FIELDS · TEXAS · FIELD 57911982
Mary Ellen Oconnor (5000)
Field · District 02 · Refugio County
Mary Ellen Oconnor (5000) is an RRC field with 6 leases on file reported by 8 operators, in Refugio County.
No volume has been reported since July 2026.
Dolphin Petroleum, LP holds the most, 3 leases and 31,640 barrels of oil lifetime.
Lifetime, the field has reported 43,933 barrels of oil and 376,070 mcf of gas, across 3 oil and 3 gas leases.
- 6
- leases on file · 3 oil, 3 gas
- 0
- leases reporting volume
- 8
- operators, all time
- 0
- active wellbores of 12 · 0 operators today
- 0
- bbl oil, 12 months through Apr 2026
- 0
- Mcf gas, same 12 months
- 43,933
- bbl oil, lifetime · 376,070 Mcf gas
Every well completed in it, searchable →
Reported production by month
Last 12 months 0 · prior 12 0
Mary Ellen Oconnor (5000): Oil by month.
Operators
BY LIFETIME OIL ON THEIR LEASES · TOP 4
| Operator | Leases | Oil, bbl | Gas, Mcf | Last reported |
|---|---|---|---|---|
| Dolphin Petroleum, LP | 3 | 31.6K | 107K | Jul 2026 |
| Hilcorp Energy Company | 1 | 12.3K | 80.8K | Feb 2022 |
| Dewbre Petroleum Corporation | 1 | 0 | 127K | Nov 1995 |
| Emerald Oil & Gas LC | 1 | 0 | 61.7K | May 2006 |
Counties
- Refugio County → 6 leases
Latest completions
BY COMPLETION DATE
| Well | Operator | County | Completed | Top perf, ft | Oil, 12 mo | Gas, 12 mo |
|---|---|---|---|---|---|---|
| Oconnor Mary Ellen #31 | Dolphin Petroleum LP | Refugio | Mar 2, 2002 | — | 0 | 0 |
| Oconnor Mary Ellen - Exxon #B11 | Emerald Oil & Gas LC | Refugio | Apr 1, 1997 | — | 0 | 0 |
| O Connor L. W. #2 | O Connor Energy Management LLC | Refugio | Nov 4, 1991 | — | 0 | 0 |
| Oconnor Mary Ellen #53 | Dolphin Petroleum LP | Refugio | Oct 6, 1988 | — | 0 | 0 |
| El Oso Cattle Company #23 | Dolphin Petroleum LP | Refugio | Apr 14, 1987 | — | 0 | 0 |
| O Connor Thomas B #10 | Hilcorp Energy Company | Refugio | May 22, 1986 | — | 0 | 0 |
| O Conner Thomas -B- #12 | Hilcorp Energy Company | Refugio | Jul 16, 1979 | — | 0 | 0 |
| O Connor Mary Ellen #26 D | Dolphin Petroleum LP | Refugio | Jun 8, 1979 | — | 0 | 0 |
| El Oso Cattle Company #29 | Dolphin Petroleum LP | Refugio | Aug 9, 1978 | — | 0 | 0 |
| O Conner Mary Ellen #47 | Dolphin Petroleum LP | Refugio | Jul 10, 1978 | — | 0 | 0 |
About this data
Field 57911982 from RRC PDQ lease reports: lifetime totals and lease and operator counts from the field summary; the monthly series summed from every lease report naming the field, cut at the statewide reported-through month, Apr 2026. Counties from the wells completed on each lease. Completions are the wellbores the RRC schedule ties to the field. Nothing is estimated.
Developers: this page as JSON is GET /v1/data/fields/tx/57911982, documented in the API reference.