LEASES · O-8-25859 · OIL · DISTRICT 7B
Morriset "Z"
No volume since Oct 1997Jenn Oil · Callahan County · Callahan County Regular field
Morriset "Z" is an RRC oil lease (O-8-25859) in Callahan County operated by Jenn Oil, with one well completed on it.
It has reported 1.36K barrels of oil and 29 mcf of gas since January 1993, last reporting volume in October 1997 (statewide data runs through April 2026).
The last 12 reported months total 70 barrels of oil, down 76% on the year before; the lease peaked at 119 barrels in January 1993.
3 operators have filed production on it, most recently Jenn Oil since December 1995.
- 1.36K
- bbl oil, all reported
- 29
- mcf gas incl. casinghead
- 70
- bbl oil, last 12 reported
- -76%
- vs the 12 before
- 1
- wells completed on it
- 119
- peak month, bbl (Jan 1993)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME OCT 1997 · STATEWIDE DATA THROUGH APR 2026
Oil by month
Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.
Last 12 months 70 · prior 12 292(-76%)
Gas by month
Gas-well gas plus casinghead gas, mcf. On an oil lease all gas is reported as casinghead. The latest months are revised upward as late reports arrive.
Last 12 months 0 · prior 12 0
Who reported it
Each run of months one operator filed the production report, oldest first.
- Onyx Drilling & ProductionJan 1993 → Dec 1993 · 12 mo
- Masters Rat Hole Service, Inc.Jan 1994 → Nov 1995 · 23 mo
- Jenn OilDec 1995 → Mar 1998 · 28 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
About this data
Monthly oil, gas, and casinghead from the RRC PDQ production dump, which lags the reporting month by two to three months; figures shown through Apr 2026. Wells from completion reports; operator runs from who filed each month's report.
Developers: this page as JSON is GET /v1/data/leases/tx/o-8-25859, documented in the API reference.