| Oconnor M. V. Etal #242-391-01012 | Freeman James C. only | Refugio, TXGreta (Massive Catahoula) | Not on scheduleOil | — | — | — | — |
| Oconnor M. V. Etal #342-391-01013 | Freeman James C. only | Refugio, TXGreta (L- 3) | PluggedGas | — | — | — | — |
| Oconnor M. V. et al #442-391-01014 | Freeman James C. only | Refugio, TXGreta (C-2) | PluggedGas | — | — | — | — |
| Obrien J. M. -B- #20142-391-01019 | Acock/Anaqua Operating Co. LP only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. -D- #402 C42-391-01029 | Humble Oil & Refining Co. only | Refugio, TXGreta (C-2) | PluggedGas | — | — | — | — |
| Obrien J. M. -B- #142-391-01031 | Dewbre Petroleum Corporation only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. #142-391-01033 | South Texas Operating Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. #342-391-01035 | Josey Lenoir M. Inc. only | Refugio, TXGreta (L- 2) | PluggedGas | — | — | — | — |
| Obrien J. M. #442-391-01036 | South Texas Operating Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. #542-391-01037 | South Texas Operating Company only | Refugio, TXGreta (4400) | Not on scheduleOil | — | — | — | — |
| Obrien J. M. #642-391-01038 | South Texas Operating Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. #742-391-01039 | South Texas Operating Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. -B- #342-391-01041 | Acock/Anaqua Operating Co. LP only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. -B- #842-391-01043 | Acock/Anaqua Operating Co. LP only | Refugio, TXGreta (4400) | Not on scheduleOil | — | — | — | — |
| Obrien J. M. #31 L42-391-01044 | Primrose Operating Company only | Refugio, TXGreta (L- 3) | PluggedGas | — | — | — | — |
| O Brien J. M. #33D42-391-01046 | Primrose Operating Company only | Refugio, TXGreta (O-4) | PluggedGas | — | — | — | — |
| Obrien J.M. #3542-391-01048 | Primrose Operating Company only | Refugio, TXGreta (O-4) | PluggedGas | — | — | — | — |
| Obrien J. M. -D- #142-391-01049 | Greta Production Company only | Refugio, TXGreta (L- 5) | PluggedGas | — | — | — | — |
| O Brien J. M. #4142-391-01050 | Dorchester Operating Company LLC only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Obrien J. M. #d 242-391-01051 | Primrose Operating Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| O Brien J.M. E #5__42-391-01059 | — | Refugio, TX | Plugged | — | — | — | — |
| Welder J. F. Heirs #1 T42-391-01060 | Operator P-5 Not on File only | Refugio, TXGreta (L- 5) | Not on scheduleGas | — | — | — | — |
| Hynes James A. -F- #742-391-01066 | Sue-Ann Production Company only | Refugio, TXHynes Ranch (5950 Sand) | PluggedOil | — | — | — | — |
| 142-391-01070 | Freeport Minerals Company only | Refugio, TXHynes Ranch (FB-50) | Not on scheduleGas | — | — | — | — |
| 3 C42-391-01074 | Dinero Oil Company only | Refugio, TXMarion (Lagarto 2500) | Not on scheduleGas | — | — | — | — |
| 142-391-01076 | Dinero Oil Company only | Refugio, TXMarion (Frio 5400) | Not on scheduleGas | — | — | — | — |
| 142-391-01079 | Hillier J. E. only | Refugio, TXHynes Ranch (5800 Sand) | Not on scheduleOil | — | — | — | — |
| 2642-391-01094 | Tenneco Corporation only | Refugio, TXHynes Ranch (F- 4) | Not on scheduleGas | — | — | — | — |
| 642-391-01095 | Union Producing Co. only | Refugio, TXGreta (3500) | Not on scheduleGas | — | — | — | — |
| Fox W. J. -a- #1042-391-01099 | Hilcorp Energy Company only | Refugio, TXGreta (L- 3) | PluggedGas | — | — | — | — |
| 3342-391-01103 | Pennzoil Producing Co. only | Refugio, TXGreta (L- 1) | Not on scheduleGas | — | — | — | — |
| Fox W. J. #1242-391-01108 | Hilcorp Energy Company only | Refugio, TXGreta (L- 5) | PluggedGas | — | — | — | — |
| Lambert M. F. #342-391-01112 | Hilcorp Energy Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Lambert M. F. #h 142-391-01113 | Devon Energy Production Co L.P. only | Refugio, TXGreta (L- 3) | PluggedGas | — | — | — | — |
| Lambert M. F. #642-391-01114 | Hilcorp Energy Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Lambert M. F. #242-391-01115 | Hilcorp Energy Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Lambert M. F. #442-391-01116 | Hilcorp Energy Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Lambert M. F. #1542-391-01117 | Hilcorp Energy Company only | Refugio, TXGreta (4400) | PluggedOil | — | — | — | — |
| Lambert M.F. #7 U42-391-01118 | Pennzoil Producing Co. only | Refugio, TXTom Oconnor (4950) | PluggedGas | — | — | — | — |
| Lambert M. F. #842-391-01119 | Hilcorp Energy Company only | Refugio, TXGreta (4400) | Shut inOil | 4,330 | — | — | — |
| Lambert M. F. #g 1042-391-01120 | Devon Energy Production Co L.P. only | Refugio, TXGreta (4850) | PluggedGas | — | — | — | — |
| Tom Oconnor (5800 SD) Fld. Unit #H08642-391-01123 | Hilcorp Energy Company only | Refugio, TXTom Oconnor (5800) | PluggedOil | — | — | — | — |
| Lambert M. F. #H09142-391-01124 | Hilcorp Energy Company only | Refugio, TXTom Oconnor | Shut inOil | 5,935 | — | — | — |
| Lambert M. F. #g 1142-391-01125 | Devon Energy Production Co L.P. only | Refugio, TXGreta (L- 6 West) | PluggedGas | — | — | — | — |
| Lambert M. F. #u 1642-391-01126 | Devon Energy Production Co L.P. only | Refugio, TXGreta (L- 3) | PluggedGas | — | — | — | — |
| Tom Oconnor (5800 SD) Fld. Unit #Q20142-391-01133 | Hilcorp Energy Company only | Refugio, TXTom Oconnor (5800) | ActiveOil | 5,900 | — | — | — |
| Tom Oconnor (5800 SD) Fld. Unit #Q22442-391-01137 | Hilcorp Energy Company only | Refugio, TXTom Oconnor (5800) | Shut inOil | 5,925 | — | — | — |
| Oconnor Thomas -C- #5942-391-01155 | Hilcorp Energy Company only | Refugio, TXTom Oconnor (4500 Greta Mass.) | Shut inOil | 4,383 | — | — | — |
| Oconnor Thomas -C- #2 C42-391-01160 | Quintana Pet. Corp. only | Refugio, TXGreta (L- 3) | PluggedGas | — | — | — | — |
| Oconnor Thomas -C- #2642-391-01170 | Hilcorp Energy Company only | Refugio, TXTom Oconnor (5500 Sand) | PluggedOil | — | — | — | — |