Mag. 4.0 earthquake - 2086 mi northwest of Sacramento, California, on Saturday, 31 Oct 2020 6:01 am (GMT -11) -

Mag. 4.0 earthquake  - 2086 mi northwest of Sacramento, California, on Saturday, 31 Oct 2020 6:01 am (GMT -11)

Light magnitude 4.0 earthquake at 33 km depth

31 Oct 18:29 UTC: First to report: EMSC after 1 hour and 28 minutes.
31 Oct 18:30: Now using data updates from USGS
Date & time: 31 Oct 2020 17:01:18 UTC -
Local time at epicenter: Saturday, 31 Oct 2020 6:01 am (GMT -11)
Magnitude: 4
Depth: 32.9 km
Epicenter latitude / longitude: 54.4271°N / 159.7282°W (Gulf of Alaska, United States)
Nearest volcano: Dana (165 km / 103 mi)
Nearby towns and cities:
113 km (70 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
169 km (105 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
181 km (112 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
199 km (123 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
210 km (130 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
394 km (245 mi) E of Akutan (pop: 1,040) --> See nearby quakes!
447 km (278 mi) E of Unalaska (pop: 4,490) --> See nearby quakes!
588 km (365 mi) SW of Kodiak (pop: 6,250) --> See nearby quakes!
6158 km (3827 mi) NW of Washington DC (pop: 601,700) --> See nearby quakes!
6158 km (3827 mi) NW of Washington DC (pop: 601,700) --> See nearby quakes!
42 km (26 mi) SSW of Chernabura Island --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds 5.3°C (42 F), humidity: 68%, wind: 12 m/s (23 kts) from NE
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) 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.
MagnitudeDepthLocationSource
M 4.033 km112 Km SSE of Sand Point, Alaska, USAUSGS
M 4.033 kmSouth Of Alaska, USAEMSC

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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Earlier earthquakes in the same area

Mag. 4.0 earthquake - 2086 mi northwest of Sacramento, California, on Saturday, 31 Oct 2020 6:01 am (GMT -11)
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