Mag. 4.5 earthquake - Gulf of Alaska, 60 mi southeast of Sand Point, Alaska, USA, on Monday, 19 Oct 2020 12:04 pm (GMT -9) -
This quake was likely an aftershock of the 7.6 quake Gulf of Alaska, 60 mi southeast of Sand Point, Aleutians East County, Alaska, USA, 19 Oct 2020 11:54 am (GMT -9), which had occurred 10 minutes earlier.
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Light magnitude 4.5 earthquake at 21 km depth
Local time at epicenter: Monday, 19 Oct 2020 12:04 pm (GMT -9)
Magnitude: 4.5
Depth: 20.6 km
Epicenter latitude / longitude: 54.6071°N / 159.6882°W
(Gulf of Alaska, Alaska, United States)Nearest volcano: Stepovak Bay 2 (152 km / 94 mi)
Nearby towns and cities:
96 km (60 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
149 km (93 mi) SSW of Perryville (pop: 113) --> See nearby quakes!
176 km (109 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
192 km (120 mi) SSW of Chignik Lake (pop: 73) --> See nearby quakes!
204 km (127 mi) ESE of Cold Bay (pop: 123) --> See nearby quakes!
398 km (247 mi) E of Akutan (pop: 1,040) --> See nearby quakes!
452 km (281 mi) ENE of Unalaska (pop: 4,490) --> See nearby quakes!
572 km (356 mi) SW of Kodiak (pop: 6,250) --> See nearby quakes!
6149 km (3821 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6149 km (3821 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
22 km (14 mi) SSW of Chernabura Island --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 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.
| Magnitude | Depth | Location | Source |
| M 4.5 | 21 km | 96 Km SSE of Sand Point, Alaska, USA | USGS |
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!
Earlier earthquakes in the same area
Mag. 4.5 earthquake - Gulf of Alaska, 60 mi southeast of Sand Point, Alaska, USA, on Monday, 19 Oct 2020 12:04 pm (GMT -9)
Click here to search our database for earlier earthquakes in the same area since 1900!
