LEASES · O-9-17651 · OIL · DISTRICT 7C
Mary K. Shirk
ReportingBCP Resources, LLC · Upton County · Spraberry (Trend Area) field
Mary K. Shirk is an RRC oil lease (O-9-17651) in Upton County operated by Bcp Resources, LLC, with 2 wells completed on it.
It has reported 73.9K barrels of oil and 298K mcf of gas since August 2011, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 2.74K barrels of oil, down 2% on the year before; the lease peaked at 2.53K barrels in November 2011.
4 operators have filed production on it, most recently Bcp Resources, LLC since October 2022.
- 73.9K
- bbl oil, all reported
- 298K
- mcf gas incl. casinghead
- 2.74K
- bbl oil, last 12 reported
- -2%
- vs the 12 before
- 2
- wells completed on it
- 2.53K
- peak month, bbl (Nov 2011)
PDQ LEASE REPORTS · FIRST AUG 2011 · 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 2,735 · prior 12 2,789(-2%)
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 14,878 · prior 12 9,314(+60%)
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.
- Opal Resources Operating Co.,llcAug 2011 → Jan 2013 · 18 mo
- Hunt Oil CompanyFeb 2013 → Jan 2018 · 60 mo
- Cambrian Management, Ltd.Feb 2018 → Sep 2022 · 56 mo
- BCP Resources, LLCOct 2022 → Jul 2026 · 46 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
2
wells completed on the lease
- Producing
- 1
- NO Type on File
- 1
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-9-17651, documented in the API reference.