LEASES · O-11-10503 · OIL · DISTRICT 8A
Shannon, M. A. Estate
ReportingSchlachter Operating Corporation · Revilo (Glorieta) field
Shannon, M. A. Estate is an RRC oil lease (O-11-10503) in the Revilo (Glorieta) field operated by Schlachter Operating Corporation, with 2 wells completed on it.
It has reported 8.95K barrels of oil and 21 mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 173 barrels of oil, down 38% on the year before; the lease peaked at 166 barrels in July 2022.
4 operators have filed production on it, most recently Schlachter Operating Corporation since February 2000.
- 8.95K
- bbl oil, all reported
- 21
- mcf gas incl. casinghead
- 173
- bbl oil, last 12 reported
- -38%
- vs the 12 before
- 2
- wells completed on it
- 166
- peak month, bbl (Jul 2022)
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 173 · prior 12 277(-38%)
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.
- Cal-Mon Oil CompanyJan 1993 → Jul 1996 · 43 mo
- Schlachter, David A.Aug 1996 → Apr 1999 · 33 mo
- Schlachter, David A., Estate OFMay 1999 → Jan 2000 · 9 mo
- Schlachter Operating CorporationFeb 2000 → Jul 2026 · 318 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
2
wells completed on the lease
- Producing
- 2
Operates them now
Newest permits
- — #1—
- — #2—
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-11-10503, documented in the API reference.