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Light earthquake 4.3 mag, 46 km S of Little Diomede Island, Alaska


Earthquake location 65.3082S, -168.8286WA light earthquake with magnitude 4.3 (ml/mb) was detected on Thursday, 46 km S of Little Diomede Island, Alaska (29 miles). The epicenter of the earthquake was roughly 31.7 km (20 miles) below the earth’s surface. The temblor was reported at 09:05:21 / 9:05 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -168.8286 West, latitude 65.3082 North, depth = 31.7 km. Global date and time of event UTC/GMT: 29/06/17 / 2017-06-29 20:05:21 / June 29, 2017 @ 8:05 pm. Id of earthquake: ak16240873. Event ids that are associated: ak16240873.

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

Did you feel anything?

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. 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: 46 km S of Little Diomede Island, Alaska.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -168.8286° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 65.3082° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 31.7 km Depth of the event in kilometers.
Place 46km S of Little Diomede 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 2017-06-29 20:05:21 Time when the event occurred. UTC/GMT
Updated 2017-06-29 20:23:08 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 284 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 0.85 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 ak16240873 Id of event.
Event Code 16240873 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16240873, A comma-separated list of event ids that are associated to an event.

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