Please note: In many cases, the station position in our database is accurate
to only one minute. Thus, the tide gauge may not appear to be on the coast.
South Alaskan Coastline Earthquake Prone - e.g. Magnitude 9.2 Earthquake of 28 March 1964 - See Savage and Plafker, JGR,96(B3), 4325-4335, 1991
Documentation added 1998-12-10
Data for 1949-53 received from University of Hawaii Sea Level Center
Documentation added 2011-11-23
Using information from the NOAA website the RLR diagram has been revised. Previous Primary benchmark 11 10.025m above gauge datum no longer appears in the NOAA reports. Secondary benchmark 4050 E 1982 7.498m above gauge datum appears both on the original RLR diagram and the NOAA report. Current Primary benchmark is 4050 Q 1998 16.455m above gauge datum.