LEASES · O-13-21879 · OIL · DISTRICT 09
Graham
ReportingRio Bravo Production, LLC · Jack County · K L M (Caddo B) field
Graham is an RRC oil lease (O-13-21879) in Jack County operated by Rio Bravo Production, LLC, with one well completed on it.
It has reported 17.8K barrels of oil and 78.1K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 233 barrels of oil, down 9% on the year before; the lease peaked at 138 barrels in July 2002.
3 operators have filed production on it, most recently Rio Bravo Production, LLC since January 2024.
- 17.8K
- bbl oil, all reported
- 78.1K
- mcf gas incl. casinghead
- 233
- bbl oil, last 12 reported
- -9%
- vs the 12 before
- 1
- wells completed on it
- 138
- peak month, bbl (Jul 2002)
PDQ LEASE REPORTS · FIRST JAN 1993 · 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 233 · prior 12 255(-9%)
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 1,860 · prior 12 1,792(+4%)
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.
- Sierra Exploration CompanyJan 1993 → Mar 2002 · 111 mo
- Stamper Operating Co., Inc.Apr 2002 → Dec 2023 · 261 mo
- Rio Bravo Production, LLCJan 2024 → Jul 2026 · 31 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.
Developers: this page as JSON is GET /v1/data/leases/tx/o-13-21879, documented in the API reference.