Home › 1973 › Mexico

M6.8 earthquake, Mexico, 1973-08-28

MagnitudeM6.8mb

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth84 km

Time (UTC)1973-08-28 09:50

Rank in 197312 / 93among M6+

Rank since 19002289 / 14,458

Energy vs an M6×16approx.

8 km N of San Felipe Tílpam, Mexico · 18.27, -96.60

M6.5+ within 300 km (largest first)

1928 M8.0M8.0

1907 M7.8M7.8

1978 M7.7M7.7

1931 M7.6M7.6

1957 M7.6M7.6

1928 M7.5M7.5

1999 M7.5M7.5

1928 M7.4M7.4

1937 M7.4M7.4

1965 M7.4M7.4

1995 M7.4M7.4

2012 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.3 1968-08-02	1968-08-02 14:06	30 km	9 km WSW of La Humedad, Mexico
M7.4 1965-08-23	1965-08-23 19:46	14 km	4 km NW of Santa María Zapotitlán, Mexico
M6.4 1959-08-26	1959-08-26 08:25	31 km	Near the coast of Veracruz, Mexico
M6.6 1959-05-24	1959-05-24 19:17	65 km	6 km SSW of San Pedro Coxcaltepec Cántaros, Mexico
M7.6 1957-07-28	1957-07-28 08:40	38 km	8 km ENE of Apantla, Mexico
M6.3 1954-05-13	1954-05-13 14:46	62 km	6 km ESE of San Pedro Quiatoni, Mexico
M6.5 1951-12-28	1951-12-28 09:20	31 km	10 km SSE of Coacoyulichán, Mexico
M7.1 1950-12-14	1950-12-14 14:15	35 km	0 km SW of Igualapa, Mexico
M6.1 1942-11-25	1942-11-25 01:18	25 km	5 km ESE of El Carrizo, Mexico
M6.1 1937-12-31	1937-12-31 17:41	25 km	7 km WNW of El Carrizo, 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.