LEASES · O-11-11908 · OIL · DISTRICT 8A
Post Estate "C"
ReportingBrown, Geo. R Partnership,lp,the · Garza field
Post Estate "C" is an RRC oil lease (O-11-11908) in the Garza field operated by Brown, Geo. R Partnership,LP,The, with 8 wells completed on it.
It has reported 617K barrels of oil and 118K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 3.64K barrels of oil, down 28% on the year before; the lease peaked at 4.63K barrels in March 1993.
7 operators have filed production on it, most recently Brown, Geo. R Partnership,LP,The since January 2018.
- 617K
- bbl oil, all reported
- 118K
- mcf gas incl. casinghead
- 3.64K
- bbl oil, last 12 reported
- -28%
- vs the 12 before
- 8
- wells completed on it
- 4.63K
- peak month, bbl (Mar 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 3,642 · prior 12 5,073(-28%)
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.
- Oryx Energy CompanyJan 1993 → Mar 1999 · 75 mo
- Kerr-McGee CorporationApr 1999 → Sep 1999 · 6 mo
- Kerr-McGee Oil & Gas Onshore LLCOct 1999 → Nov 2002 · 38 mo
- Aethon I LPDec 2002 → Nov 2007 · 60 mo
- Sheridan Production Company, LLCDec 2007 → Jul 2012 · 56 mo
- Lime Rock Resources II-a, L.P.Aug 2012 → Dec 2017 · 65 mo
- Brown, Geo. R Partnership,lp,theJan 2018 → Jul 2026 · 103 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
8
wells completed on the lease
- Producing
- 6
- Injection
- 2
Operates them now
Newest permits
- — #15W—
- — #16—
- — #17W—
- — #18—
- — #27—
- — #28—
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-11-11908, documented in the API reference.