LEASES · O-10-47438 · OIL · DISTRICT 08
Seraphina 4523
ReportingCOG Operating LLC · Andrews County · Spraberry (Trend Area) field
Seraphina 4523 is an RRC oil lease (O-10-47438) in Andrews County operated by Cog Operating LLC, with one well completed on it.
It has reported 172K barrels of oil and 251K mcf of gas since February 2015, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 7.27K barrels of oil, down 44% on the year before; the lease peaked at 9.71K barrels in March 2015.
2 operators have filed production on it, most recently Cog Operating LLC since August 2017.
- 172K
- bbl oil, all reported
- 251K
- mcf gas incl. casinghead
- 7.27K
- bbl oil, last 12 reported
- -44%
- vs the 12 before
- 1
- wells completed on it
- 9.71K
- peak month, bbl (Mar 2015)
PDQ LEASE REPORTS · FIRST FEB 2015 · 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 7,274 · prior 12 13,049(-44%)
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 3,395 · prior 12 8,586(-60%)
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.
- OXY USA Inc.Feb 2015 → Jul 2017 · 30 mo
- COG Operating LLCAug 2017 → Jul 2026 · 108 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-10-47438, documented in the API reference.