LEASES · O-11-12275 · OIL · DISTRICT 8A
Stoker, K. et UX "C"
ReportingExtex Operating Company · Garza County · Rocker -a- (Glorieta) field
Stoker, K. ET UX "C" is an RRC oil lease (O-11-12275) in Garza County operated by Extex Operating Company, with 12 wells completed on it.
It has reported 406K barrels of oil and 148K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 3.2K barrels of oil, down 8% on the year before; the lease peaked at 3.85K barrels in July 1993.
5 operators have filed production on it, most recently Extex Operating Company since February 2021.
- 406K
- bbl oil, all reported
- 148K
- mcf gas incl. casinghead
- 3.2K
- bbl oil, last 12 reported
- -8%
- vs the 12 before
- 12
- wells completed on it
- 3.85K
- peak month, bbl (Jul 1993)
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 3,202 · prior 12 3,485(-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.
Last 12 months 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.
- Union Oil Company of CaliforniaJan 1993 → May 2000 · 89 mo
- Pure Resources, L.P.Jun 2000 → Mar 2006 · 70 mo
- Chevron Midcontinent, L.P.Apr 2006 → Dec 2007 · 21 mo
- Legacy Reserves Operating LPJan 2008 → Jan 2021 · 157 mo
- Extex Operating CompanyFeb 2021 → Jul 2026 · 66 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
12
wells completed on the lease
- Plugged
- 5
- Producing
- 4
- Not on Schedule
- 1
- Shut In
- 1
- Injection
- 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 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-11-12275, documented in the API reference.