Moderato terremoto magnitudine 5.5 - 133 Km SSE of Sand Point, Alaska, USA, lunedì, 19 ottobre 2020 -

Questo terremoto era probabilmente un aftershock del M 7.6 terremoto: 97 Km SE of Sand Point, Alaska, USA Mon, 19 Oct 20h54 che si è verificato 38 minuti prima.
Moderato terremoto magnitudine 5.5 - 133 Km SSE of Sand Point, Alaska, USA, lunedì, 19 ottobre 2020

Moderate magnitude 5.5 earthquake at 16 km depth

19 Oct 21:42 UTC: Primo a segnalare: GFZ dopo 10 minuti.
19 Oct 21:43: Ora utilizzando nuova fonte di dati: USGS
19 Oct 21:45: Magnitudine ricalcolata da 5.2 a 5.5. Profondità ricalcolata da 11.9 a 15.5 km (da 7.4 a 9.6 mi). Posizione dell'epicentro corretta di 10.7 km (6.6 mi) al N.
Data & ora: 19 Oct 2020 09:32:19 UTC -
Ora locale a epicentro: 19 Oct 10:32 am (GMT -11)
Magnitudine: 5.5
Profondità: 15.5 km
Epicentro latitudine / longitudine: 54,2393°N / 159,6532°W (Alaska, Stati Uniti)
Vulcano più vicino: Dana (185 km / 115 mi)
Nearby towns and cities:
118 km SSE da Unga (Aleutians East County)
134 km SSE da Sand Point (Aleutians East County) (pop: 1,060)
189 km S da Perryville (Lake and Peninsula County) (pop: 113)
194 km ESE da King Cove (Aleutians East County) (pop: 1,010)
223 km ESE da Cold Bay (Aleutians East County) (pop: 123)
451 km E da Unalaska (Aleutians West County) (pop: 4,490)
740 km S da Bethel (pop: 6,450)
1612 km W da Juneau (pop: 32,800)
Weather at epicenter at time of quake:
Scattered Clouds 8.1°C (47 F), humidity: 70%, wind: 6 m/s (12 kts) from WNW
Fonte dati primaria: USGS
Stima dell'energia sismica liberata: 1,1 x 1013 joules (3,12 gigawatt hours, equivalent to 2682 tons of TNT or 0,2 atomic bombs!) [saperne di più]
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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.
M 5.516 km133 Km SSE of Sand Point, Alaska, USAUSGS
M 5.52 kmSouth Of Alaska, USAEMSC
M 5.710 kmSouth of Alaska, USAGFZ
M 5.519 kmSouth of Alaska, USAGeoAu

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
811.3 km NNE of epicenter [Map] / not felt (reported through our app)
1004.2 km NNE of epicenter [Map] / not felt (reported through our app)
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Earlier earthquakes in the same area since 1900

Moderate mag. 5.5 earthquake - 133 Km SSE of Sand Point, Alaska, USA, on 19 Oct 10:32 am (GMT -11)

Map of earlier quakes

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