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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Gambell in Alaska


Earthquake location 63.1424S, -172.3015WA light earthquake magnitude 4.1 (ml/mb) strikes 76 km SSW of Gambell, Alaska (47 miles) on Monday. Exact time and date of earthquake 16/01/18 / 2018-01-16 04:46:10 / January 16, 2018 @ 4:46 am UTC/GMT. Event ids that are associated to the earthquake: ak18118365. Id of event: ak18118365. The earthquake occurred at a depth of 28.5 km (18 miles). The 4.1-magnitude earthquake was detected at 17:46:10 / 5:46 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 28.5 km, -172.3015° West, 63.1424° North.

In the past 24 hours, there have been nine, in the last 10 days nine, in the past 30 days nine and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel the quake?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 76 km SSW of Gambell, Alaska.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -172.3015° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 63.1424° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.5 km Depth of the event in kilometers.
Place 76km SSW of Gambell, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-16 04:46:10 Time when the event occurred. UTC/GMT
Updated 2018-01-19 23:04:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 259 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network ak The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,ak, 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.61 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID ak18118365 Id of event.
Event Code 18118365 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18118365, A comma-separated list of event ids that are associated to an event.

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