LEASES · O-8-30140 · OIL · DISTRICT 7B
Cook 85-60 Pooled Unit
ReportingStasney Well Service, LLC · Shackelford County · Shackelford County Regular field
Cook 85-60 Pooled Unit is an RRC oil lease (O-8-30140) in Shackelford County operated by Stasney Well Service, LLC, with 7 wells completed on it.
It has reported 19.1K barrels of oil and 7 mcf of gas since June 2008, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 570 barrels of oil, down 15% on the year before; the lease peaked at 353 barrels in March 2009.
2 operators have filed production on it, most recently Stasney Well Service, LLC since May 2011.
- 19.1K
- bbl oil, all reported
- 7
- mcf gas incl. casinghead
- 570
- bbl oil, last 12 reported
- -15%
- vs the 12 before
- 7
- wells completed on it
- 353
- peak month, bbl (Mar 2009)
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 570 · prior 12 669(-15%)
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 → Apr 2011 · 35 mo
- Stasney Well Service, LLCMay 2011 → Jul 2026 · 183 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
7
wells completed on the lease
- Producing
- 3
- NO Type on File
- 2
- Plugged
- 2
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.
Developers: this page as JSON is GET /v1/data/leases/tx/o-8-30140, documented in the API reference.