LEASES · O-9-13210 · OIL · DISTRICT 7C
Ross
Diamondback E&P LLC · Reagan County · Spraberry (Trend Area) field
Ross is an RRC oil lease (O-9-13210) in Reagan County operated by Diamondback E&P LLC, with 3 wells completed on it.
It has reported 78.2K barrels of oil and 1.01M mcf of gas since the record begins in January 1993, last reporting volume in August 2026 (statewide data runs through August 2026).
It reported 373 barrels of oil in the 12 months through August 2026, down 8% on the year before; the lease peaked at 1.68K barrels in March 2012.
3 operators have filed production on it, most recently Diamondback E&P LLC since January 2025.
- 78.2K
- bbl oil, all reported
- 1.01M
- mcf gas incl. casinghead
- 373
- bbl oil, 12 months through Aug 2026
- -8%
- vs the 12 before
- 3
- wells completed on it
- 1.68K
- peak month, bbl (Mar 2012)
PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH · LAST VOLUME AUG 2026 · STATEWIDE DATA THROUGH AUG 2026
Oil by month
Barrels reported on Form PR for the whole lease. The latest months are revised upward as late reports arrive.
12 months through Aug 2026 373 · prior 12 407(-8%)
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.
12 months through Aug 2026 4,378 · prior 12 1,527(+187%)
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, with what it reported in them.
- Stephens, Autry C.Jan 1993 → Aug 2000 · 92 mo41.3K bbl oil · 485K mcf gas
- Endeavor Energy Resources L.P.Sep 2000 → Dec 2024 · 292 mo36.2K bbl oil · 522K mcf gas
- Diamondback E&P LLCJan 2025 → Nov 2026 · 23 mo664 bbl oil · 5.39K mcf gas
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
3
wells completed on the lease
- Shut In
- 2
- Producing
- 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 Aug 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-9-13210, documented in the API reference.