Light mag. 3.7 earthquake - North Pacific Ocean, USA, on Sunday, 29 April 1973 at 04:55 (GMT)
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Light magnitude 3.7 earthquake at 33 km depth
Date & time: 29 Apr 1973 04:55:10 UTC
Depth: 33.0 km
Epicenter latitude / longitude: 50.806°N / 178.699°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Gareloi (110 km / 68 mi)
Nearby towns and cities:
186 km (116 mi) SW of Adak (pop: 332) --> See nearby quakes!
348 km (216 mi) WSW of Atka (pop: 64) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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.
|3.7||33 km||Andreanof Islands, Aleutian Islands, Alaska (USA)||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.