| Books #142-173-31047 | R. K. G. Engineering Inc. | GlasscockBooks (Strawn) | PluggedOil | 10,500 | Jul 13, 2015 | 5 | — |
| Wilson -B- #1 U42-353-30258 | R. K. G. Engineering Inc. | NolanArriba Libra (Jennings Lime) | PluggedGas | 6,300 | Nov 6, 2009 | 1 | — |
| Crawford 21 #342-371-34569 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,100 | Feb 3, 2005 | 2 | — |
| Price 20 #142-371-34512 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,100 | Sep 24, 2004 | 2 | — |
| Cotulla #579442-127-31794 | R. K. G. Engineering Inc. | DimmitCatarina SW. (Olmos) | PluggedGas | 6,000 | Aug 20, 1990 | 2 | — |
| Tippett-Lynch #142-371-34916 | R. K. G. Engineering Inc. | PecosAnna Maria (Detrital) | PluggedOil | 6,900 | Oct 18, 1984 | 2 | — |
| Quasar -64- #142-371-34596 | R. K. G. Engineering Inc. | PecosAnna Maria (Detrital) | PluggedOil | 8,500 | Mar 12, 1984 | 2 | — |
| Crawford 21 #242-371-34564 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,100 | Sep 21, 1983 | 1 | — |
| Price 20 #442-371-34556 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,100 | Sep 14, 1983 | 1 | — |
| Price #342-371-34555 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,100 | Sep 8, 1983 | 1 | — |
| Gulf 16 #142-371-34208 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,000 | Feb 14, 1983 | 1 | — |
| Gulf 17 #142-371-34178 | R. K. G. Engineering Inc. | PecosAlpha (Queen) | PluggedGas | 3,000 | Feb 1, 1983 | 1 | — |
| Hobbs -16- #142-103-83008 | R. K. G. Engineering Inc. | CraneCrossett S. (Devonian) | PluggedOil | 5,150 | Jan 6, 1983 | 1 | — |
| Arco - 22 #142-103-32868 | R. K. G. Engineering Inc. | CraneC-Bar (San Andres) | PluggedOil | 3,500 | Mar 25, 1982 | 1 | — |
| Cotulla #460642-127-32062 | R. K. G. Engineering Inc. | DimmitCatarina SW. (Olmos) | PluggedGas | 6,000 | Jul 21, 1980 | 1 | — |
| Chaney #142-235-31537 | R. K. G. Engineering Inc. | IrionNathan Miller (Clear Fork 3825) | PluggedOil | 4,000 | Mar 28, 1980 | 1 | — |
| Wilson D.C.O. Jr. et al G #142-371-32975 | R. K. G. Engineering Inc. | PecosBig Mesa (Queen) | PluggedGas | 2,000 | Jan 10, 1980 | 1 | Oct 2010 |
| Cotulla E. R. #580242-127-31828 | R. K. G. Engineering Inc. | DimmitCatarina SW. (Olmos) | PluggedGas | 5,550 | May 11, 1979 | 1 | — |
| Cotulla #580542-127-31795 | R. K. G. Engineering Inc. | DimmitCatarina SW. (Olmos) | PluggedGas | 6,000 | Dec 19, 1978 | 1 | — |
| Cotulla #578342-479-32240 | R. K. G. Engineering Inc. | WebbCatarina SW. (Olmos) | PluggedGas | 6,000 | Dec 7, 1978 | 1 | — |
| Johnson #900242-507-80037 | R. K. G. Engineering Inc. | ZavalaBandera Tank (San Miguel) | PluggedGas | 2,610 | Nov 13, 1978 | 1 | — |
| Johnson -a- #340142-507-00498 | R. K. G. Engineering Inc. | ZavalaHigh Lonesome (Olmos) | PluggedGas | 2,940 | Nov 6, 1978 | 1 | — |
| Johnson #630142-507-30924 | R. K. G. Engineering Inc. | ZavalaBandera Tank (San Miguel) | PluggedGas | 2,700 | Oct 14, 1977 | 1 | — |
| Lehman Estate #142-163-31483 | R. K. G. Engineering Inc. | FrioPearsall (Austin Chalk) | PluggedOil | 7,000 | Aug 29, 1977 | 1 | — |
| Johnson a #330142-507-00501 | R. K. G. Engineering Inc. | ZavalaHigh Lonesome (Olmos) | PluggedGas | 3,000 | Jun 24, 1977 | 1 | — |
| Dennis #142-103-10795 | R. K. G. Engineering Inc. | CraneRoberdeau W. (Tubb 3335) | PluggedOil | — | — | 0 | — |
| Nobles James H. Jr. #142-103-11013 | R. K. G. Engineering Inc. | CraneLyles (Clear Fork) | PluggedOil | — | — | 0 | — |
| Nobles James H. Jr. #242-103-11097 | R. K. G. Engineering Inc. | CraneLyles (Clear Fork) | PluggedOil | — | — | 0 | — |
| Gulf #2W42-103-11127 | R. K. G. Engineering Inc. | CraneLyles (Clear Fork) | PluggedOil | — | — | 0 | — |
| Gulf #342-103-11245 | R. K. G. Engineering Inc. | CraneLyles (Clear Fork) | PluggedOil | — | — | 0 | — |
| Gulf #142-103-20192 | R. K. G. Engineering Inc. | CraneLyles (Clear Fork) | PluggedOil | — | — | 0 | — |
| Cross -a- #142-135-07668 | R. K. G. Engineering Inc. | EctorMoss (Grayburg) | PluggedOil | — | — | 0 | — |
| Cross -a- #242-135-07669 | R. K. G. Engineering Inc. | EctorMoss (Grayburg) | PluggedOil | — | — | 0 | — |
| Wilson Wm. B. Etal -a- #242-353-00182 | R. K. G. Engineering Inc. | NolanHat Top Mountain N. (Fry Sd.) | Not on scheduleOil | — | — | 0 | — |
| Wilson -B- #3 B42-353-00335 | R. K. G. Engineering Inc. | NolanArriba Libra (Ellen) | PluggedOil | — | — | 0 | — |
| Wilson Wm. B B #142-353-80225 | R. K. G. Engineering Inc. | NolanHat Top Mountain N. (Fry Sd.) | Not on scheduleOil | — | — | 0 | — |
| Wilson Wm. B B #242-353-80226 | R. K. G. Engineering Inc. | NolanHat Top Mountain N. (Fry Sd.) | PluggedOil | — | — | 0 | — |
| McDonald #1 A42-371-30419 | R. K. G. Engineering Inc. | PecosWilbros (Queen) | PluggedGas | — | — | 0 | — |
| McDonald #242-371-30459 | R. K. G. Engineering Inc. | PecosWilbros (Queen) | PluggedGas | — | — | 0 | — |
| El Wedo -a- #142-371-30593 | R. K. G. Engineering Inc. | PecosChenot (Wolfcamp) | PluggedGas | — | — | 0 | — |
| Woodward -48- #142-371-30782 | R. K. G. Engineering Inc. | PecosWentz (Wichita-Albany) | PluggedGas | — | — | 0 | — |
| El Wedo -a- #242-371-30791 | R. K. G. Engineering Inc. | PecosChenot (Wolfcamp) | PluggedGas | — | — | 0 | — |
| McDonald -46- #542-371-30927 | R. K. G. Engineering Inc. | PecosWentz (Wichita-Albany) | PluggedGas | — | — | 0 | — |
| Cotulla #575142-479-30754 | R. K. G. Engineering Inc. | WebbCatarina SW. (Olmos) | PluggedGas | — | — | 0 | — |
| Garner J.N. #142-507-30347 | R. K. G. Engineering Inc. | ZavalaGoodwell (Austin Chalk) | PluggedOil | — | — | 0 | — |