LEASES · O-10-55372 · OIL · DISTRICT 08
Callahan
ReportingSM Energy Company · Martin County · Spraberry (Trend Area) field
Callahan is an RRC oil lease (O-10-55372) in Martin County operated by SM Energy Company, with 9 wells completed on it.
It has reported 1.49M barrels of oil and 2.72M mcf of gas since October 2020, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 927K barrels of oil, versus 31.6K the year before; the lease peaked at 204K barrels in November 2025.
- 1.49M
- bbl oil, all reported
- 2.72M
- mcf gas incl. casinghead
- 927K
- bbl oil, last 12 reported
- +2829%
- vs the 12 before
- 9
- wells completed on it
- 204K
- peak month, bbl (Nov 2025)
PDQ LEASE REPORTS · FIRST OCT 2020 · 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 926,709 · prior 12 31,635(+2829%)
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 1,279,091 · prior 12 239,254(+435%)
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.
- SM Energy CompanyOct 2020 → Jul 2026 · 70 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
9
wells completed on the lease
- Shut IN
- 5
- Producing
- 4
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-10-55372, documented in the API reference.