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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 50 km ENE of Amatignak Island, Alaska

Posted by admin on June 9, 2017 0 Comments

Earthquake location 51.48S, -178.4659WA light earthquake magnitude 4 (ml/mb) has occurred on Saturday, 50 km ENE of Amatignak Island, Alaska (31 miles). Global date and time of event UTC/GMT: 28/05/17 / 2017-05-28 09:45:08 / May 28, 2017 @ 9:45 am. Exact location of event, longitude -178.4659 West, latitude 51.48 North, depth = 8.3 km. All ids that are associated to the event: ak16133802, us10008vz5. Unique identifier: us10008vz5. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 8.3 km (5 miles). The 4-magnitude earthquake has occurred at 23:45:08 / 11:45 pm (local time epicenter).

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

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 50 km ENE of Amatignak Island, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -178.4659° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.48° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 8.3 km Depth of the event in kilometers.
Place 50km ENE 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 2017-05-28 09:45:08 Time when the event occurred. UTC/GMT
Updated 2017-06-09 06:22:21 Time when the event was most recently updated. UTC/GMT
Timezone offset -600 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 3 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 ,ak,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 0.34 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.92 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 194 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 us10008vz5 Id of event.
Event Code 10008vz5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16133802,us10008vz5, A comma-separated list of event ids that are associated to an event.

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