Historical tsunamis · Mar 16, 2022, 2:36 PM UTC
2022 Off Fukushima Prefecture tsunami
Japan
The tsunami of Mar 16, 2022, 2:36 PM UTC originated near Off Fukushima Prefecture (Japan).
Key facts
- Date
- Mar 16, 2022, 2:36 PM UTC
- Cause
- Earthquake
- Magnitude
- M7.3
- Depth
- 41 km
- Maximum documented water height
- 0.31 m
- Deaths
- 4
- Injuries
- 247
- Houses destroyed
- 217
- Damage
- US$ 8,800 million
- Observation records
- 11
- Countries affected
- 1
It was triggered by a magnitude 7.3 earthquake at a depth of 41 km.
The highest documented water height was 0.31 m (Ishinomaki, Japan).
11 observation sites in 1 countries are recorded.
The database records 4 deaths.
Houses destroyed: 217.
Damage is estimated at US$ 8,800 million.
Map of observation sites
11Each dot is a documented observation site; colour and size show the observed water height. The triangle marks the source.
Tsunami arrival times
Documented arrival times from the NOAA/NCEI database, showing the earliest recorded location per country. Coverage is incomplete: a country without an entry was not necessarily spared.
- 0:00 hEarthquake (origin) · Mar 16, 2022, 2:36 PM UTC
- 0:09 hJapan · Ayukawa · 0.10 m
6 places with a documented arrival time
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| Japan | 11 | 0.31 m Ishinomaki | — | 0:09 h |
Highest documented water heights
11 / 11Individual documented observations for this event. Heights come from different measurement types and sources; not every location has a measured height.
| Location / station | Observed height | Distance from source | Country |
|---|---|---|---|
| Ishinomaki · Miyagi | 0.31 m | 83 km | Japan |
| Sendaishinko · Miyagi | 0.20 m | 78 km | Japan |
| Soma · Fukushima | 0.20 m | 56 km | Japan |
| Kujiko · Iwate | 0.13 m | 277 km | Japan |
| Oaraiko · Ibaraki | 0.12 m | 177 km | Japan |
| Ayukawa · Miyagi | 0.10 m | 66 km | Japan |
| Hachinohe · Aomori | 0.10 m | 313 km | Japan |
| Ofunato · Iwate | 0.09 m | 146 km | Japan |
| Kamaishi · Iwate | 0.06 m | 174 km | Japan |
| Miyako · Iwate | 0.06 m | 218 km | Japan |
| Onahama · Fukushima | 0.06 m | 105 km | Japan |
More tsunamis
Source: NOAA National Centers for Environmental Information (NCEI), Global Historical Tsunami Database. Confirmed events only. Deaths and damage are database estimates; older records are incomplete. Water heights come from different types of observation.