LEASES · O-4-9111 · OIL · DISTRICT 04
Shaeffer Ranch -L-
No volume since Nov 1998Slawson Exploration Company, Inc · Jim Wells County · Lagarto Pasture (5400) field
Shaeffer Ranch -L- is an RRC oil lease (O-4-9111) in Jim Wells County operated by Slawson Exploration Company, Inc, with one well completed on it.
It has reported 1.39K barrels of oil and 43.3K mcf of gas since January 1993, last reporting volume in November 1998 (statewide data runs through April 2026).
The last 12 reported months total 193 barrels of oil, down 60% on the year before; the lease peaked at 224 barrels in January 1993.
2 operators have filed production on it, most recently Slawson Exploration Company, Inc since April 1997.
- 1.39K
- bbl oil, all reported
- 43.3K
- mcf gas incl. casinghead
- 193
- bbl oil, last 12 reported
- -60%
- vs the 12 before
- 1
- wells completed on it
- 224
- peak month, bbl (Jan 1993)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME NOV 1998 · 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 193 · prior 12 486(-60%)
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 13,896 · prior 12 20,987(-34%)
Who reported it
Each run of months one operator filed the production report, oldest first.
- Texaco E & P Inc.Jan 1993 → Mar 1997 · 51 mo
- Slawson Exploration Company, IncApr 1997 → May 1999 · 26 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-4-9111, documented in the API reference.