Tsunamis in 1676

November 1676 Tsunami: Hitachi, Japan

November 1676 · Deaths: few · Very doubtful tsunami

A tsunami of meteorological origin began at Hitachi, Japan in November 1676. Its effects were recorded at 3 places.

Where the waves reached

The source (white) and every runup with a place, colored by the water height recorded there. A ring is a runup NCEI marks doubtful.

  • Under 1 m
  • 1 to 3 m
  • 3 to 10 m
  • 10 to 30 m
  • 30 m and more
  • Height not recorded

Tsunami warnings in force

The tsunami

Date
November 1676
Source
Hitachi, Japan
Cause
Meteorological
Runups recorded
3
Tsunami intensity (Soloviev-Imamura)
1.5
Waters
Ocean
How certain
Very doubtful tsunami

The toll

Deaths
Few (about 1 to 50)
Damage
Limited (under about $1 million)
Houses destroyed
Few (about 1 to 50)

Where the literature gives no number, NCEI records a description on a scale of 1 to 4, printed here in its words. Damage is in millions of US dollars of the year of the event, not adjusted for inflation.

What the record says

NCEI’s account, from the sources it cites.

1676. There was a tsunami on the coast of Ibaraki, Fukushima and Aomori Prefectures. Homes were flooded, people and animals drowned. The report is muddled. It was apparently a tsunami of remote origin. (reference #414)

1676. Hitachi, Iwaki, Mutsu. Houses swept away and people and animals drowned. Probably storm. (reference #150)

Every runup

Nearest the source first. Heights are above sea level at the time; a tide gauge reads half the wave’s full height.

WhereCountryKm from sourceWater height, mInland, mMeasured byFirst wave, UTCDeaths
HitachiJapanEyewitness observation of water height
IwakiJapanEyewitness observation of water height
MutsuJapanEyewitness observation of water height

More

Every tsunami in 1676The 1600sTsunamis of JapanAlerts in force

Sources

Tsunami events and runups from NOAA’s National Centers for Environmental Information, Global Historical Hazard Database, cited as NCEI/WDS, doi:10.7289/V5PN93H7. Public domain. Read 2026-09-24. NCEI tsunami event 320.