LEASES · O-2-6468 · OIL · DISTRICT 02

State Tract 659-L NW/4

Reporting

White Marlin Operating Co, LLC · Matgrda IS-LB County · Matagorda Block 629 (4450 SD) field

State Tract 659-L NW/4 is an RRC oil lease (O-2-6468) in Matgrda IS-LB County operated by White Marlin Operating CO, LLC, with 3 wells completed on it.

It has reported 1.76M barrels of oil and 204K mcf of gas since January 1993, last reporting volume in September 2025 (statewide data runs through April 2026).

The last 12 reported months total 40 barrels of oil; the lease peaked at 12.6K barrels in May 2003.

4 operators have filed production on it, most recently White Marlin Operating CO, LLC since February 2014.

1.76M
bbl oil, all reported
204K
mcf gas incl. casinghead
40
bbl oil, last 12 reported
—
vs the 12 before
3
wells completed on it
12.6K
peak month, bbl (May 2003)

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 40 · prior 12 66(-39%)

02K4K2017201820192020202120222023202420252026

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 12 236(-100%)

01K2K2017201820192020202120222023202420252026

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. American Exploration CompanyJan 1993 → Dec 1996 · 48 mo
  2. Sabco Operating CompanyJan 1997 → Oct 2011 · 178 mo
  3. Sabco Operating Company, LLCNov 2011 → Jan 2014 · 27 mo
  4. White Marlin Operating Co, LLCFeb 2014 → Jul 2026 · 150 mo

Wells on the lease

FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL

3

wells completed on the lease

Shut IN
2
NO Type on File
1

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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