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.