MEASUREMENTS OR REPORTS OF TSUNAMI WAVE ACTIVITY

 GAUGE LOCATION        LAT   LON    TIME    AMPL    PER
 -------------------  ----- ------  -----  ------  -----
 WAKE US              19.3N 166.6E  0848Z   0.08M  14MIN
 MIDWAY               28.2N 177.4W  0911Z   0.18M  10MIN
 ADAK AK              51.9N 176.6W  0831Z   0.04M  18MIN
 DART NW PAC 21414    48.9N 178.3E  0735Z   0.03M  08MIN
 SHEMYA AK            52.7N 174.1E  0712Z   0.32M  06MIN
 HANASAKI HOKKAIDO    43.3N 145.6E  0605Z   0.10M  28MIN

 TIME - TIME OF THE MEASUREMENT
 AMPL - AMPLITUDE IN METERS FROM MIDDLE TO CREST OR MIDDLE
        TO TROUGH OR HALF OF THE CREST TO TROUGH
 PER  - PERIOD OF TIME FROM ONE WAVE CREST TO THE NEXT