Earthquake LogM6.6 earthquake, Cuba, 1947-08-07
MagnitudeM6.6mw
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Depth35 km
Time (UTC)1947-08-07 00:40
Rank in 194727 / 83among M6+
Rank since 19003419 / 14,458
Energy vs an M6×8approx.
60 km SSW of Guantánamo, Cuba · 19.61, -75.36
M6.5+ within 300 km (largest first)
M7.2
M7.0
M6.8
M6.8
M6.7
M6.6
Earlier M6+ within 300 km
| Event | Time (UTC) | Depth | Place |
|---|---|---|---|
| M6.7 1932-02-03 | 1932-02-03 06:16 | 25 km | 37 km SSE of Santiago de Cuba, Cuba |
| M7.0 1917-02-20 | 1917-02-20 19:29 | 15 km | 84 km SW of Niquero, Cuba |
| M6.2 1907-08-22 | 1907-08-22 22:23 | 20 km | 23 km NNE of Ocho Rios, Jamaica |
| M6.2 1907-01-14 | 1907-01-14 20:38 | 15 km | 58 km NNE of Port Antonio, Jamaica |
| M6.3 1905-10-15 | 1905-10-15 21:42 | 15 km | 55 km N of Falmouth, Jamaica |
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.