CHALLENGER UNIT C
CHALLENGER UNIT C is a Texas oil lease in Karnes County, Railroad Commission district 02, operated by Marathon Oil Ef Llc. It has 10 wellbores on file with the Commission. Reported production runs from February 2013 to August 2026, totalling 3,859,081 barrels. The lease is currently producing. Fitting a decline curve to that history and pricing the remaining production at today's forward curve values a standard royalty share at about $563K, with roughly $135K expected over the next twelve months.
| Operator | Marathon Oil Ef Llc |
|---|---|
| Field | Eagleville (Eagle Ford-2) |
| County | Karnes County, Texas |
| RRC district | 02 |
| Lease number | 10446 |
| Wellbores | 10 |
| Reported production | 3,859,081 bbl |
| First reported | February 2013 |
| Last reported | August 2026 |
| Estimated royalty value | $563K |
Production figures are as reported to the Railroad Commission of Texas. The value shown is an estimate produced by fitting a decline curve to that reported history; it is not an offer or an appraisal.