LEASES · O-10-43935 · OIL · DISTRICT 08
J W Cave 48
Diamondback E&P LLC · Martin County · Spraberry (Trend Area) field
J W Cave 48 is an RRC oil lease (O-10-43935) in Martin County operated by Diamondback E&P LLC, with one well completed on it.
It has reported 3.65K barrels of oil and 846 mcf of gas since February 2013, last reporting volume in April 2026 (statewide data runs through April 2026).
It reported 86 barrels of oil in the 12 months through April 2026; the lease peaked at 308 barrels in October 2013.
5 operators have filed production on it, most recently Diamondback E&P LLC since January 2025.
- 3.65K
- bbl oil, all reported
- 846
- mcf gas incl. casinghead
- 86
- bbl oil, 12 months through Apr 2026
- —
- vs the 12 before
- 1
- wells completed on it
- 308
- peak month, bbl (Oct 2013)
PDQ LEASE REPORTS · FIRST FEB 2013 · 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.
12 months through Apr 2026 86 · prior 12 93(-8%)
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.
12 months through Apr 2026 0 · prior 12 0
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.
- Energen Resources CorporationFeb 2013 → Jan 2019 · 72 mo
- Diamondback E&P LLCFeb 2019 → Oct 2021 · 33 mo
- Legacy Reserves Operating LPNov 2021 → Jan 2022 · 3 mo
- Endeavor Energy Resources L.P.Feb 2022 → Dec 2024 · 35 mo
- Diamondback E&P LLCJan 2025 → Jul 2026 · 19 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-10-43935, documented in the API reference.