LEASES · O-10-42577 · OIL · DISTRICT 08
McAlister -E-
Pioneer Natural Res. USA, Inc. · Midland County · Spraberry (Trend Area) field
Mcalister -E- is an RRC oil lease (O-10-42577) in Midland County operated by Pioneer Natural Res. USA, Inc., with one well completed on it.
It has reported 35.6K barrels of oil and 84.1K mcf of gas since April 2012, last reporting volume in June 2026 (statewide data runs through August 2026).
It reported 88 barrels of oil in the 12 months through August 2026, down 79% on the year before; the lease peaked at 2.39K barrels in July 2012.
3 operators have filed production on it, most recently Pioneer Natural Res. USA, Inc. since June 2021.
- 35.6K
- bbl oil, all reported
- 84.1K
- mcf gas incl. casinghead
- 88
- bbl oil, 12 months through Aug 2026
- -79%
- vs the 12 before
- 1
- wells completed on it
- 2.39K
- peak month, bbl (Jul 2012)
PDQ LEASE REPORTS · FIRST APR 2012 · LAST VOLUME JUN 2026 · STATEWIDE DATA THROUGH AUG 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 Aug 2026 88 · prior 12 420(-79%)
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 Aug 2026 0 · prior 12 3(-100%)
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, with what it reported in them.
- Endeavor Energy Resources L.P.Apr 2012 → Aug 2018 · 77 mo29K bbl oil · 75.7K mcf gas
- DE3 Operating LLCSep 2018 → May 2021 · 33 mo4.79K bbl oil · 7.74K mcf gas
- Pioneer Natural Res. USA, Inc.Jun 2021 → Nov 2026 · 66 mo1.87K bbl oil · 647 mcf gas
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 Aug 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-10-42577, documented in the API reference.