OPERATORS · RRC 559560 · P-5 STATUS Y
Mellon Oil Unit
Refugio, TX
Watch this operatorMellon Oil Unit has filed no drilling permits in the past 12 months; its most recent permit was issued July 18, 1997.
8 drilling permits have been issued to this operator number since 1977; its P-5 organization report was last filed May 7, 2004.
- 0
- permits, last 12 months
- —
- vs prior 12 months (0)
- 0
- counties, 12 months
- 0
- producing wells, of 0 of record
- 0
- leases it reports
- —
- horizontal, 12 months
WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026
From permit to spud
FROM THE DATES ON ITS W-1 PERMITS · ALL TIME
A permit is a plan, not a well. These figures count only permits old enough to have spudded, six months and more, and read the spud, cancel, and expiry dates the RRC records on each one.
- 38%
- spud rate · 3 of 8 mature permits
- 58
- median days permit to spud · middle half 58–58
- 0
- spuds, last 180 days
- 0%
- cancelled · 0 permits
- 5
- expired undrilled
- 0
- permits a year over 20 active years
Where
Counties by permits in the last 12 months, with all-time permits and current wells of record there.
All 8 permits, searchable → · Leases it reports → · On the map →
Formations in its completed wells
Tops reported on completion filings for wells it operates. RRC wellbore file. About tops →
Production by month
PDQ LEASE REPORTS · REPORTED THROUGH APR 2026
Barrels on leases where this operator filed the production report. Lease-level by design; the latest months are revised upward as late reports arrive. How production is reported →
- 0
- bbl oil, last 12 reported months
- —
- vs the 12 months before
- 0
- mcf gas incl. casinghead, last 12
- 575K
- bbl oil since reporting began
No lease production reported under this operator number in the last three years.
Beyond the permit record
RRC wellbore file
Wells of record
- 0
- on the schedule
- 0
- producing
- 0
- shut in
- 0
- injection
- 0
- temp. abandoned
- 0
- plugged
How it got them
- 0
- permitted itself
- 0
- acquired from others
- 6
- permitted, now run by others
Acquired means the well's permit names a different operator than the schedule does today. Transfers and operator numbers →
RRC UIC permits · H-10 reported volumes
Disposal and injection
- 0
- active UIC permits of 1
- 0
- permitted bbl/day, active
- 0
- bbl injected, last 12 reported months
- Jun 2025
- reported through
By county
| Refugio | 0 active | 0 bbl/d |
Permitted volume is a ceiling, not throughput. How to read it →
Permit types
Last 12 months against the prior 12, and all time. A type opens the permit history filtered to it. What the types mean →
| Type | 12 mo | Prior 12 | All time |
|---|---|---|---|
| Recompletion | 0 | 0 | 8 |
P-5 organization report
As registered with the RRC. About the P-5 →
- Registration
- Status code Y
- Last filed May 7, 2004
- Address
- 427 FM 774
- Refugio, TX 78377
- Officers and agents
- O'Connor & Hewitt Ltd · Joint Venturer
- Copano Company · Joint Venturer
- Nordan and Company · Joint Venturer
Latest permits
NEWEST FIRST BY ISSUE DATE · FILED OR ON WELLS IT NOW OPERATES
| Permit | Seen | Issued | Operator | County | Lease / well | Depth | API |
|---|---|---|---|---|---|---|---|
| 465075 | Jul 18, 1997 | Jul 18, 1997 | Mellon Oil Unit | Refugio | Mellon Oil Unit #27 | 4,500 | 39101741 |
| 441137 | Nov 6, 1995 | Nov 6, 1995 | Mellon Oil Unit | Refugio | Mellon Oil Unit #26 | 4,600 | 39101731 |
| 425039 | Jun 22, 1994 | Jun 22, 1994 | Mellon Oil Unit | Refugio | Mellon Oil Unit #25 | 4,500 | 39101732 |
| 215922 | Sep 7, 1983 | Sep 7, 1983 | Mellon Oil Unit | Refugio | Mellon Oil Unit #24 | 5,919 | 39101722 |
| 177727 | Nov 12, 1982 | Nov 12, 1982 | Mellon Oil Unit | Refugio | Mellon Oil Unit #23 | 5,849 | 39101617 |
| 55562 | Aug 6, 1979 | Aug 6, 1979 | Mellon Oil Unit | Refugio | Mellon Oil Unit #22 | 5,919 | 39101587 |
| 49499 | Apr 12, 1979 | Apr 12, 1979 | Mellon Oil Unit | Refugio | Mellon Oil Unit #21 | 5,833 | 39101616 |
| 10617 | Oct 7, 1977 | Oct 7, 1977 | Mellon Oil Unit | Refugio | Mellon Oil Unit #20 | 5,826 | 39101740 |
About this data
Registration from the RRC P-5 organization report, refreshed weekly. Permits from the OGA049M master and daily daf420 files; wells of record from the EWA wellbore schedule; production from PDQ lease reports at the last vintage; disposal from UIC permits and H-10 reports. Summary figures are rebuilt nightly.
Developers: this page as JSON is GET /v1/data/operators/tx/559560, documented in the API reference.