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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Tanaga Volcano in Alaska


Earthquake location 51.5703S, -178.4069WA light earthquake with magnitude 4 (ml/mb) was reported 39 km SSW of Tanaga Volcano, Alaska (24 miles) on Tuesday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 10/05/17 / 2017-05-10 08:03:51 / May 10, 2017 @ 8:03 am. The temblor was detected at 22:03:51 / 10:03 pm (local time epicenter). Id of earthquake: ak16016745. Event ids that are associated: ak16016745. The earthquake occurred at a depth of 10.6 km (7 miles) below the earth’s surface. Exact location of earthquake, longitude -178.4069 West, latitude 51.5703 North, depth = 10.6 km.

In the past 24 hours, there have been fifteen, in the last 10 days seventy-five, in the past 30 days eighty-one and in the last 365 days two hundred and eight earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

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. 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: 39 km SSW of Tanaga Volcano, Alaska.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -178.4069° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.5703° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10.6 km Depth of the event in kilometers.
Place 39km SSW of Tanaga Volcano, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-05-10 08:03:51 Time when the event occurred. UTC/GMT
Updated 2017-05-10 19:37:39 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 2.48 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 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 0.5 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 ak16016745 Id of event.
Event Code 16016745 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16016745, A comma-separated list of event ids that are associated to an event.

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