Sismo leggero mag. 3.4 - North Pacific Ocean, 129 km a sud-est da Sand Point, Borough delle Aleutine orientali County, Alaska, Stati Uniti, martedì, 20 ottobre 2020 -
Questo terremoto era probabilmente un aftershock del M 7.6 terremoto: Gulf of Alaska, 97 km a sud-est da Sand Point, Borough delle Aleutine orientali County, Alaska, Stati Uniti Mon, 19 Oct 2020 20:54che si è verificato 21 ore prima.
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Sismo leggero magnitudine 3.4 at 2 km depth
20 Oct 19:04 UTC: Primo a segnalare: USGS dopo 42 minuti.
Data & ora: 20 Oct 2020 18:21:58 UTC -
Ora locale a epicentro: 20 Oct 7:21 am (GMT -11)
Magnitudine: 3.4
Profondità: 1.5 km
Epicentro latitudine / longitudine: 54.2766°N / 159.6695°W
(North Pacific Ocean, Alaska, Stati Uniti)Vulcano più vicino: Dana (181 km / 112 mi)
Nearby towns and cities:
129 km SSE da Sand Point (pop: 1,060) --> Vedi sismi vicini
185 km S da Perryville (pop: 113) --> Vedi sismi vicini
191 km ESE da King Cove (pop: 1,010) --> Vedi sismi vicini
215 km SSE da Nelson Lagoon (pop: 52) --> Vedi sismi vicini
221 km ESE da Cold Bay (pop: 123) --> Vedi sismi vicini
227 km SSO da Chignik Lake (pop: 73) --> Vedi sismi vicini
237 km SSO da Chignik Lagoon (pop: 78) --> Vedi sismi vicini
250 km ESE da False Pass (pop: 40) --> Vedi sismi vicini
304 km SSO da Port Heiden (pop: 98) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Overcast Clouds
7°C (45 F), humidity: 63%, wind: 4 m/s (8 kts) from NE
Fonte dati primaria: USGS (United States Geological Survey)Overcast Clouds
7°C (45 F), humidity: 63%, wind: 4 m/s (8 kts) from NEStima dell'energia sismica liberata: 7.9 x 109 joules (2.21 megawatt hours, equivalent to 1.9 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.
| Magnitudine | Profondità | Ubicazione | Fonte |
| M 3.4 | 1.5 km | 129 Km SSE of Sand Point, Alaska, USA | USGS |
| M 3.4 | 2 km | South Of Alaska, USA | EMSC |
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