Colville River Unit (Alpine) is a producing conventional oil field located onshore the US and is operated by ConocoPhillips Alaska. The field is located in block ADL 372095, ADL 25530, ADL 25560, ADL 372097, ADL 25529, ADL 25538, ADL 25558, ADL 25559, ADL 25557, ADL 372107, ADL 380077, ADL 388905, ADL 387212, ADL 387209, ADL 384210, ADL 380095, ADL 387211, ADL 372108, ADL 380096, ADL 384211, ADL 387207, ADL 391590, ADL 380044, ADL 387208, ADL 392969, ADL 372096, ADL 391583, ADL 390337, ADL 380075, ADL 391580, and ADL 388902.

An expansion project is associated with the Colville River Unit (Alpine), namely Colville River Unit (Alpine) Development . This project is currently in the approval stage, expected to start in 2028.

Field participation details

The field is owned by ConocoPhillips.

Production from Colville River Unit (Alpine)

The Colville River Unit (Alpine) conventional oil field recovered 93.59% of its total recoverable reserves, with peak production in 2005. The peak production was approximately 123.86 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2025.

Remaining recoverable reserves

The field is expected to recover 33.91 Mmboe, comprised of 33.91 Mmbbl of crude oil & condensate. Colville River Unit (Alpine) conventional oil field reserves accounts 0.01% of total remaining reserves of producing conventional oil fields globally.


Information on the field is sourced from GlobalData’s fields database that provides detailed information on all producing, announced and planned oil and gas fields globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.