World Map › Major Earthquakes Since 1900 › 1982
Historic Earthquake
1982 Tonga Earthquake
19 December 1982 · Tonga
On 19 December 1982 at 17:43 UTC, a magnitude 7.7 earthquake struck Tonga, at a depth of 33 km. It occurred on the Kermadec Plate, 35 km from its boundary with the Tonga Plate (oceanic transform fault). It triggered a tsunami.
- Date
- 19 December 1982
- Time
- 17:43 UTC
- Magnitude
- 7.7
- Depth
- 33 km
- Tsunami
- Yes
- Plate
- Kermadec Plate
- Country
- Tonga
- Nearest Volcano
- Kermadec Arc at 24.8°S (139 km)
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 20092009 Tonga Earthquake · M 7.6
- 2007Kermadec Islands (New Zealand) · M 7.8
- 19971997 Fiji-Tonga Earthquake · M 7.7
- 1977Tonga · M 7.2
- 19771977 Tonga Earthquake · M 7.21 deaths
- 1975S of Tonga · M 7.8
- 1963Tonga · M 7.5
- 1956Tonga · M 7.0
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth