LEASES · O-10-31951 · OIL · DISTRICT 08
Calverley -A-
No volume since Sep 2015Diamondback E&P LLC · Glasscock County · Spraberry (Trend Area) field
Calverley -A- is an RRC oil lease (O-10-31951) in Glasscock County operated by Diamondback E&P LLC, with one well completed on it.
It has reported 25.4K barrels of oil and 134K mcf of gas since January 1993, last reporting volume in September 2015 (statewide data runs through April 2026).
No volume was reported in the last 12 months; the last was in September 2015.
4 operators have filed production on it, most recently Diamondback E&P LLC since February 2019.
- 25.4K
- bbl oil, all reported
- 134K
- mcf gas incl. casinghead
- 0
- bbl oil, last 12 reported
- —
- vs the 12 before
- 1
- wells completed on it
- 466
- peak month, bbl (Mar 2008)
PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME SEP 2015 · 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.
- BC Operating, Inc.Jan 1993 → Feb 1998 · 62 mo
- Taurus Exploration U.S.A., Inc.Mar 1998 → Nov 1998 · 9 mo
- Energen Resources CorporationDec 1998 → Jan 2019 · 242 mo
- Diamondback E&P LLCFeb 2019 → Apr 2023 · 51 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-10-31951, documented in the API reference.