LEASES · O-3-11529 · OIL · DISTRICT 03
Blake, John et Al
ReportingHilcorp Energy Company · Galveston County · Alta Loma, S. (Big Gas SD) field
Blake, John ET AL is an RRC oil lease (O-3-11529) in Galveston County operated by Hilcorp Energy Company, with one well completed on it.
It has reported 224K barrels of oil and 507K mcf of gas since January 1993, last reporting volume in April 2026 (statewide data runs through April 2026).
It reported 19 barrels of oil in the 12 months through April 2026; the lease peaked at 2.69K barrels in July 2003.
3 operators have filed production on it, most recently Hilcorp Energy Company since November 2016.
- 224K
- bbl oil, all reported
- 507K
- mcf gas incl. casinghead
- 19
- bbl oil, 12 months through Apr 2026
- —
- vs the 12 before
- 1
- wells completed on it
- 2.69K
- peak month, bbl (Jul 2003)
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.
12 months through Apr 2026 19 · prior 12 0
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 Apr 2026 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.
- Hunt, Hassie Exploration CompanyJan 1993 → Nov 2008 · 191 mo
- XTO Energy Inc.Dec 2008 → Oct 2016 · 95 mo
- Hilcorp Energy CompanyNov 2016 → Jul 2026 · 117 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-3-11529, documented in the API reference.