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M6.6 earthquake, Costa Rica, 1992-03-07

MagnitudeM6.6mwb

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Depth79 km

Time (UTC)1992-03-07 01:53

Rank in 199232 / 178among M6+

Rank since 19003543 / 14,458

Energy vs an M6×8approx.

5 km SW of Río Segundo, Costa Rica · 10.21, -84.32

M6.5+ within 300 km (largest first)

1991 M7.6M7.6

2012 M7.6M7.6

1939 M7.6M7.6

1950 M7.5M7.5

1941 M7.5M7.5

1990 M7.3M7.3

1904 M7.3M7.3

1907 M7.3M7.3

1900 M7.2M7.2

1916 M7.1M7.1

1983 M7.1M7.1

1901 M7.1M7.1

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1991-05-04	1991-05-04 03:42	10 km	16 km NE of Changuinola, Panama
M6.2 1991-04-24	1991-04-24 19:13	13 km	16 km SE of La Suiza, Costa Rica
M7.6 1991-04-22	1991-04-22 21:56	10 km	34 km S of Limón, Costa Rica
M6.3 1991-03-16	1991-03-16 06:02	33 km	15 km N of Nandayure, Costa Rica
M6.2 1991-03-01	1991-03-01 17:30	196 km	13 km SE of Los Chiles, Costa Rica
M6.0 1990-12-22	1990-12-22 17:27	17 km	2 km NNE of Santiago, Costa Rica
M6.4 1990-04-28	1990-04-28 01:23	23 km	8 km SSE of Ciudad Cortés, Costa Rica
M6.8 1990-04-03	1990-04-03 22:57	52 km	36 km SSW of La Conquista, Nicaragua
M7.3 1990-03-25	1990-03-25 13:22	22 km	7 km SSE of Puntarenas, Costa Rica
M6.4 1990-03-25	1990-03-25 13:16	27 km	11 km E of Paquera, Costa Rica

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.