[2][3][4] It lies in southern Hwadae County, North Hamgyong Province, near Musu Dan, the cape marking the northern end of the East Korea Bay.

The site is 45 km northeast of port city of Kimchaek and 45 kilometers (28 miles) from the town of Kilju (길주읍).

There is a small wharf located at the fishing village of Tongha-dong but can only accommodate vessels smaller than 40 meters in length.

By the early 1980s, North Korea needed a flight-test facility for its program to reverse-engineer and produce copies of the Scud-B which it acquired from the Soviet Union in the late 60s.

The disused launch pad consists of a 30-meter umbilical tower with a top-mounted gantry crane, a flame blast bucket, a launch blockhouse with a connecting access tunnel, two semi-buried liquid fuel storage buildings, a concrete apron/pad and multiple small support buildings.