Link to RLR information.
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 26-Apr-2016 : Elfin Cove, Alaska is a newly downloaded NOAA station. The Primary benchmark is 4 1959. Several Alaskan stations have been newly downloaded from the NOAA website to help with the Quality Control of the data (buddy check).
N.O.A.A. / N.O.S. N/oes33, Ssmc4, Room 6531 1305 East-West Highway Silver Spring, MD 20910 UNITED STATES