Very strong mag. 6.1 earthquake - North Pacific Ocean, 59 mi south of Breed Island, Aleutians West County, Alaska, USA, on Sunday, 20 July 1997 at 00:30 (GMT)
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Very strong magnitude 6.1 earthquake at 14 km depth
Date & time: 20 Jul 1997 00:30:20 UTC
Depth: 14.4 km
Epicenter latitude / longitude: 52.562°N / 167.484°W (North Pacific Ocean, Alaska, United States)
Nearest volcano: Recheschnoi (97 km / 60 mi)
Nearby towns and cities:
102 km (63 mi) ESE of Nikolski (pop: 18) --> See nearby quakes!
159 km (99 mi) SSW of Unalaska (pop: 4,490) --> See nearby quakes!
208 km (129 mi) SSW of Akutan (pop: 1,040) --> See nearby quakes!
370 km (230 mi) SW of False Pass (pop: 40) --> See nearby quakes!
427 km (265 mi) SW of Cold Bay (pop: 123) --> See nearby quakes!
438 km (272 mi) SW of King Cove (pop: 1,010) --> See nearby quakes!
559 km (347 mi) SW of Nelson Lagoon (pop: 52) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 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 6.1||14 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.
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More infoRecorded aftershocks, latest first (1 quakes):
- 20 Jul 1997 00:55 UTC| M 5.0 |10 km (6.2 mi) depth|2 km (1 mi) distance| USGS | Details