Terremoto forte mag. 5.4 - Gulf of Alaska, 1 km a sud da Sand Point, Borough delle Aleutine orientali, Alaska, Stati Uniti, lunedì, 08 novembre 1999

Terremoto forte mag. 5.4 - Gulf of Alaska, 1 km a sud da Sand Point, Borough delle Aleutine orientali, Alaska, Stati Uniti, lunedì, 08 novembre 1999

Terremoto forte magnitudine 5.4 at 34 km depth

Data & ora: 8 Nov 1999 10:57:22 UTC
Magnitudine: 5.4
Profondità: 34.3 km
Epicentro latitudine / longitudine: 54.49°N / 161.003°W (Gulf of Alaska, Alaska, Stati Uniti)
Vulcano più vicino: Dutton (111 km / 69 mi)
Nearby towns and cities:
100 km SSO da Sand Point (pop: 1,060) --> Vedi sismi vicini
106 km SE da King Cove (pop: 1,010) --> Vedi sismi vicini
135 km SE da Cold Bay (pop: 123) --> Vedi sismi vicini
160 km ESE da False Pass (pop: 40) --> Vedi sismi vicini
169 km S da Nelson Lagoon (pop: 52) --> Vedi sismi vicini
197 km SO da Perryville (pop: 113) --> Vedi sismi vicini
242 km SO da Chignik Lake (pop: 73) --> Vedi sismi vicini
256 km SO da Chignik Lagoon (pop: 78) --> Vedi sismi vicini
312 km E da Akutan (pop: 1,040) --> Vedi sismi vicini
366 km ENE da Isola di Unalaska (pop: 4,490) --> Vedi sismi vicini
Fonte dati primaria: USGS (United States Geological Survey)
Stima dell'energia sismica liberata: 7.9 x 1012 joules (2.21 gigawatt hours, equivalent to 1898 tons of TNT or 0.1 atomic bombs!) More info
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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.
5.434 kmAlaska Peninsula (USA)USGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

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More info
Recorded aftershocks, latest first (1 quakes):
  • 16 Dec 1999 23:51 UTC
    | M 5.6 |
    33 km (20.5 mi) depth
    3 km (2 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

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