LEASES · O-14-9026 · OIL · DISTRICT 10
Stiles 4D
Formentera Operations LLC · Wheeler County · Mills Ranch (Granite Wash Cons.) field
Stiles 4d is an RRC oil lease (O-14-9026) in Wheeler County operated by Formentera Operations LLC, with one well completed on it.
It has reported 83.1K barrels of oil and 823K mcf of gas since February 2014, last reporting volume in August 2026 (statewide data runs through August 2026).
It reported 247 barrels of oil in the 12 months through August 2026, down 49% on the year before; the lease peaked at 10.3K barrels in March 2014.
3 operators have filed production on it, most recently Formentera Operations LLC since June 2021.
- 83.1K
- bbl oil, all reported
- 823K
- mcf gas incl. casinghead
- 247
- bbl oil, 12 months through Aug 2026
- -49%
- vs the 12 before
- 1
- wells completed on it
- 10.3K
- peak month, bbl (Mar 2014)
PDQ LEASE REPORTS · FIRST FEB 2014 · 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 247 · prior 12 483(-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.
12 months through Aug 2026 7,188 · prior 12 14,680(-51%)
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.
- Apache CorporationFeb 2014 → Dec 2014 · 11 mo49.9K bbl oil · 175K mcf gas
- Tapstone Energy, LLCJan 2015 → May 2021 · 77 mo29.4K bbl oil · 542K mcf gas
- Formentera Operations LLCJun 2021 → Nov 2026 · 66 mo3.74K bbl oil · 106K mcf gas
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 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-14-9026, documented in the API reference.