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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Skagway in Alaska

Posted by admin on May 21, 2017 0 Comments

Earthquake location 59.7556S, -136.5144WA light earthquake magnitude 4.3 (ml/mb) strikes 75 km WNW of Skagway, Alaska (47 miles) on Sunday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 21/05/17 / 2017-05-21 19:33:38 / May 21, 2017 @ 7:33 pm UTC/GMT. Unique identifier: us10008u1n. Ids that are associated to the event: ak16095377, us10008u1n. The earthquake occurred at a depth of 5 km (3 miles) below the earth’s surface. The temblor was detected at 11:33:38 / 11:33 am (local time epicenter). Exact location of event, longitude -136.5144 West, latitude 59.7556 North, depth = 5 km.

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been two, in the last 10 days five, in the past 30 days one hundred and seventy-two and in the last 365 days one hundred and eighty-three earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 75 km WNW of Skagway, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude -136.5144° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 59.7556° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 75km WNW of Skagway, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-05-21 19:33:38 Time when the event occurred. UTC/GMT
Updated 2017-05-21 20:07:43 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 Timezone offset from UTC in minutes at the event epicenter.
Felt 18 The total number of felt reports
CDI 3.8 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 291 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 0.633 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.62 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us10008u1n Id of event.
Event Code 10008u1n An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16095377,us10008u1n, A comma-separated list of event ids that are associated to an event.

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