep 18, 2006 | — | — |
| Beggs #142-125-31054 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,350 | Aug 7, 2006 | — | — |
| Foster #542-269-32656 | Schalk Oil Company Inc. | King, TXTumbleweed NE. (Tannehill) | ActiveOil | 4,202 | Aug 1, 2006 | — | — |
| Thomas Unit 2 #242-125-31047 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Stockwether) | PluggedOil | 5,100 | Jun 29, 2006 | — | — |
| Pryor (Caddo Conglomerate) Unit #70142-497-30438 | Schalk Oil Company Inc. | Wise, TXAlvord (Caddo Conglomerate) | PluggedOil | 6,000 | Jun 2, 2006 | — | — |
| Barbara a #542-497-31887 | Schalk Oil Company Inc. | Wise, TXBoonsville (Bend Congl. Gas) | ActiveGas | 5,900 | Jun 2, 2006 | — | — |
| Steele #142-125-30917 | Schalk Oil Company Inc. | Dickens, TXDockum Creek (Tannehill) | ActiveInjection | 5,045 | May 3, 2006 | — | — |
| Beggs Unit #142-125-31024 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | PluggedOil | 4,700 | Jan 11, 2006 | — | — |
| Foster #242-269-32595 | Schalk Oil Company Inc. | King, TXTumbleweed NE. (Tannehill) | ActiveInjection | 3,973 | Aug 24, 2005 | — | — |
| Rinehart a Unit #242-125-30989 | Schalk Oil Company Inc. | Dickens, TXEspuela (Tannehill) | ActiveInjection | 5,149 | Jun 7, 2005 | — | — |
| Edwards #142-135-38882 | Schalk Oil Company Inc. | Ector, TXDouble -H- (Grayburg) | PluggedOil | 6,000 | Apr 18, 2005 | — | — |
| Bell #4AL42-125-30801 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveOil | 5,150 | Mar 31, 2005 | — | — |
| Steele #1A42-125-30969 | Schalk Oil Company Inc. | Dickens, TXDockum Creek (Tannehill) | ActiveInjection | 5,022 | Mar 31, 2005 | — | — |
| Barbara #242-497-31108 | Schalk Oil Company Inc. | Wise, TXBoonsville (Bend Congl. Gas) | PluggedGas | 6,100 | Feb 24, 2005 | — | — |
| Jones Unit #142-125-30975 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,434 | Feb 16, 2005 | — | — |
| MDJ #1 A42-125-30967 | Schalk Oil Company Inc. | Dickens, TXIns (Lower Tannehill a ) | PluggedOil | 4,800 | Dec 13, 2004 | — | — |
| Rinehart a #142-125-30962 | Schalk Oil Company Inc. | Dickens, TXEspuela (Tannehill) | ActiveOil | 5,125 | Nov 3, 2004 | — | — |
| Pullen Unit #142-125-30957 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveInjection | 5,170 | Oct 8, 2004 | — | — |
| Barbara #142-497-31504 | Schalk Oil Company Inc. | Wise, TXBoonsville (Bend Congl. Gas) | Temporarily abandonedGas | 5,950 | Aug 18, 2004 | — | — |
| Jones #242-125-30937 | Schalk Oil Company Inc. | Dickens, TXGirard E. (Tannehill) | ActiveOil | 4,400 | Jul 2, 2004 | — | — |
| Robinson a #342-125-30911 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Stockwether) | PluggedOil | 5,300 | Jan 30, 2004 | — | — |
| Hill - Neal Unit #142-125-30898 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveOil | 5,062 | Oct 29, 2003 | — | — |
| Hill - Long Unit #142-125-30896 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveOil | 5,068 | Oct 15, 2003 | — | — |
| Hill - Mayo Brown Unit #142-125-30894 | Schalk Oil Company Inc. | Dickens, TXSoldier Mound (Tannehill) | ActiveOil | 5,060 | Sep 30, 2003 | — | — |