Earthquake LogM7.0 earthquake, Chile, 1949-04-20
MagnitudeM7.0mw
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Depth58 km
Time (UTC)1949-04-20 03:29
Rank in 194912 / 83among M6+
Rank since 19001380 / 14,458
Energy vs an M6×33approx.
15 km SSW of Nacimiento, Chile · -37.63, -72.71
M6.5+ within 300 km (largest first)
M9.5
M8.8
M8.1
M7.8
M7.8
M7.7
M7.7
M7.5
M7.4
M7.4
M7.3
M7.2
Earlier M6+ within 300 km
| Event | Time (UTC) | Depth | Place |
|---|---|---|---|
| M7.8 1939-01-25 | 1939-01-25 03:32 | 35 km | 26 km WNW of San Carlos, Chile |
| M6.1 1937-01-08 | 1937-01-08 15:09 | 25 km | 64 km SW of Carahue, Chile |
| M6.3 1936-11-01 | 1936-11-01 16:10 | 15 km | 19 km NE of Coihueco, Chile |
| M6.4 1936-10-15 | 1936-10-15 21:08 | 15 km | 19 km NE of Tomé, Chile |
| M6.1 1935-08-05 | 1935-08-05 23:50 | 35 km | 28 km NW of Talca, Chile |
| M6.0 1935-06-28 | 1935-06-28 02:00 | 15 km | 103 km WNW of Talcahuano, Chile |
| M7.2 1928-12-02 | 1928-12-02 04:20 | 30 km | 47 km NW of Cauquenes, Chile |
| M6.2 1928-12-01 | 1928-12-01 18:32 | 35 km | 13 km S of Constitución, Chile |
| M6.0 1928-12-01 | 1928-12-01 09:19 | 35 km | 67 km WNW of Quirihue, Chile |
| M7.7 1928-12-01 | 1928-12-01 04:06 | 35 km | 30 km NNE of Constitución, Chile |
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.