LEASES · O-1-17354 · OIL · DISTRICT 01
Diamond J Unit a MCM
Ineos USA Oil & Gas LLC · McMullen County · Eagleville (Eagle Ford-1), Wildcat field
Diamond J Unit A Mcm is an RRC oil lease (O-1-17354) in Mcmullen County operated by Ineos USA Oil & Gas LLC, with one well completed on it.
It has reported 139K barrels of oil and 272K mcf of gas since December 2013, last reporting volume in August 2026 (statewide data runs through August 2026).
It reported 2.28K barrels of oil in the 12 months through August 2026, down 9% on the year before; the lease peaked at 12.8K barrels in January 2014.
4 operators have filed production on it, most recently Ineos USA Oil & Gas LLC since April 2023.
- 139K
- bbl oil, all reported
- 272K
- mcf gas incl. casinghead
- 2.28K
- bbl oil, 12 months through Aug 2026
- -9%
- vs the 12 before
- 1
- wells completed on it
- 12.8K
- peak month, bbl (Jan 2014)
PDQ LEASE REPORTS · FIRST DEC 2013 · 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 2,277 · prior 12 2,512(-9%)
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 7,840 · prior 12 5,209(+51%)
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.
- Excalibur E & P, LLCJan 2012 → Jan 2012 · 1 mo0 bbl oil · 0 mcf gas
- Chesapeake Operating, Inc.Dec 2013 → Oct 2014 · 11 mo68.2K bbl oil · 117K mcf gas
- Chesapeake Operating, L.L.C.Nov 2014 → Mar 2023 · 101 mo61.9K bbl oil · 133K mcf gas
- Ineos USA Oil & Gas LLCApr 2023 → Nov 2026 · 44 mo8.87K bbl oil · 22.4K 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-1-17354, documented in the API reference.