Sismo leggero mag. 3.7 - Gulf of Alaska, 124 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 15 ore prima.
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Sismo leggero magnitudine 3.7 at 29 km depth
20 Oct 13:14 UTC: Primo a segnalare: USGS dopo 1 ora e 31 minuti.
Data & ora: 20 Oct 2020 11:43:02 UTC -
Ora locale a epicentro: 20 Oct 12:43 am (GMT -11)
Magnitudine: 3.7
Profondità: 29.2 km
Epicentro latitudine / longitudine: 54.3383°N / 159.6483°W
(Gulf of Alaska, Alaska, Stati Uniti)Vulcano più vicino: Dana (176 km / 109 mi)
Nearby towns and cities:
124 km SSE da Sand Point (pop: 1,060) --> Vedi sismi vicini
178 km S da Perryville (pop: 113) --> Vedi sismi vicini
189 km ESE da King Cove (pop: 1,010) --> Vedi sismi vicini
210 km SSE da Nelson Lagoon (pop: 52) --> Vedi sismi vicini
219 km ESE da Cold Bay (pop: 123) --> Vedi sismi vicini
220 km SSO da Chignik Lake (pop: 73) --> Vedi sismi vicini
230 km SSO da Chignik Lagoon (pop: 78) --> Vedi sismi vicini
249 km E da False Pass (pop: 40) --> Vedi sismi vicini
297 km SSO da Port Heiden (pop: 98) --> Vedi sismi vicini
399 km E da Akutan (pop: 1,040) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Clear Sky
6.9°C (44 F), humidity: 68%, wind: 6 m/s (12 kts) from N
Fonte dati primaria: USGS (United States Geological Survey)Clear Sky
6.9°C (44 F), humidity: 68%, wind: 6 m/s (12 kts) from NStima 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 | 29 km | 123 Km SSE of Sand Point, Alaska, USA | USGS |
| M 3.7 | 29 km | South Of Alaska, USA | EMSC |
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