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Strong earthquake, 6.1 mag has occurred near Adak in Alaska

Earthquake location 51.1851S, -179.8389WA earthquake with magnitude 6.1 (ml/mb) was detected on Sunday, 235 km WSW of Adak, Alaska (146 miles). The earthquake was roughly at a depth of 17.08 km (11 miles). Exact location of earthquake, longitude -179.8389 West, latitude 51.1851 North, depth = 17.08 km. The temblor was reported at 12:38:48 / 12:38 pm (local time epicenter). All ids that are associated to the event: at00qmcz4o, us6000d58t. Unique identifier: us6000d58t. A tsunami warning has been issued near Adak in Alaska (Does not indicate if a tsunami actually did or will exist). Global time and date of event 03/01/21 / 2021-01-03 12:38:48 / January 3, 2021 @ 12:38 pm UTC/GMT.

Earthquakes 6.0 to 6.9 may cause a lot of damage in very populated areas. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days six and in the last 365 days two hundred and thirteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Every year there are an estimated 135 earthquakes in the world.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 235 km WSW of Adak, Alaska.

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More information

Parameter Value Description
Magnitude 6.1 mb The magnitude for the event.
Longitude -179.8389° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.1851° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17.08 km Depth of the event in kilometers.
Place 235 km WSW of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-01-03 12:38:48 Time when the event occurred. UTC/GMT
Updated 2021-01-03 12:57:40 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 1 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 572 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,at,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 3.654 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.13 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 48 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mww The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000d58t Id of event.
Event Code 6000d58t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,at00qmcz4o,us6000d58t, A comma-separated list of event ids that are associated to an event.

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