Sismo leggero mag. 3.7 - County, 82 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 20 ore prima.
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Sismo leggero magnitudine 3.7 at 7 km depth
20 Oct 17:13 UTC: Primo a segnalare: USGS dopo 49 minuti.
Data & ora: 20 Oct 2020 16:24:41 UTC -
Ora locale a epicentro: 20 Oct 8:24 am (GMT -8)
Magnitudine: 3.7
Profondità: 6.9 km
Epicentro latitudine / longitudine: 54.9713°N / 159.3856°W
(Alaska, Stati Uniti)Vulcano più vicino: Stepovak Bay 2 (113 km / 70 mi)
Nearby towns and cities:
82 km ESE da Sand Point (pop: 1,060) --> Vedi sismi vicini
106 km S da Perryville (pop: 113) --> Vedi sismi vicini
148 km SSO da Chignik Lake (pop: 73) --> Vedi sismi vicini
158 km SSO da Chignik Lagoon (pop: 78) --> Vedi sismi vicini
162 km SE da Nelson Lagoon (pop: 52) --> Vedi sismi vicini
187 km E da King Cove (pop: 1,010) --> Vedi sismi vicini
214 km E da Cold Bay (pop: 123) --> Vedi sismi vicini
224 km SSO da Port Heiden (pop: 98) --> Vedi sismi vicini
258 km E da False Pass (pop: 40) --> Vedi sismi vicini
381 km SSO da Egegik (pop: 106) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Few Clouds
5.9°C (43 F), humidity: 65%, wind: 4 m/s (7 kts) from NNE
Fonte dati primaria: USGS (United States Geological Survey)Few Clouds
5.9°C (43 F), humidity: 65%, wind: 4 m/s (7 kts) from NNEStima dell'energia sismica liberata: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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 3.7 | 6.9 km | 81 Km ESE of Sand Point, Alaska, USA | USGS |
| M 3.7 | 7 km | South Of Alaska, USA | EMSC |
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