LEASES · O-2-9923 · OIL · DISTRICT 02
Rippstein-Gotthardt Unit
ReportingMarathon Oil EF LLC · Karnes County · Eagleville (Eagle Ford-2) field
Rippstein-Gotthardt Unit is an RRC oil lease (O-2-9923) in Karnes County operated by Marathon Oil EF LLC, with 10 wells completed on it.
It has reported 2.01M barrels of oil and 2.94M mcf of gas since February 2012, last reporting volume in April 2026 (statewide data runs through April 2026).
The last 12 reported months total 79.1K barrels of oil, up 66% on the year before; the lease peaked at 219K barrels in September 2016.
- 2.01M
- bbl oil, all reported
- 2.94M
- mcf gas incl. casinghead
- 79.1K
- bbl oil, last 12 reported
- +66%
- vs the 12 before
- 10
- wells completed on it
- 219K
- peak month, bbl (Sep 2016)
PDQ LEASE REPORTS · FIRST FEB 2012 · 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 79,144 · prior 12 47,727(+66%)
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 57,523 · prior 12 35,924(+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.
- Marathon Oil EF LLCFeb 2012 → Jul 2026 · 174 mo
Wells on the lease
FROM COMPLETION REPORTS · PRODUCTION ABOVE IS THEIR TOTAL
10
wells completed on the lease
- Producing
- 7
- Shut IN
- 3
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.
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