LEASES · O-10-40747 · OIL · DISTRICT 08
Foster
COG Operating LLC · Midland County · Spraberry (Trend Area) field
Foster is an RRC oil lease (O-10-40747) in Midland County operated by Cog Operating LLC, with one well completed on it.
It has reported 40.7K barrels of oil and 69.2K mcf of gas since December 2010, last reporting volume in July 2020 (statewide data runs through April 2026).
No volume was reported in the 12 months through April 2026; the last was in July 2020.
2 operators have filed production on it, most recently Cog Operating LLC since August 2018.
- 40.7K
- bbl oil, all reported
- 69.2K
- mcf gas incl. casinghead
- 0
- bbl oil, 12 months through Apr 2026
- —
- vs the 12 before
- 1
- wells completed on it
- 1.6K
- peak month, bbl (Aug 2011)
PDQ LEASE REPORTS · FIRST DEC 2010 · LAST VOLUME JUL 2020 · 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.
12 months through Apr 2026 0 · prior 12 0
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 Apr 2026 0 · prior 12 0
Who reported it
Each run of months one operator filed the production report, oldest first.
- RSP Permian, LLCDec 2010 → Jul 2018 · 92 mo
- COG Operating LLCAug 2018 → Oct 2023 · 63 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-10-40747, documented in the API reference.