Long Lake (CNOOC) is a producing oil sands field located onshore Canada and is operated by CNOOC.

Two expansion projects are associated with the Long Lake (CNOOC) oil sands field, namely Long Lake Southwest Expansion Project and Long Lake Kinosis (K1B). The expansion projects are currently in the commissioning and approval stage.

Field participation details

The field is owned by China National Offshore Oil.

Production from Long Lake (CNOOC)

The Long Lake (CNOOC) oil sands field recovered 21.95% of its total recoverable reserves, with peak production in 2019. The peak production was approximately 46.3 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2075. The field currently accounts for approximately 1% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 556.15 Mmboe, comprised of 556.15 Mmbbl of crude oil & condensate. Long Lake (CNOOC) oil sands field reserves accounts 1.46% of total remaining reserves of producing oil sands fields globally.

Contractors involved in the Long Lake (CNOOC) oil sands field

Some of the key contractors involved in the Long Lake (CNOOC) project as follows.

EPC Contractors: Christina River Construction

Other Contractors: Akita Wood Buffalo Drilling


CNOOC Ltd (CNOOC), a subsidiary of China National Offshore Oil Corp, is an upstream oil and gas company. It carries out the exploration, development, production, and sale of crude oil and natural gas. The company operates major oil fields in Bohai, Western South China Sea, Eastern South China Sea, and the East China Sea. It operates either independently or in cooperation with foreign partners through production sharing contracts. In overseas, the company holds interests in oil and natural gas blocks in Asia-Pacific, Europe, Middle East and Africa, and the Americas. CNOOC is headquartered in Beijing City, Beijing, China.


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.