Historical tsunamis · Sep 8, 2021, 1:47 AM UTC
2021 S. Mexico tsunami
Mexico
The tsunami of Sep 8, 2021, 1:47 AM UTC originated near S. Mexico (Mexico).
Key facts
- Date
- Sep 8, 2021, 1:47 AM UTC
- Cause
- Earthquake
- Magnitude
- M7.0
- Depth
- 20 km
- Maximum documented water height
- 0.48 m
- Deaths
- 3
- Injuries
- few (up to about 50)
- Damage
- US$ 200 million
- Observation records
- 1
- Countries affected
- 1
It was triggered by a magnitude 7.0 earthquake at a depth of 20 km.
The highest documented water height was 0.48 m (Acapulco, Mexico).
1 observation sites in 1 countries are recorded.
The database records 3 deaths.
Damage is estimated at US$ 200 million.
Map of observation sites
1Each 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) · Sep 8, 2021, 1:47 AM UTC
- 0:10 hMexico · Acapulco · 0.48 m
1 places with a documented arrival time
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| Mexico | 1 | 0.48 m Acapulco | — | 0:10 h |
Highest documented water heights
1 / 1Individual 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 |
|---|---|---|---|
| Acapulco · Guerrero | 0.48 m | 21 km | Mexico |
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.