LEASES · O-10-42124 · OIL · DISTRICT 08
James Brown 21
ReportingDiamondback E&P LLC · Dawson County · Spraberry (Trend Area) field
James Brown 21 is an RRC oil lease (O-10-42124) in Dawson County operated by Diamondback E&P LLC, with one well completed on it.
It has reported 18.4K barrels of oil and 11.8K mcf of gas since October 2011, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 516 barrels of oil, up 18% on the year before; the lease peaked at 748 barrels in November 2011.
2 operators have filed production on it, most recently Diamondback E&P LLC since October 2013.
- 18.4K
- bbl oil, all reported
- 11.8K
- mcf gas incl. casinghead
- 516
- bbl oil, last 12 reported
- +18%
- vs the 12 before
- 1
- wells completed on it
- 748
- peak month, bbl (Nov 2011)
PDQ LEASE REPORTS · FIRST OCT 2011 · 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 516 · prior 12 438(+18%)
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 683 · prior 12 520(+31%)
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.
- Element Petro Operating II, LLCOct 2011 → Sep 2013 · 24 mo
- Diamondback E&P LLCOct 2013 → Jul 2026 · 154 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
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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