LEASES · O-8-30129 · OIL · DISTRICT 7B
Cook Ranch "61"
ReportingStasney Well Service, LLC · Shackelford County · Cook Ranch field
Cook Ranch "61" is an RRC oil lease (O-8-30129) in Shackelford County operated by Stasney Well Service, LLC, with 9 wells completed on it.
It has reported 21.3K barrels of oil and 865 mcf of gas since June 2008, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 353 barrels of oil, up 2% on the year before; the lease peaked at 393 barrels in March 2010.
2 operators have filed production on it, most recently Stasney Well Service, LLC since June 2011.
- 21.3K
- bbl oil, all reported
- 865
- mcf gas incl. casinghead
- 353
- bbl oil, last 12 reported
- +2%
- vs the 12 before
- 9
- wells completed on it
- 393
- peak month, bbl (Mar 2010)
PDQ LEASE REPORTS · FIRST JUN 2008 · 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 353 · prior 12 346(+2%)
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
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.
- Stasney, H. R. & Sons, Ltd.Jun 2008 → May 2011 · 36 mo
- Stasney Well Service, LLCJun 2011 → Jul 2026 · 182 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
9
wells completed on the lease
- Producing
- 6
- NO Type on File
- 1
- Injection
- 1
- Plugged
- 1
Operates them now
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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