LEASES · O-9-17620 · OIL · DISTRICT 7C

Shirk "1"

Reporting

Petroplex Energy Inc. · Upton County · Spraberry (Trend Area) field

Shirk "1" is an RRC oil lease (O-9-17620) in Upton County operated by Petroplex Energy Inc., with 3 wells completed on it.

It has reported 7.11K barrels of oil and 27.4K mcf of gas since August 2011, last reporting volume in April 2026 (statewide data runs through April 2026).

The last 12 reported months total 257 barrels of oil, down 10% on the year before; the lease peaked at 492 barrels in February 2013.

3 operators have filed production on it, most recently Petroplex Energy Inc. since January 2020.

7.11K
bbl oil, all reported
27.4K
mcf gas incl. casinghead
257
bbl oil, last 12 reported
-10%
vs the 12 before
3
wells completed on it
492
peak month, bbl (Feb 2013)

PDQ LEASE REPORTS · FIRST AUG 2011 · 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 257 · prior 12 285(-10%)

01002002017201820192020202120222023202420252026

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 325 · prior 12 1,474(-78%)

05001K2017201820192020202120222023202420252026

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. Chevron U. S. A. Inc.Aug 2011 → Nov 2018 · 88 mo
  2. Hibernia Resources III, LLCDec 2018 → Dec 2019 · 13 mo
  3. Petroplex Energy Inc.Jan 2020 → Jul 2026 · 79 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

3

wells completed on the lease

Plugged
1
Producing
1
NO Type on File
1

Operates them now

Newest permits

All 3 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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