Very strong mag. 6.4 earthquake - North Pacific Ocean, 77 km south of Tecoman, Colima, Mexico, on Monday, July 10, 1933 at 03:22 (GMT)
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Very strong magnitude 6.4 earthquake at 15 km depth
Depth: 15.0 km
Epicenter latitude / longitude: 18.243°N / 104.044°W↗ (North Pacific Ocean, Mexico)
Antipode: 18.243°S / 75.956°E↗
Nearest volcano: Colima (148 km / 92 mi)
Nearby towns and cities:
55 km (34 mi) SW of La Brisa (pop: 21) --> See nearby quakes!
66 km (41 mi) SSW of Cerro de Ortega (pop: 7,600) --> See nearby quakes!
77 km (48 mi) SSW of Tecoman (pop: 85,700) --> See nearby quakes!
78 km (48 mi) S of Ciudad de Armeria (Ciudad de Armería) (pop: 15,900) --> See nearby quakes!
94 km (58 mi) SSE of El Colomo (pop: 10,300) --> See nearby quakes!
102 km (63 mi) SSE of Manzanillo (pop: 130,000) --> See nearby quakes!
117 km (73 mi) SSW of Colima (pop: 137,400) --> See nearby quakes!
118 km (74 mi) SSW of Ciudad de Villa de Alvarez (pop: 117,600) --> See nearby quakes!
123 km (77 mi) SSE of Cihuatlan (Cihuatlán) (pop: 18,200) --> See nearby quakes!
534 km (332 mi) WSW of Mexico City (pop: 12,294,200) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.5 x 1014 joules (69.8 gigawatt hours, equivalent to 60036 tons of TNT or 3.8 atomic bombs!) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|6.4||15 km||offshore Michoacan, Mexico||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Recorded aftershocks, latest first (1 quake)
- 13 Dec 1933 21:23 UTC| M 6.6 |20 km (12.4 mi) depth|61 km (38 mi) distance| USGS | Very strong mag. 6.6 earthquake - North Pacific Ocean, 59 km south of Manzanillo, Colima, Mexico, on Wednesday, December 13, 1933 at 21:23 (GMT)