G.W. OBRIEN ET AL
RRC oil lease 26670 in Winkler County, operated by FOUR CORNERS PETROLEUM II LLC. 3.1 million BOE reported since 1993 from 40 wells in the Halley (Wichita-Albany) field.
Public counts, always visible
3.1M BOE
Cumulative production
Free138K BOE
Last 12 months
Free40
Wells on the lease
FreeJan 1993
Reporting since
FreeThe figures that drive the decision
Labelled here, shown in the live report, plus every parcel you search.
Months of oil, gas & water history on file
What the Texas pack answers
3.1 million barrels of oil in RRC records from Jan 1993 to Oct 2026, or 3.1 million BOE. The Texas pack shows every month of that history.
Full answer · Texas packFOUR CORNERS PETROLEUM II LLC (RRC operator 280571) reports production on lease 26670 in RRC District 08. The Texas pack adds the wells on the lease and the operators around it.
Full answer · Texas packWinkler County, on abstract A-82, in the Halley (Wichita-Albany) field. The Texas pack maps the lease wells on the abstract grid with the pipelines and permits nearby.
Full answer · Texas packWhat lease 26670 has produced
Shown in full, no gate: the proof the numbers on this page are live.
Production summary
RRC production reports
| Months producing | 406 |
| Cumulative oil (bbl) | 3,087,341 |
| Cumulative gas (Mcf) | 0 |
| Last 12 months (BOE) | 138,421 |
Annual production
BOE per full calendar year
Get the full production history for G.W. OBRIEN ET AL
Monthly oil, gas and water for lease 26670, the wells allocated to it, and the offset leases around it, plus any Texas parcel you search.