Major magnitude 7.1 earthquake - North Pacific Ocean, 137 km east of Hasaki, Chōshi-shi, Chiba, Japan, on Saturday, March 13, 1909 at 14:29 (GMT)
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Major magnitude 7.1 earthquake at 15 km depth
Depth: 15.0 km
Epicenter latitude / longitude: 35.407°N / 142.29°E↗ (North Pacific Ocean, Japan)
Antipode: 35.407°S / 37.71°W↗
Nearby towns and cities:
137 km (85 mi) ESE of Hasaki (pop: 39,200) --> See nearby quakes!
171 km (106 mi) ESE of Katori-shi (pop: 83,200) --> See nearby quakes!
181 km (112 mi) E of Mobara (pop: 97,300) --> See nearby quakes!
183 km (114 mi) ESE of Нарита (pop: 100,600) --> See nearby quakes!
189 km (118 mi) E of Sakura (pop: 182,500) --> See nearby quakes!
192 km (119 mi) ESE of Katsuta (pop: 156,000) --> See nearby quakes!
193 km (120 mi) SE of Hitachi-Naka (pop: 156,800) --> See nearby quakes!
196 km (122 mi) ESE of Mito (pop: 246,500) --> See nearby quakes!
198 km (123 mi) E of Chiba (pop: 919,700) --> See nearby quakes!
237 km (147 mi) E of Tokyo (pop: 8,336,600) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 1015 joules (783 gigawatt hours, equivalent to 6.7 x 105 tons of TNT or 42.1 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.
|7.1||15 km||off the east coast of Honshu, Japan||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 (0 quakes)
So far, no aftershocks have been registered.