LEASES · O-10-37888 · OIL · DISTRICT 08
Koonce
Extex Operating Company · Martin County · Spraberry (Trend Area) field
Koonce is an RRC oil lease (O-10-37888) in Martin County operated by Extex Operating Company, with one well completed on it.
It has reported 55.6K barrels of oil and 71.6K mcf of gas since September 2006, last reporting volume in October 2025 (statewide data runs through April 2026).
It reported 161 barrels of oil in the 12 months through April 2026, down 80% on the year before; the lease peaked at 2.34K barrels in October 2006.
2 operators have filed production on it, most recently Extex Operating Company since February 2021.
- 55.6K
- bbl oil, all reported
- 71.6K
- mcf gas incl. casinghead
- 161
- bbl oil, 12 months through Apr 2026
- -80%
- vs the 12 before
- 1
- wells completed on it
- 2.34K
- peak month, bbl (Oct 2006)
PDQ LEASE REPORTS · FIRST SEP 2006 · LAST VOLUME OCT 2025 · 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 161 · prior 12 808(-80%)
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
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.
- Legacy Reserves Operating LPSep 2006 → Jan 2021 · 173 mo
- Extex Operating CompanyFeb 2021 → Apr 2026 · 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-10-37888, documented in the API reference.