Moderate mag. 5.6 earthquake - 132 Km SSE of Sand Point, Alaska, USA, on Monday, 19 Oct 5.07 pm (GMT -11) -

This quake was likely an aftershock of the 7.6 quake 97 Km SE of Sand Point, Alaska, USA, 19 Oct 11.54 am (GMT -9), which had occurred 7 hours earlier.
Moderate mag. 5.6 earthquake  - 132 Km SSE of Sand Point, Alaska, USA, on Monday, 19 Oct 5.07 pm (GMT -11)

Moderate magnitude 5.6 earthquake at 10 km depth

20 Oct 04:16 UTC: First to report: GFZ after 9 minutes.
20 Oct 04:18: Magnitude recalculated from 5.4 to 5.5. Epicenter location corrected by 7.4 km (4.6 mi) towards SSE.
... [show all] ...
21 Oct 23:26: Hypocenter depth recalculated from 6.1 to 9.7 km (from 3.8 to 6 mi). Epicenter location corrected by 6.4 km (4 mi) towards SSE.
Date & time: 20 Oct 2020 04:07:06 UTC -
Local time at epicenter: Monday, 19 Oct 5.07 pm (GMT -11)
Magnitude: 5.6
Depth: 9.7 km
Epicenter latitude / longitude: 54.2533°N / 159.644°W (Alaska, United States)
Nearest volcano: Dana (184 km / 114 mi)
Nearby towns and cities:
132 km (82 mi) SSE of Sand Point (pop: 1,060)
187 km (116 mi) S of Perryville (pop: 113)
194 km (121 mi) ESE of King Cove (pop: 1,010)
223 km (139 mi) ESE of Cold Bay (pop: 123)
399 km (248 mi) E of Akutan (pop: 1,040)
452 km (281 mi) E of Unalaska (pop: 4,490)
848 km (527 mi) SW of Kalifornsky (pop: 7,850)
1611 km (1001 mi) W of Juneau (pop: 32,800)
Weather at epicenter at time of quake:
Clear Sky 8.4°C (47 F), humidity: 69%, wind: 7 m/s (13 kts) from NNW
Primary data source: USGS
Estimated released energy: 1.6 x 1013 joules (4.4 gigawatt hours, equivalent to 3788 tons of TNT or 0.2 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.
M 5.69.7 km132 Km SSE of Sand Point, Alaska, USAUSGS
M 5.726 kmSouth of Alaska, USAGFZ
M 5.620 kmSouth of Alaska, USAGeoAu
M 5.617 kmSouth of Alaska, USABMKG

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
970.6 km NNE of epicenter [Map] / not felt (reported through our app)
1002.6 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. 5.6 earthquake - 132 Km SSE of Sand Point, Alaska, USA, on Monday, 19 Oct 5.07 pm (GMT -11)

Map of earlier quakes

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