Mag. 4.7 earthquake - North Pacific Ocean, 1050 km southeast of Tokyo, Japan, on Sat, 29 Sep 2012 19:52
Light magnitude 4.7 earthquake at 10 km depth
29 Sep 10:15 UTC: First to report: USGS after 22 minutes.
Local time at epicenter: Sat, 29 Sep 2012 19:52
Depth: 10.1 km
Epicenter latitude / longitude: 26.9235°N / 143.795°E (North Pacific Ocean, Japan)
Nearest volcano: unnamed (112 km / 70 mi)
Nearby towns and cities:
1050 km (652 mi) SSE of Tokyo (pop: 8,336,600) --> See nearby quakes!
158 km (98 mi) E of Chichijima Island (pop: 2,000) --> See nearby quakes!
301 km (187 mi) NE of San Alexander Island --> See nearby quakes!
344 km (214 mi) NE of Iwo Jima Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) 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.
|M 4.7||10.1 km||157km E of Chichi-shima, Japan||USGS|
|M 4.7||20 km||BONIN ISLANDS, JAPAN REGION||EMSC|
|M 4.3||75 km||父島近海 (Near Chichi-jima Island)||JMA|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.