LEASES · O-9-22074 · OIL · DISTRICT 7C
UL Darby B
Civitas Permian Operating, LLC · Upton County · Spraberry (Trend Area) field
UL Darby B is an RRC oil lease (O-9-22074) in Upton County operated by Civitas Permian Operating, LLC, with one well completed on it.
It has reported 349K barrels of oil and 633K mcf of gas since September 2023, last reporting volume in March 2026 (statewide data runs through April 2026).
It reported 75.4K barrels of oil in the 12 months through April 2026, down 34% on the year before; the lease peaked at 35.2K barrels in October 2023.
2 operators have filed production on it, most recently Civitas Permian Operating, LLC since December 2023.
- 349K
- bbl oil, all reported
- 633K
- mcf gas incl. casinghead
- 75.4K
- bbl oil, 12 months through Apr 2026
- -34%
- vs the 12 before
- 1
- wells completed on it
- 35.2K
- peak month, bbl (Oct 2023)
PDQ LEASE REPORTS · FIRST SEP 2023 · LAST VOLUME MAR 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 75,408 · prior 12 114,373(-34%)
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 279,133 · prior 12 192,786(+45%)
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.
- Hibernia Resources III, LLCMay 2023 → Nov 2023 · 7 mo
- Civitas Permian Operating, LLCDec 2023 → Jul 2026 · 32 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-9-22074, documented in the API reference.