LEASES · O-9-15540 · OIL · DISTRICT 7C
Sau Mariner 40-3
Apache Corporation · Reagan County · Spraberry (Trend Area) field
Sau Mariner 40-3 is an RRC oil lease (O-9-15540) in Reagan County operated by Apache Corporation, with one well completed on it.
It has reported 26.2K barrels of oil and 262K mcf of gas since July 2004, last reporting volume in August 2026 (statewide data runs through August 2026).
It reported 214 barrels of oil in the 12 months through August 2026, down 34% on the year before; the lease peaked at 616 barrels in September 2004.
2 operators have filed production on it, most recently Apache Corporation since December 2010.
- 26.2K
- bbl oil, all reported
- 262K
- mcf gas incl. casinghead
- 214
- bbl oil, 12 months through Aug 2026
- -34%
- vs the 12 before
- 1
- wells completed on it
- 616
- peak month, bbl (Sep 2004)
PDQ LEASE REPORTS · FIRST JUL 2004 · LAST VOLUME AUG 2026 · STATEWIDE DATA THROUGH AUG 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 Aug 2026 214 · prior 12 322(-34%)
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 Aug 2026 3,766 · prior 12 4,199(-10%)
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, with what it reported in them.
- Mariner Energy, Inc.Jul 2004 → Nov 2010 · 77 mo14.8K bbl oil · 137K mcf gas
- Apache CorporationDec 2010 → Nov 2026 · 192 mo11.4K bbl oil · 125K mcf gas
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 Aug 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-9-15540, documented in the API reference.