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M7.4 earthquake, Tonga, 1995-04-07

MagnitudeM7.4mw

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Depth21 km

Time (UTC)1995-04-07 22:06

Rank in 19956 / 200among M6+

Rank since 1900594 / 14,458

Energy vs an M6×126approx.

88 km NNE of Hihifo, Tonga · -15.20, -173.53

M6.5+ within 300 km (largest first)

2009 M8.1M8.1

1917 M8.0M8.0

1975 M7.8M7.8

1981 M7.7M7.7

1977 M7.6M7.6

2023 M7.6M7.6

1995 M7.4M7.4

1984 M7.2M7.2

2000 M7.2M7.2

1957 M7.1M7.1

1978 M7.0M7.0

1913 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1994-09-12	1994-09-12 22:43	15 km	102 km ENE of Hihifo, Tonga
M6.1 1994-02-24	1994-02-24 15:25	124 km	139 km NNW of Neiafu, Tonga
M6.6 1993-05-16	1993-05-16 21:44	21 km	89 km NE of Hihifo, Tonga
M6.0 1993-04-25	1993-04-25 00:07	33 km	94 km ENE of Hihifo, Tonga
M6.0 1993-04-02	1993-04-02 08:04	9 km	254 km SE of Hihifo, Tonga
M6.3 1992-12-24	1992-12-24 00:34	23 km	102 km NE of Hihifo, Tonga
M6.7 1992-05-12	1992-05-12 18:05	15 km	165 km ESE of Hihifo, Tonga
M6.2 1991-10-30	1991-10-30 10:35	18 km	96 km NE of Hihifo, Tonga
M6.1 1991-10-17	1991-10-17 09:05	36 km	76 km NNE of Hihifo, Tonga
M6.1 1991-09-21	1991-09-21 15:19	17 km	90 km ESE of Hihifo, 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.