LEASES · O-1-15493 · OIL · DISTRICT 01
Shook Efs
ReportingAtlas Operating LLC · Dimmit County · Briscoe Ranch (Eagleford) field
Shook Efs is an RRC oil lease (O-1-15493) in Dimmit County operated by Atlas Operating LLC, with 13 wells completed on it.
It has reported 715K barrels of oil and 5.34M mcf of gas since July 2010, last reporting volume in March 2026 (statewide data runs through April 2026).
The last 12 reported months total 50.3K barrels of oil, down 49% on the year before; the lease peaked at 26.3K barrels in April 2023.
3 operators have filed production on it, most recently Atlas Operating LLC since September 2019.
- 715K
- bbl oil, all reported
- 5.34M
- mcf gas incl. casinghead
- 50.3K
- bbl oil, last 12 reported
- -49%
- vs the 12 before
- 13
- wells completed on it
- 26.3K
- peak month, bbl (Apr 2023)
PDQ LEASE REPORTS · FIRST JUL 2010 · LAST VOLUME MAR 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 50,336 · prior 12 98,453(-49%)
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 306,006 · prior 12 472,369(-35%)
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.
- Redemption Oil & Gas, LLCJul 2010 → Jun 2014 · 48 mo
- Sea Eagle Ford, LLCJul 2014 → Aug 2019 · 62 mo
- Atlas Operating LLCSep 2019 → Jul 2026 · 83 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
13
wells completed on the lease
- Producing
- 13
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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