Historical tsunamis · Oct 19, 1995, 2:41 AM UTC
1995 Ryukyu Islands tsunami
Japan
The tsunami of Oct 19, 1995, 2:41 AM UTC originated near Ryukyu Islands (Japan).
Key facts
- Date
- Oct 19, 1995, 2:41 AM UTC
- Cause
- Earthquake and landslide
- Magnitude
- M6.8
- Depth
- 20 km
- Maximum documented water height
- 1.50 m
- Observation records
- 16
- Countries affected
- 1
It was triggered by a magnitude 6.8 earthquake at a depth of 20 km.
The highest documented water height was 1.50 m (Ryukyu Island, Japan).
16 observation sites in 1 countries are recorded.
Map of observation sites
16Each dot is a documented observation site; colour and size show the observed water height. The triangle marks the source.
Observations by country
| Country | Observation records | Maximum documented water height | Deaths | Earliest arrival |
|---|---|---|---|---|
| Japan | 16 | 1.50 m Ryukyu Island | — | — |
Highest documented water heights
15 / 16Individual 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 |
|---|---|---|---|
| Ryukyu Island · Okinawa | 1.50 m | 472 km | Japan |
| Nakanoshima (Nakano Island) · Kagoshima | 0.25 m | 197 km | Japan |
| Okada · Izu-Oshima, Tokyo | 0.20 m | 1,148 km | Japan |
| Kozushima · Izu-Oshima, Tokyo | 0.17 m | 1,092 km | Japan |
| Mera · Chiba | 0.16 m | 1,190 km | Japan |
| Yaene, Hachijo Island · Tokyo | 0.15 m | 1,076 km | Japan |
| Minami-Izu · Shizuoka | 0.12 m | 1,101 km | Japan |
| Kaminato, Hachijo Island · Tokyo | 0.11 m | 1,080 km | Japan |
| Tosa-Shimizu · Kochi | 0.10 m | 585 km | Japan |
| Chichijima Island · Bonin Is, Tokyo | 0.09 m | 1,194 km | Japan |
| Nishinoomote · Kagoshima | 0.08 m | 304 km | Japan |
| Kushimoto · Wakayama | 0.06 m | 803 km | Japan |
| Murotomisaki · Kochi | 0.06 m | 691 km | Japan |
| Omaezaki · Shizuoka | 0.05 m | 1,054 km | Japan |
| Kochi · Kochi | 0.04 m | 687 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.