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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 76 km WSW of Amatignak Island, Alaska


Earthquake location 50.9866S, 179.8907WA light earthquake with magnitude 4 (ml/mb) was reported 76 km WSW of Amatignak Island, Alaska (47 miles) on Sunday. Exact location, longitude 179.8907° East, latitude 50.9866° North, depth = 28.33 km. Global date and time of event UTC/GMT: 26/01/20 / 2020-01-26 04:29:32 / January 26, 2020 @ 4:29 am. The earthquake occurred at a depth of 28.33 km (18 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us70007jwr. Unique identifier: us70007jwr. The 4-magnitude earthquake has occurred at 16:29:32 / 4:29 pm (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been six, in the last 10 days nine, in the past 30 days eleven and in the last 365 days fifty-eight earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 76 km WSW of Amatignak Island, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 179.8907° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.9866° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.33 km Depth of the event in kilometers.
Place 76km WSW of Amatignak Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-01-26 04:29:32 Time when the event occurred. UTC/GMT
Updated 2020-02-07 01:07:14 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 0 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 246 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 ,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 0.539 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.47 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 218 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mb The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70007jwr Id of event.
Event Code 70007jwr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70007jwr, A comma-separated list of event ids that are associated to an event.

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