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 2009-01-28
Treat early data as suspect.
Documentation added 2011-12-20
Using NOAA data the RLR diagram has been revised.Previous Primary benchmark BM #5 13.228m above gauge datum no longer features in the NOAA reports. Current Primary benchmark is 5760 L 1983 14.85m above gauge datum.