Safety Zone; NOBLE DISCOVERER, Outer Continental Shelf Drillship, Chukchi Sea, AK

The Coast Guard is establishing a safety zone that extends 500 meters from the outer edge of the DRILLSHIP NOBLE DISCOVERER. This safety zone will be in effect both when the DRILLSHIP NOBLE DISCOVERER is anchored and when deploying and recovering moorings. This safety zone will be in effect when the DRILLSHIP NOBLE DISCOVERER is on location in order to drill exploratory wells at various prospects located in the Chukchi Sea Outer Continental Shelf, Alaska, from 12:01 a.m. on July 1, 2015 through 11:59 p.m. on October 31, 2015. The purpose of the temporary safety zone is to protect the drillship from vessels operating outside the normal shipping channels and fairways.