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M7.1 earthquake, Philippines, 1999-03-04

MagnitudeM7.1mwc

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Depth33 km

Time (UTC)1999-03-04 08:52

Rank in 19999 / 135among M6+

Rank since 19001199 / 14,458

Energy vs an M6×45approx.

69 km S of Tabiauan, Philippines · 5.40, 121.94

M6.5+ within 300 km (largest first)

1918 M8.3M8.3

1976 M7.9M7.9

2010 M7.6M7.6

2002 M7.5M7.5

2010 M7.5M7.5

1928 M7.4M7.4

1955 M7.4M7.4

2017 M7.3M7.3

2010 M7.3M7.3

1942 M7.3M7.3

1907 M7.2M7.2

2005 M7.1M7.1

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1995-04-23	1995-04-23 06:38	530 km	49 km SW of Palimbang, Philippines
M6.2 1992-10-29	1992-10-29 07:29	33 km	3 km NNW of Gadung, Philippines
M6.1 1989-08-10	1989-08-10 01:55	56 km	17 km SSW of Maitum, Philippines
M6.4 1985-08-04	1985-08-04 02:36	36 km	9 km ENE of Malim, Philippines
M6.9 1978-12-12	1978-12-12 11:44	33 km	15 km SSE of Malim, Philippines
M6.1 1977-03-02	1977-03-02 09:53	52 km	31 km W of Gadung, Philippines
M6.0 1976-11-22	1976-11-22 04:22	60 km	49 km SSE of Malim, Philippines
M6.0 1976-09-29	1976-09-29 21:02	41 km	11 km SSW of Rimpeso, Philippines
M6.8 1976-08-17	1976-08-17 04:19	22 km	12 km ESE of Olutanga, Philippines
M7.9 1976-08-16	1976-08-16 16:11	33 km	19 km WNW of Palimbang, Philippines

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.