LEASES · O-9-19586 · OIL · DISTRICT 7C

Aldwell M R40

Reporting

Pioneer Natural Res. USA, Inc. · Reagan County · Spraberry (Trend Area) R 40 Exc field

Aldwell M R40 is an RRC oil lease (O-9-19586) in Reagan County operated by Pioneer Natural Res. USA, Inc., with 8 wells completed on it.

It has reported 2.41M barrels of oil and 13.6M mcf of gas since April 2017, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 151K barrels of oil, down 62% on the year before; the lease peaked at 146K barrels in September 2017.

2.41M
bbl oil, all reported
13.6M
mcf gas incl. casinghead
151K
bbl oil, last 12 reported
-62%
vs the 12 before
8
wells completed on it
146K
peak month, bbl (Sep 2017)

PDQ LEASE REPORTS · FIRST APR 2017 · 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 150,690 · prior 12 396,217(-62%)

050K100K150K201820192020202120222023202420252026

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 1,596,360 · prior 12 1,728,955(-8%)

0100K200K300K201820192020202120222023202420252026

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.

  1. Pioneer Natural Res. USA, Inc.Apr 2017 → Jul 2026 · 112 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

8

wells completed on the lease

NO Type on File
5
Producing
3

Newest permits

All 8 wells, searchable →

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.

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