LEASES · O-1-11256 · OIL · DISTRICT 01
West, Robert -A-
No volume since Sep 2001Aminex USA, Inc. · Atascosa County and Bexar · Somerset field
West, Robert -A- is an RRC oil lease (O-1-11256) in Atascosa County operated by Aminex USA, Inc., with 8 wells completed on it.
It has reported 5.1K barrels of oil and 18 mcf of gas since January 1993, last reporting volume in September 2001 (statewide data runs through April 2026).
The last 12 reported months total 50 barrels of oil, down 71% on the year before; the lease peaked at 204 barrels in March 1996.
2 operators have filed production on it, most recently Aminex USA, Inc. since October 1993.
- 5.1K
- bbl oil, all reported
- 18
- mcf gas incl. casinghead
- 50
- bbl oil, last 12 reported
- -71%
- vs the 12 before
- 8
- wells completed on it
- 204
- peak month, bbl (Mar 1996)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME SEP 2001 · 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 50 · prior 12 145(-66%)
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.
- Caspen Operating CompanyJan 1993 → Sep 1993 · 9 mo
- Aminex USA, Inc.Oct 1993 → Jun 2002 · 104 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
8
wells completed on the lease
- Plugged
- 8
Operates them now
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-1-11256, documented in the API reference.