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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4 quake has struck near Skagway in Alaska

Posted by admin on May 17, 2017 0 Comments

Earthquake location 59.7421S, -136.6143WA light earthquake with magnitude 4 (ml/mb) was reported 79 km WNW of Skagway, Alaska (49 miles) on Monday. The earthquake occurred at a depth of 3.87 km (2 miles). The 4-magnitude earthquake was detected at 06:35:40 / 6:35 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 01/05/17 / 2017-05-01 14:35:40 / May 1, 2017 @ 2:35 pm UTC/GMT. Exact location of earthquake, -136.6143° West, 59.7421° North, depth 3.87 km. Event id: us10008mhi. Ids that are associated to the earthquake: ak15854932, us10008mhi.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been one hundred and fifty-seven, in the last 10 days one hundred and fifty-seven, in the past 30 days one hundred and fifty-seven and in the last 365 days one hundred and sixty-eight earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 79 km WNW of Skagway, Alaska. This data 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 -136.6143° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 59.7421° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 3.87 km Depth of the event in kilometers.
Place 79km 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 2017-05-01 14:35:40 Time when the event occurred. UTC/GMT
Updated 2017-05-17 14:59:35 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 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 3.81 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 0.581 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.7 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 94 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 us10008mhi Id of event.
Event Code 10008mhi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak15854932,us10008mhi, A comma-separated list of event ids that are associated to an event.

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