Yacheng 13-1 is a producing conventional gas field located in shallow water in China and is operated by CNOOC. According to GlobalData, who tracks more than 34,000 active and developing oil and gas fields worldwide, the field is located in block Yacheng 13-1, with water depth of 293 feet. Buy the profile here.

An expansion project is associated with the Yacheng 13-1, namely the Yacheng 13-1 Gas Third Depressurization Project. This project is currently in the approval stage, expected to start in 2023.

Field participation details

The field is owned by China National Offshore Oil and Kuwait Petroleum.

Production from Yacheng 13-1

The Yacheng 13-1 conventional gas field recovered 99.23% of its total recoverable reserves, with peak production in 2002. The peak production was approximately 2.52 thousand bpd of crude oil and condensate and 302.00 Mmcfd of natural gas. Based on economic assumptions, production will continue until the field reaches its economic limit in 2026.

Remaining recoverable reserves

The field is expected to recover 2.35 Mmboe, comprised of 0.12 Mmbbl of crude oil & condensate and 13.37 bcf of natural gas reserves.


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.

For more details on the Yacheng 13-1 Conventional Gas Field, buy the profile here.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Oil & Gas Intelligence Center, which provides detailed profiles of 34,000+ oil and gas fields, 400,000+ exploration blocks, 1,100+ LNG terminals, 3,400+ gas processing plants, 5,000+ storage terminals, and 8,000+ pipelines, 1,400+ refineries and 13,000+ petrochemical plants worldwide.