LEASES · O-10-52518 · OIL · DISTRICT 08
Calverley 23A
ReportingU S Energy Corp. of Amer. Inc. · Glasscock County · Spraberry (Trend Area) field
Calverley 23a is an RRC oil lease (O-10-52518) in Glasscock County operated by U S Energy Corp. Of Amer. Inc., with one well completed on it.
It has reported 23.8K barrels of oil and 19.5K mcf of gas since August 2019, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 2.97K barrels of oil, down 21% on the year before; the lease peaked at 599 barrels in February 2025.
- 23.8K
- bbl oil, all reported
- 19.5K
- mcf gas incl. casinghead
- 2.97K
- bbl oil, last 12 reported
- -21%
- vs the 12 before
- 1
- wells completed on it
- 599
- peak month, bbl (Feb 2025)
PDQ LEASE REPORTS · FIRST AUG 2019 · 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 2,970 · prior 12 3,772(-21%)
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 1,721 · prior 12 2,652(-35%)
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.
- U S Energy Corp. of Amer. Inc.Aug 2019 → Jul 2026 · 84 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-10-52518, documented in the API reference.