Home › 1905 › Tonga

M6.9 earthquake, Tonga, 1905-02-27

MagnitudeM6.9ms

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth35 km

Time (UTC)1905-02-27 17:24

Rank in 190526 / 56among M6+

Rank since 19001780 / 14,458

Energy vs an M6×22approx.

15 km WSW of Pangai, Tonga · -19.87, -174.49

M6.5+ within 300 km (largest first)

1919 M8.1M8.1

2006 M8.0M8.0

1903 M8.0M8.0

1950 M7.8M7.8

1913 M7.8M7.8

1948 M7.5M7.5

2026 M7.5M7.5

1921 M7.4M7.4

1907 M7.3M7.3

2022 M7.3M7.3

1906 M7.2M7.2

1911 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.1 1903-04-29	1903-04-29 03:59	–	Tonga
M8.0 1903-01-04	1903-01-04 05:07	400 km	Tonga

Energy ratio uses the rule that one magnitude unit is about 32 times the energy. Magnitudes and locations are USGS values and can differ from national agencies. Older records are less complete and less precise.