LEASES · O-11-67777 · OIL · DISTRICT 8A
Blackwatch (San Andres) Unit
No volume since Feb 2020Sabinal Energy Operating, LLC · Gaines County · Blackwatch (San Andres) field
Blackwatch (San Andres) Unit is an RRC oil lease (O-11-67777) in Gaines County operated by Sabinal Energy Operating, LLC, with 21 wells completed on it.
It has reported 3.5M barrels of oil and 1.62M mcf of gas since September 1997, last reporting volume in February 2020 (statewide data runs through April 2026).
The last 12 reported months total 27.2K barrels of oil, down 63% on the year before; the lease peaked at 29.5K barrels in May 1998.
4 operators have filed production on it, most recently Sabinal Energy Operating, LLC since October 2017.
- 3.5M
- bbl oil, all reported
- 1.62M
- mcf gas incl. casinghead
- 27.2K
- bbl oil, last 12 reported
- -63%
- vs the 12 before
- 21
- wells completed on it
- 29.5K
- peak month, bbl (May 1998)
PDQ LEASE REPORTS · FIRST SEP 1997 · LAST VOLUME FEB 2020 · 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 27,192 · prior 12 74,302(-63%)
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 18,396 · prior 12 51,962(-65%)
Who reported it
Each run of months one operator filed the production report, oldest first.
- Union Oil Company of CaliforniaSep 1997 → May 2000 · 33 mo
- Pure Resources, L.P.Jun 2000 → Mar 2006 · 70 mo
- Chevron Midcontinent, L.P.Apr 2006 → Sep 2017 · 138 mo
- Sabinal Energy Operating, LLCOct 2017 → Oct 2020 · 37 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
21
wells completed on the lease
- Not on Schedule
- 21
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-11-67777, documented in the API reference.