November 1949

Established as a Hydrographic Division under the Operations Department of the ROK Navy

January 1957

Joined the International Hydrographic Organization

October 1963

Reorganized as a Hydrographic Office under the Ministry of Transportation

January 1964

Opened new Regional Offices in Busan and Incheon

March 1981

Established a Regional Office in Donghae

August 1996

Reorganized as the Korea Hydrographic and Oceanographic Agency under the Ministry of Oceans and Fisheries

July 2006

Established the Ocean Research Division at KHOA

July 2009

Designated as an agency overseeing ocean scientific research data

January 2013

The IHO EAHC (East Asia Hydrographic Commission) resolved to set up the Training, Research and Development Center at KHOA

May 2015

Established the Oceanographic Forecast Division at KHOA

May 2019

Established the National Ocean Satellite Center at KHOA