Petrora

LEASES · O-4-8722 · OIL · DISTRICT 04

Walker -A-

Reporting

Sun Exploration, Inc. · Nueces County · Richard King (5430) field

Walker -A- is an RRC oil lease (O-4-8722) in Nueces County operated by Sun Exploration, Inc., with one well completed on it.

It has reported 2.4K barrels of oil and 3.61K mcf of gas since January 1993, last reporting volume in September 2025 (statewide data runs through April 2026).

The last 12 reported months total 32 barrels of oil; the lease peaked at 53 barrels in April 2010.

5 operators have filed production on it, most recently Sun Exploration, Inc. since January 2021.

2.4K
bbl oil, all reported
3.61K
mcf gas incl. casinghead
32
bbl oil, last 12 reported
—
vs the 12 before
1
wells completed on it
53
peak month, bbl (Apr 2010)

PDQ LEASE REPORTS · FIRST JAN 1993 · LAST VOLUME SEP 2025 · 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 32 · prior 12 84(-62%)

020402017201820192020202120222023202420252026

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 0 · prior 12 0

01020302017201820192020202120222023202420252026

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. Lindenmuth & Associates, Inc.Jan 1993 → Nov 2002 · 119 mo
  2. Jurassic Exploration, Inc.Dec 2002 → Sep 2008 · 70 mo
  3. Buffco Production Inc.Oct 2008 → Jan 2011 · 28 mo
  4. Quatro Oil and Gas, Inc.Feb 2011 → Dec 2020 · 119 mo
  5. Sun Exploration, Inc.Jan 2021 → Jul 2026 · 67 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

1

wells completed on the lease

NO Type on File
1

Operates them now

Cox Edwin L. & Cox Berry R.
1

Newest permits

All 1 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.

Developers: this page as JSON is GET /v1/data/leases/tx/o-4-8722, documented in the API reference.