Earthquake LogM6.6 earthquake, Guatemala, 1979-10-27
MagnitudeM6.6ms
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Depth65 km
Time (UTC)1979-10-27 21:43
Rank in 197920 / 86among M6+
Rank since 19003472 / 14,458
Energy vs an M6×8approx.
17 km S of Iztapa, Guatemala · 13.78, -90.73
M6.5+ within 300 km (largest first)
M7.7
M7.7
M7.7
M7.5
M7.5
M7.4
M7.3
M7.3
M7.3
M7.3
M7.3
M7.2
Earlier M6+ within 300 km
| Event | Time (UTC) | Depth | Place |
|---|---|---|---|
| M6.8 1979-10-27 | 1979-10-27 14:35 | 58 km | 12 km SSW of Puerto San José, Guatemala |
| M7.5 1976-02-04 | 1976-02-04 09:01 | 5 km | 7 km N of Los Amates, Guatemala |
| M6.1 1974-12-31 | 1974-12-31 20:21 | 39 km | 20 km SSE of Champerico, Guatemala |
| M6.1 1972-01-22 | 1972-01-22 13:08 | 60 km | 8 km SW of La Gomera, Guatemala |
| M6.0 1971-08-20 | 1971-08-20 21:36 | 25 km | 119 km SSW of Champerico, Guatemala |
| M6.6 1970-04-30 | 1970-04-30 08:33 | 26 km | 86 km WSW of Aquiles Serdán, Mexico |
| M7.3 1970-04-29 | 1970-04-29 14:01 | 35 km | 34 km SW of Puerto Madero, Mexico |
| M6.6 1970-04-29 | 1970-04-29 11:22 | 25 km | 55 km SW of Puerto Madero, Mexico |
| M6.0 1969-04-21 | 1969-04-21 02:19 | 65 km | 9 km NE of La Gomera, Guatemala |
| M6.0 1968-09-25 | 1968-09-25 10:38 | 125 km | 11 km SSE of Nueva Independencia, Mexico |
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.