LEASES · O-11-68255 · OIL · DISTRICT 8A
Mast
ReportingParallel Petroleum LLC · Andrews County · Carm-Ann (San Andres) field
Mast is an RRC oil lease (O-11-68255) in Andrews County operated by Parallel Petroleum LLC, with one well completed on it.
It has reported 24.3K barrels of oil since August 2000, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 439 barrels of oil, down 11% on the year before; the lease peaked at 646 barrels in February 2001.
3 operators have filed production on it, most recently Parallel Petroleum LLC since February 2010.
- 24.3K
- bbl oil, all reported
- 0
- mcf gas incl. casinghead
- 439
- bbl oil, last 12 reported
- -11%
- vs the 12 before
- 1
- wells completed on it
- 646
- peak month, bbl (Feb 2001)
PDQ LEASE REPORTS · FIRST AUG 2000 · LAST VOLUME APR 2026 · 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 439 · prior 12 494(-11%)
Decline curve
None shown. Petrora fits an Arps curve only when the last ten years of oil reports follow one decline closely enough to project (R² of 0.7 or better over at least a year since the peak). This lease's recent history does not, so a projection would be a guess dressed as a number.
Who reported it
Each run of months one operator filed the production report, oldest first.
- Caprock Operating, Inc.Aug 2000 → Sep 2004 · 50 mo
- Parallel Petroleum CorporationOct 2004 → Jan 2010 · 64 mo
- Parallel Petroleum LLCFeb 2010 → Jul 2026 · 198 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-11-68255, documented in the API reference.