December 21, 1812 Southern California Tsunami Amplitudes

Amplitude listed is either a measured runup (maximum vertical elevation wave reached above sea level at the time of tsunami) or a zero-to-peak tide gage reading. Both are given in meters.

Location Region Latitude Longitude Amplitude (m) Arrival time (day hr. min. UTC) Travel time (hr. min.)
GAVIOTA (EL REFUGIO) CALIFORNIA 34.47N 120.21W 3.4
SANTA BARBARA CALIFORNIA 34.41N 119.69W 2.0
VENTURA CALIFORNIA 34.27N 119.29W 2.0
HOOKENA, HAWAII HAWAII 19.38N 155.90W 3.0?


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