| Stovall #142-481-33840 | Bay Rock Operating Company | Wharton, TXWildcat | PluggedGas | 12,000 | Jul 16, 1997 | — | — |
| Mitchell John N. Etal #542-391-02814 | Bay Rock Operating Company | Refugio, TXWoodsboro (FT-8 Sand) | PluggedOil | 5,600 | Apr 16, 1997 | — | — |
| J-Bar #142-249-32286 | Bay Rock Operating Company | Jim Wells, TXKoopman (Yegua 7300) | PluggedGas | 7,500 | Feb 28, 1997 | — | — |
| Block 70 Unit 3 #142-297-33791 | Bay Rock Operating Company | Live Oak, TXClayton (Queen City) | PluggedOil | 9,000 | Oct 6, 1995 | — | — |
| Allen #842-175-00260 | Bay Rock Operating Company | Goliad, TXSlick (Wilcox) | PluggedOil | 7,594 | Apr 12, 1990 | — | — |
| Garza Family Trust #442-505-32661 | Bay Rock Operating Company | Zapata, TXFandango (Yegua 2400) | PluggedGas | 2,650 | Mar 26, 1990 | — | — |
| Allen #642-175-00258 | Bay Rock Operating Company | Goliad, TXSlick (Wilcox) | PluggedOil | 7,596 | Feb 22, 1990 | — | — |
| Garza Family Trust #342-505-32617 | Bay Rock Operating Company | Zapata, TXFandango (Yegua 2400) | PluggedGas | 2,650 | Nov 7, 1989 | — | — |
| Boenig H. A. & W. A. #5 U42-391-02828 | Bay Rock Operating Company | Refugio, TXWoodsboro (4180 Sand) | PluggedOil | 5,903 | Oct 12, 1989 | — | — |
| Carnes-Stanley Unit #142-013-33915 | Bay Rock Operating Company | Atascosa, TXJ.L.B. (Atkinson) | PluggedOil | 3,500 | Apr 4, 1989 | — | — |
| Carnes Thomas J. #242-013-33868 | Bay Rock Operating Company | Atascosa, TXJ.L.B. (Atkinson) | PluggedOil | 3,400 | Jul 13, 1988 | — | — |
| Carnes Thomas J. #142-013-33850 | Bay Rock Operating Company | Atascosa, TXJ.L.B. (Atkinson) | PluggedOil | 3,400 | Mar 11, 1988 | — | — |
| McNeill #242-297-33782 | Bay Rock Operating Company | Live Oak, TXDinero West (Pettus) | PluggedOil | 5,350 | Sep 10, 1987 | — | — |
| Halamicek J. M. #142-239-00496 | Bay Rock Operating Company | Jackson, TXSandy Creek | PluggedOil | 4,836 | Jun 10, 1986 | — | — |
| State of Texas Tract 2A #342-391-31566 | Bay Rock Operating Company | Refugio, TXWoodsboro | PluggedOil | 5,965 | Jun 6, 1986 | — | — |
| Garza Family Trust #142-505-32271 | Bay Rock Operating Company | Zapata, TXFandango (Yegua 2400) | PluggedGas | 2,500 | Dec 15, 1985 | — | — |
| Adkins James L. et al #142-089-31522 | Bay Rock Operating Company | Colorado, TXChesterville SE. (2250 Sand) | PluggedGas | 2,900 | Sep 26, 1984 | — | — |
| Haring #342-175-00025 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Seg. -B-) | PluggedOil | 4,150 | Mar 30, 1984 | — | — |
| Conoco Fee #142-061-30444 | Bay Rock Operating Company | Cameron, TXBoory (Miocene 4800) | PluggedGas | 7,500 | Feb 6, 1984 | — | — |
| Goliad Royalty #242-175-00034 | Bay Rock Operating Company | Goliad, TXBarvo (Yegua Sand) | PluggedOil | 4,400 | Jan 25, 1984 | — | — |
| Barry J. R. Estate #142-391-31654 | Bay Rock Operating Company | Refugio, TXBonnie View South (8130 Frio) | PluggedGas | 8,600 | Jun 23, 1983 | — | — |
| Halamicek J. M. #1 A42-239-31846 | Bay Rock Operating Company | Jackson, TXSandy Creek | PluggedOil | 4,900 | Mar 14, 1983 | — | — |
| Vaughn Unit #142-061-30442 | Bay Rock Operating Company | Cameron, TXLos Fresnos (Miocene 4270) | PluggedGas | 5,600 | Oct 8, 1982 | — | — |
| Carroll Bernal #142-123-31262 | Bay Rock Operating Company | De Witt, TXCecily (Yegua 4950) | PluggedOil | 6,000 | Oct 8, 1982 | — | — |
| Haring #142-175-00023 | Bay Rock Operating Company | Goliad, TXBarvo (Yegua Sand) | PluggedOil | 4,315 | Jul 15, 1981 | — | — |
| Hartman Raymond L. #142-479-32737 | Bay Rock Operating Company | Webb, TXTom Walsh (Olmos) | PluggedGas | 8,000 | Jun 3, 1980 | — | — |
| Adams C. #142-283-30636 | Bay Rock Operating Company | La Salle, TXEncinal (5800) | PluggedGas | 6,000 | Oct 30, 1978 | — | — |
| Carter William A. #242-163-31442 | Bay Rock Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | 7,000 | Jun 15, 1977 | — | — |
| Ball J. J. #142-013-01168 | Bay Rock Operating Company | Atascosa, TXImogene S. (Carrizo) | PluggedOil | — | — | — | — |
| Dulaney Fred #142-013-01201 | Bay Rock Operating Company | Atascosa, TXImogene Southeast | PluggedOil | — | — | — | — |
| Peeler -B- #342-013-02894 | Bay Rock Operating Company | Atascosa, TXRenshaw (Carrizo) | PluggedOil | — | — | — | — |
| Peeler -B- #142-013-02896 | Bay Rock Operating Company | Atascosa, TXRenshaw (Carrizo) | PluggedOil | — | — | — | — |
| Carter William A. #142-163-31038 | Bay Rock Operating Company | Frio, TXPearsall (Austin Chalk) | PluggedOil | — | — | — | — |
| Hilbrich-Sellers #342-175-00022 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Haring #242-175-00024 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Haring #442-175-00026 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Goliad Royalty Corp. #142-175-00033 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Sand) | PluggedOil | — | — | — | — |
| Goliad Royalty Corp. #342-175-00035 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Sand) | PluggedOil | — | — | — | — |
| Goliad Royalty Corp. #442-175-00036 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Sand) | PluggedOil | — | — | — | — |
| Hilbrich-Sellers #142-175-80578 | Bay Rock Operating Company | Goliad, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Butler -B- #542-255-00346 | Bay Rock Operating Company | Karnes, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Butler -B- #742-255-00347 | Bay Rock Operating Company | Karnes, TXBarvo (Vicksburg) | PluggedGas | — | — | — | — |
| Hilbrich-Sellers #442-255-01029 | Bay Rock Operating Company | Karnes, TXBarvo (Vicksburg) | PluggedGas | — | — | — | — |
| Hilbrich-Sellers #542-255-01287 | Bay Rock Operating Company | Karnes, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Hilbrich-Sellers #242-255-01298 | Bay Rock Operating Company | Karnes, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Butler -B- #842-255-01300 | Bay Rock Operating Company | Karnes, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Tabor Gas Unit #142-255-30203 | Bay Rock Operating Company | Karnes, TXPorter N. (Reklaw) | Temporarily abandonedGas | 7,612 | — | — | — |
| Haring #542-255-80237 | Bay Rock Operating Company | Karnes, TXBarvo (Pettus Seg. -B-) | PluggedOil | — | — | — | — |
| Mitchell John N. Etal #1 U42-391-02810 | Bay Rock Operating Company | Refugio, TXWoodsboro (FT-8 Sand) | PluggedOil | — | — | — | — |
| Mitchell John N. Etal #2 L42-391-02811 | Bay Rock Operating Company | Refugio, TXWoodsboro | PluggedOil | — | — | — | — |