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M6.8 earthquake, Philippines, 1993-05-18

MagnitudeM6.8mwb

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Depth169 km

Time (UTC)1993-05-18 10:19

Rank in 199320 / 148among M6+

Rank since 19002369 / 14,458

Energy vs an M6×16approx.

77 km SE of Basco, Philippines · 19.91, 122.45

M6.5+ within 300 km (largest first)

1919 M7.4M7.4

1978 M7.4M7.4

1972 M7.3M7.3

1908 M7.2M7.2

1959 M7.2M7.2

1949 M7.2M7.2

1925 M7.1M7.1

1936 M7.1M7.1

1979 M7.1M7.1

2006 M7.1M7.1

1906 M7.1M7.1

1935 M7.1M7.1

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1991-03-26	1991-03-26 03:58	18 km	113 km ESE of Hengchun, Taiwan
M6.0 1988-10-16	1988-10-16 12:09	33 km	100 km E of Hengchun, Taiwan
M6.3 1987-06-07	1987-06-07 05:49	15 km	63 km W of Basco, Philippines
M6.0 1987-02-11	1987-02-11 06:12	24 km	26 km NNW of Claveria, Philippines
M6.0 1986-02-19	1986-02-19 11:40	77 km	39 km NNE of Namuac, Philippines
M6.5 1983-08-17	1983-08-17 12:17	29 km	16 km ENE of Piddig, Philippines
M6.3 1983-08-02	1983-08-02 02:17	158 km	13 km E of Basco, Philippines
M6.0 1982-12-28	1982-12-28 13:49	34 km	81 km SW of Basco, Philippines
M6.2 1982-04-17	1982-04-17 09:20	10 km	147 km N of Pagudpud, Philippines
M6.5 1981-11-22	1981-11-22 15:05	24 km	21 km NNE of Pagudpud, 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.