LEASES · O-1-19045 · OIL · DISTRICT 01
Irvin H-I Allocation A
Javelin Energy Partners Mgmt LLC · La Salle County · Eagleville (Eagle Ford-1) field
Irvin H-I Allocation A is an RRC oil lease (O-1-19045) in La Salle County operated by Javelin Energy Partners Mgmt LLC, with one well completed on it.
It has reported 270K barrels of oil and 299K mcf of gas since September 2017, last reporting volume in August 2026 (statewide data runs through August 2026).
It reported 13.5K barrels of oil in the 12 months through August 2026, down 14% on the year before; the lease peaked at 20.3K barrels in November 2017.
4 operators have filed production on it, most recently Javelin Energy Partners Mgmt LLC since February 2025.
- 270K
- bbl oil, all reported
- 299K
- mcf gas incl. casinghead
- 13.5K
- bbl oil, 12 months through Aug 2026
- -14%
- vs the 12 before
- 1
- wells completed on it
- 20.3K
- peak month, bbl (Nov 2017)
PDQ LEASE REPORTS · FIRST SEP 2017 · 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 13,459 · prior 12 15,681(-14%)
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 6,359 · prior 12 1,455(+337%)
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.
- Carrizo (Eagle Ford) LLCMay 2017 → Jan 2020 · 33 mo188K bbl oil · 189K mcf gas
- Callon (Eagle Ford) LLCFeb 2020 → Jun 2023 · 41 mo48K bbl oil · 91.9K mcf gas
- Ridgemar Energy Operating, LLCJul 2023 → Jan 2025 · 19 mo10.9K bbl oil · 10.6K mcf gas
- Javelin Energy Partners Mgmt LLCFeb 2025 → Nov 2026 · 22 mo23.3K bbl oil · 7.33K 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-1-19045, documented in the API reference.