LEASES · O-1-14398 · OIL · DISTRICT 01
Oppenheimer-Calvert Unit
No volume since Feb 2017Blackbrush O & G, LLC · Frio County · Pearsall (Buda, S.) field
Oppenheimer-Calvert Unit is an RRC oil lease (O-1-14398) in Frio County operated by Blackbrush O & G, LLC, with one well completed on it.
It has reported 21.7K barrels of oil and 354K mcf of gas since January 2002, last reporting volume in February 2017 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in February 2017.
3 operators have filed production on it, most recently Blackbrush O & G, LLC since May 2012.
- 21.7K
- bbl oil, all reported
- 354K
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 1
- wells completed on it
- 791
- peak month, bbl (Jan 2002)
PDQ LEASE REPORTS · FIRST JAN 2002 · LAST VOLUME FEB 2017 · 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 0 · prior 12 0
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.
- Dale Operating CompanyJan 2002 → Jan 2006 · 49 mo
- Blackbrush O & G, Inc.Feb 2006 → Apr 2012 · 75 mo
- Blackbrush O & G, LLCMay 2012 → Jul 2025 · 159 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.
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