LEASES · O-1-15203 · OIL · DISTRICT 01
Briscoe Cochina East Ranch
ReportingJavelin Energy Partners Mgmt LLC · La Salle County and Dimmit · Briscoe Ranch (Eagleford) field
Briscoe Cochina East Ranch is an RRC oil lease (O-1-15203) in La Salle County operated by Javelin Energy Partners Mgmt LLC, with 122 wells completed on it.
It has reported 18.3M barrels of oil and 63.1M mcf of gas since May 2010, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 734K barrels of oil, up 13% on the year before; the lease peaked at 570K barrels in May 2015.
4 operators have filed production on it, most recently Javelin Energy Partners Mgmt LLC since September 2023.
- 18.3M
- bbl oil, all reported
- 63.1M
- mcf gas incl. casinghead
- 734K
- bbl oil, last 12 reported
- +13%
- vs the 12 before
- 122
- wells completed on it
- 570K
- peak month, bbl (May 2015)
PDQ LEASE REPORTS · FIRST MAY 2010 · 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 733,912 · prior 12 650,243(+13%)
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 3,662,986 · prior 12 3,980,741(-8%)
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.
- Anadarko E&P Company LPMay 2010 → Jul 2013 · 39 mo
- Anadarko E&P Onshore LLCAug 2013 → Feb 2017 · 43 mo
- SN EF Maverick, LLCMar 2017 → Aug 2023 · 78 mo
- Javelin Energy Partners Mgmt LLCSep 2023 → Jul 2026 · 35 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
122
wells completed on the lease
- Producing
- 79
- Not on Schedule
- 41
- Shut In
- 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.
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