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M7.1 earthquake, Dominican Republic, 1948-04-21

MagnitudeM7.1mw

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Depth15 km

Time (UTC)1948-04-21 20:22

Rank in 19489 / 114among M6+

Rank since 19001062 / 14,458

Energy vs an M6×50approx.

11 km WNW of Sánchez, Dominican Republic · 19.26, -69.72

M6.5+ within 300 km (largest first)

1946 M7.8M7.8

1943 M7.7M7.7

1948 M7.1M7.1

1918 M7.1M7.1

1946 M7.0M7.0

1984 M6.9M6.9

1917 M6.8M6.8

1916 M6.8M6.8

1948 M6.7M6.7

1911 M6.7M6.7

1962 M6.6M6.6

1953 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1946-10-04	1946-10-04 14:45	15 km	30 km NNE of Otra Banda, Dominican Republic
M6.0 1946-08-24	1946-08-24 14:18	15 km	5 km ESE of Las Terrenas, Dominican Republic
M6.3 1946-08-21	1946-08-21 19:17	15 km	10 km ESE of Las Terrenas, Dominican Republic
M7.0 1946-08-08	1946-08-08 13:28	15 km	24 km NNW of Las Terrenas, Dominican Republic
M6.3 1946-08-04	1946-08-04 20:53	15 km	7 km NNE of San Francisco de Macorís, Dominican Republic
M7.8 1946-08-04	1946-08-04 17:51	15 km	16 km NNW of Miches, Dominican Republic
M6.0 1945-01-22	1945-01-22 07:47	15 km	31 km NNE of Cabrera, Dominican Republic
M7.7 1943-07-29	1943-07-29 03:02	15 km	45 km N of San Antonio, Puerto Rico
M6.3 1922-12-18	1922-12-18 12:35	15 km	58 km E of Punta Cana, Dominican Republic
M6.4 1920-02-10	1920-02-10 22:07	15 km	32 km NW of Aguadilla, Puerto Rico

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.