| Hugh a Fitzsimons et al #461642-127-33146 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,000 | Jan 27, 1998 | 1 | Jan 2023 |
| Fitzsimon a #6113R_42-127-33147 | — | DimmitHugh Fitzsimmons (San Miguel) | Plugged | 4,000 | Jan 27, 1998 | 1 | — |
| Briscoe/Hulsman #170542-127-33143 | Lewis Petro Properties Inc. | DimmitCatarina SW. (San Miguel-Gas) | PluggedGas | 6,000 | Jan 6, 1998 | 2 | Nov 2013 |
| Burch Exploration Groce #142-127-33141 | — | Dimmit | Plugged | 2,550 | Dec 16, 1997 | 1 | — |
| Suzanne #242-127-33140 | — | DimmitSaint Thirteen (Olmos No. 1) | Plugged | 4,000 | Dec 9, 1997 | 1 | — |
| Briscoe/Hulsman #1706B42-127-33139 | Lewis Petro Properties Inc. | DimmitCatarina SW. (Olmos) | PluggedGas | 6,700 | Nov 10, 1997 | 1 | Nov 2013 |
| Willerson Unit #1HHZ42-127-33138 | Sage Energy Company | DimmitPearsall (Austin Chalk) | PluggedOil | 6,700 | Oct 30, 1997 | 1 | Jul 2010 |
| Fitzsimons a #6113__42-127-33131 | — | Dimmit | Plugged | 4,500 | Oct 17, 1997 | 1 | — |
| Fitzsimmons Hugh a #611642-127-33132 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 17, 1997 | 1 | Jan 2023 |
| Hugh a Fitzsimons et al #460142-127-33133 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 17, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #630842-127-33134 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 17, 1997 | 1 | Jan 2023 |
| Fitzsimmons a #630542-127-33135 | Prime Operating Company | DimmitHugh Fitzsimons (Olmos) | PluggedOil | 4,500 | Oct 17, 1997 | 1 | Jan 2022 |
| Hugh a Fitzsimons et al #451342-127-33136 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 17, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #361642-127-33137 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 17, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #610542-127-33126 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 13, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #610442-127-33127 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 13, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #351442-127-33128 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 13, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #420442-127-33129 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 13, 1997 | 1 | Jan 2023 |
| Suzanne #1__42-127-33130 | — | DimmitSaint Thirteen (Olmos No. 1) | Plugged | 4,000 | Oct 9, 1997 | 1 | — |
| Fitzsimmons Hugh a #610242-127-33125 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,500 | Oct 2, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #421442-127-33122 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,600 | Sep 23, 1997 | 2 | Jan 2023 |
| Fitzsimons a #421242-127-33123 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedGas | 4,600 | Sep 23, 1997 | 1 | Jan 2023 |
| Briscoe/Hulsman #169342-127-33121 | U. S. Operating, Inc. | Dimmit | Not on schedule | 5,900 | Aug 4, 1997 | 1 | — |
| Briscoe/Hulsman #170342-127-33120 | U. S. Operating Inc. | DimmitCatarina SW. (Olmos) | PluggedGas | 6,500 | Jul 30, 1997 | 2 | — |
| Jones E. B. #1315HHZ42-127-32993 | Flint Oak Energy LLC | DimmitPearsall (Austin Chalk) | Shut inOil | 10,368 | Jul 3, 1997 | 2 | Dec 2009 |
| Briscoe Ranch 58 #142-127-33119 | — | DimmitAppurceon (Olmos) | Plugged | 5,600 | Jun 25, 1997 | 1 | — |
| Briscoe Ranch 6 a #242-127-33118 | — | DimmitAppurceon (Olmos) | Plugged | 5,600 | Jun 13, 1997 | 1 | — |
| Halsell #160542-127-33115 | CMR Energy L.P. | DimmitPendencia (Escondido) | PluggedGas | 1,500 | May 28, 1997 | 1 | Jun 2000 |
| Halsell #260542-127-33116 | Tidelands Gas Corporation | DimmitPendencia (Escondido) | Not on schedule | 1,500 | May 28, 1997 | 1 | — |
| Halsell #360542-127-33117 | Tidelands Gas Corporation | DimmitPendencia (Escondido) | Not on schedule | 1,500 | May 28, 1997 | 1 | — |
| Fitzsimmons Hugh a #631242-127-33112 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,400 | May 7, 1997 | 1 | Jan 2023 |
| Halsell #260342-127-33113 | CMR Energy L.P. | DimmitPendencia (Escondido) | PluggedGas | 2,500 | May 7, 1997 | 1 | Mar 2000 |
| Halsell #160342-127-33114 | CMR Energy L.P. | DimmitPendencia (Escondido) | PluggedGas | 2,500 | May 7, 1997 | 1 | Jun 2000 |
| Fitzsimmons Hugh a #421142-127-33110 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,400 | Apr 24, 1997 | 1 | Jan 2023 |
| Fitzsimmons Hugh a #420642-127-33111 | Prime Operating Company | DimmitHugh Fitzsimmons (San Miguel) | PluggedOil | 4,400 | Apr 24, 1997 | 1 | Jan 2023 |
| Briscoe/Hulsman #170642-127-33109 | Lewis Petro Properties Inc. | DimmitCatarina SW. (San Miguel-Gas) | Temporarily abandonedGas | 5,837 | Apr 11, 1997 | 2 | Apr 2007 |
| West #242-127-33106 | Union Pacific Resources Company | DimmitHugh Fitzsimons (Olmos) | PluggedOil | 4,000 | Apr 2, 1997 | 1 | — |
| West #342-127-33107 | Union Pacific Resources Company | DimmitHugh Fitzsimons (Olmos) | PluggedOil | 4,000 | Apr 2, 1997 | 1 | — |
| Badger #142-127-33108 | Carrizo Exploration Inc. | DimmitSaint Thirteen (Olmos No. 1) | PluggedOil | 4,000 | Apr 2, 1997 | 1 | Apr 2006 |
| George Burton O. #2HZ42-127-33001 | Silver Hill Energy Operating LLC | DimmitBig Wells (San Miguel) | Shut inOil | 6,350 | Mar 11, 1997 | 3 | Aug 2026 |
| Fitzsimons #342-127-33105 | Bluestar Energy Inc. | DimmitLouie Herring (Olmos) | PluggedGas | 4,000 | Mar 7, 1997 | 3 | Feb 2012 |
| Halsell #160642-127-33104 | CMR Energy L.P. | DimmitPendencia (Escondido) | PluggedGas | 2,500 | Feb 27, 1997 | 1 | Nov 1999 |
| Fitzsimmons #242-127-33103 | Omni Operating Company(a) | DimmitLouie Herring (Olmos) | Not on schedule | 3,850 | Feb 21, 1997 | 2 | — |
| Halsell #242-127-33102 | CMR Energy L.P. | DimmitPendencia (Escondido) | PluggedGas | 2,500 | Feb 18, 1997 | 1 | Jun 2000 |
| Briscoe Ranches Inc. #920142-127-30954 | Tarina Oil Company | DimmitCatarina SW. (Olmos-2) | PluggedOil | 5,200 | Feb 11, 1997 | 1 | — |
| San Pedro Ranch #13542-127-31077 | Prime Operating Company | DimmitHugh Fitzsimons (Olmos) | PluggedOil | 6,708 | Jan 29, 1997 | 1 | Jan 2023 |
| Briscoe/Hulsman #182742-127-33100 | U. S. Operating Inc. | DimmitCatarina SW. (Olmos) | PluggedOil | 6,750 | Jan 29, 1997 | 1 | Nov 2013 |
| Minus Josephine A. #342-127-33101 | Carrizo Exploration Inc. | DimmitThirteen E. (3500) | PluggedOil | 3,850 | Jan 28, 1997 | 1 | May 2001 |
| Hamilton, J. R. #c 742-127-33099 | Hamilton, J. R. | Dimmit | Drilled | 2,000 | Dec 18, 1996 | 1 | — |
| Hamilton 1C #142-127-32160 | Hamilton Oil Inc. | DimmitHamilton Fee (1530) | PluggedGas | 3,550 | Dec 17, 1996 | 3 | Sep 2023 |