Caofeidian 6-4 confirmed as mid-sized oil field, CNOOC says
HONG KONG -- CNOOC announced Thursday that the Caofeidian 6-4 oil structure in Bohai, discovered in 2014, has been appraised and confirmed as a mid-sized oil field.
The Caofeidian 6-4 structure is in the western part of the Shijutuo Uplift in the west of Bohai, with an average water depth of about 20 m.
The Caofeidian 6-4-1 discovery well was drilled and completed at a depth of about 3,100 m and encountered oil pay zones with a total thickness of about 180 m. The well produces light crude oil and production was tested at around 5,750 bpd.
