| Southern Pacific #142-361-30732 | Howell Petroleum Corporation | Orange | Plugged | 11,200 | Oct 24, 1996 | 2 | — |
| Johnson, et al 49-6 #142-263-31535 | Howell Petroleum Corporation | Kent | Not on schedule | 7,850 | Sep 19, 1994 | 1 | — |
| Duson #442-481-33631 | Howell Petroleum Corporation | WhartonShanghai (D-5) | PluggedGas | 9,800 | Apr 27, 1993 | 1 | Mar 1994 |
| Duson B #542-481-32601 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Frio 4550) | PluggedGas | 6,050 | Nov 3, 1992 | 5 | Jul 1993 |
| Morello Buddy #142-041-31210 | Howell Petroleum Corporation | BrazosCaldwell (Austin Chalk) | PluggedOil | 9,000 | Jun 12, 1992 | 2 | Sep 1999 |
| Bryan Utilities Lake #342-041-31064 | Howell Petroleum Corporation | BrazosCaldwell (Austin Chalk) | PluggedOil | 9,000 | Apr 29, 1992 | 2 | — |
| Duson D #1242-481-32686 | Howell Petroleum Corporation | WhartonHutchins-Kubela (5520) | PluggedGas | 6,150 | Aug 14, 1991 | 3 | — |
| Kubela Mineral Trust #342-481-32795 | Howell Petroleum Corporation | WhartonHutchins-Kubela (5520) | PluggedGas | 6,200 | Dec 12, 1990 | 4 | Mar 1993 |
| Duson #242-481-32952 | Howell Petroleum Corporation | WhartonShanghai (D-3) | PluggedGas | 11,500 | Mar 12, 1990 | 2 | Feb 1995 |
| Kubela #242-481-32723 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Frio 4380) | PluggedOil | 6,200 | Dec 5, 1989 | 7 | Sep 1993 |
| Bryan Utilities Lake Unit #442-041-31138 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 9,000 | Aug 15, 1989 | 2 | — |
| Kay R. #142-041-31342 | Howell Petroleum Corporation | BrazosCaldwell (Austin Chalk) | PluggedOil | 8,500 | Jul 27, 1989 | 2 | Nov 2000 |
| Odgen Estate #342-371-36031 | Howell Petroleum Corporation | PecosChenot (Wolfcamp) | Not on schedule | 5,100 | Dec 23, 1987 | 1 | — |
| Zimmer #1242-469-32523 | Howell Petroleum Corporation | VictoriaColetto Creek (2800) | Not on schedule | 2,950 | May 11, 1987 | 1 | — |
| Savage Stewart et al #142-321-30883 | Howell Petroleum Corporation | MatagordaWadsworth (Savage) | PluggedOil | 10,000 | Oct 17, 1986 | 2 | — |
| Bishkin #142-481-32997 | Howell Petroleum Corporation | WhartonShanghai (D-5) | PluggedGas | 11,000 | Oct 6, 1986 | 2 | — |
| Cornelius #242-321-31494 | Howell Petroleum Corporation | Matagorda | Not on schedule | 10,000 | Dec 10, 1985 | 1 | — |
| Cornelius #342-321-31495 | Howell Petroleum Corporation | Matagorda | Not on schedule | 10,000 | Dec 10, 1985 | 1 | — |
| Varisco A. Estate #142-041-31255 | Howell Petroleum Corporation | BrazosGiddings (Austin Chalk-3) | PluggedOil | 8,500 | Oct 16, 1985 | 2 | Jun 1993 |
| Duewall #142-051-32894 | Howell Petroleum Corporation | BurlesonGiddings (Austin Chalk-3) | PluggedOil | 8,000 | Oct 4, 1985 | 1 | Oct 2000 |
| Duson B #442-481-02091 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Frio 4380) | PluggedOil | 4,740 | Sep 25, 1985 | 1 | — |
| Duson #1 L42-481-32856 | Howell Petroleum Corporation | WhartonShanghai (D-3) | PluggedGas | 10,600 | May 1, 1985 | 1 | Oct 1995 |
| Copano-Braman #142-321-01135 | Howell Petroleum Corporation | MatagordaWadsworth (Savage) | PluggedGas | 10,000 | Jan 25, 1985 | 2 | — |
| Hill #542-065-31831 | Howell Petroleum Corporation | CarsonPanhandle Carson County Field | Not on schedule | 3,500 | Jan 22, 1985 | 1 | — |
| Ogden Estate #342-371-35211 | Howell Petroleum Corporation | PecosChenot (Wolfcamp) | Not on schedule | 6,000 | Dec 4, 1984 | 1 | — |
| Scarpinato B. #142-041-31246 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 8,500 | Nov 13, 1984 | 1 | Oct 1995 |
| Clem #142-305-30328 | Howell Petroleum Corporation | Lynn | Plugged | 11,000 | Nov 2, 1984 | 2 | — |
| Fazzino D. Unit #142-041-31146 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 9,000 | May 22, 1984 | 1 | Jun 2001 |
| Wilcox Unit #342-041-31134 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 9,000 | Apr 9, 1984 | 1 | — |
| Marino John E. #242-041-31131 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 9,000 | Mar 29, 1984 | 1 | — |
| Bryan Utilities Lake a #142-041-31041 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 9,000 | Nov 2, 1983 | 1 | — |
| Wilcox Unit #242-041-30910 | Howell Petroleum Corporation | BrazosKurten (Buda) | PluggedOil | 9,000 | Mar 22, 1983 | 1 | — |
| Kingswell-Smith, Baird #142-057-31218 | Howell Petroleum Corporation | Calhoun | Plugged | 10,151 | Dec 1, 1982 | 1 | — |
| State Tract 347 #142-167-30915 | Howell Petroleum Corporation | Galveston | Plugged | 10,700 | Sep 17, 1982 | 1 | — |
| Duson D #1142-481-02094 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Frio 4380) | PluggedGas | 4,700 | Jan 29, 1982 | 1 | — |
| Carpenter, Tom #142-237-34259 | Howell Petroleum Corporation | Jack | Plugged | 5,881 | Dec 22, 1981 | 1 | — |
| Gearhart L.A. #142-215-30415 | Howell Petroleum Corporation | HidalgoWhitted NW. (6900) | PluggedGas | — | — | 0 | — |
| TXL #1 L42-363-00432 | Howell Petroleum Corporation | Palo PintoLone Camp (Bend Conglomerate) | PluggedGas | — | — | 0 | — |
| Chambers George #142-363-00492 | Howell Petroleum Corporation | Palo PintoLone Camp (Bend Conglomerate) | PluggedGas | — | — | 0 | — |
| Sugg C. H. a #142-383-30503 | Howell Petroleum Corporation | ReaganSpraberry (Trend Area) | PluggedOil | — | — | 0 | — |
| Sugg C. H. -B- #242-383-30564 | Howell Petroleum Corporation | ReaganSpraberry (Trend Area) | PluggedOil | — | — | 0 | — |
| Sugg C. H. -B- #142-383-30568 | Howell Petroleum Corporation | ReaganSpraberry (Trend Area) | PluggedOil | — | — | 0 | — |
| Sugg C. H. -B- #342-383-30569 | Howell Petroleum Corporation | ReaganSpraberry (Trend Area) | PluggedOil | — | — | 0 | — |
| Duson -B- #342-481-01549 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |
| Duson W. W. -C- #142-481-01560 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |
| Duson W. W. -D- #342-481-01562 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |
| Duson -B- #142-481-01563 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |
| Duson -B- #242-481-01564 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |
| Duson W. W. -D- #10W42-481-01565 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |
| Duson W. W. -D- #442-481-01566 | Howell Petroleum Corporation | WhartonHutchins-Kubela (Gilcrease Sd.) | PluggedOil | — | — | 0 | — |