Very strong mag. 6.0 earthquake - North Pacific Ocean, 97 mi south of Unalaska, Aleutians West (CA) County, Alaska, USA, on Thursday, 27 April 1933 at 11:55 (GMT)
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes in same area | Quakes in the US| Alaska | Alaska | Alaska
Very strong magnitude 6.0 earthquake at 0 km depth
Date & time: 27 Apr 1933 11:55:38 UTC
Depth: 0.0 km
Epicenter latitude / longitude: 52.5°N / 167°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Okmok (127 km / 79 mi)
Nearby towns and cities:
135 km (84 mi) ESE of Nikolski (pop: 18) --> See nearby quakes!
156 km (97 mi) S of Unalaska (pop: 4,490) --> See nearby quakes!
199 km (124 mi) SSW of Akutan (pop: 1,040) --> See nearby quakes!
353 km (219 mi) SW of False Pass (pop: 40) --> See nearby quakes!
410 km (255 mi) SW of Cold Bay (pop: 123) --> See nearby quakes!
419 km (260 mi) SW of King Cove (pop: 1,010) --> See nearby quakes!
530 km (329 mi) SW of Sand Point (pop: 1,060) --> See nearby quakes!
541 km (336 mi) SW of Nelson Lagoon (pop: 52) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 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.
|M 6.0||km||Fox 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.