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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Attu Station in Alaska

Posted by admin on July 11, 2015 0 Comments

Earthquake location 52.1316S, 170.3741WA light earthquake with magnitude 4.2 (ml/mb) was detected on Saturday, 206 km WSW of Attu Station, Alaska (128 miles). The 4.2-magnitude earthquake was detected at 13:49:49 / 1:49 pm (local time epicenter). All ids that are associated to the event: us20002wqk. Unique identifier: us20002wqk. Exact location of event, longitude 170.3741 East, latitude 52.1316 North, depth = 21.11 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 11/07/15 / 2015-07-11 02:49:49 / July 11, 2015 @ 2:49 am. The epicenter was at a depth of 21.11 km (13 miles).

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

Did you feel the quake?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 206 km WSW of Attu Station, Alaska.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 170.3741° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.1316° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.11 km Depth of the event in kilometers.
Place 206km WSW of Attu Station, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-07-11 02:49:49 Time when the event occurred. UTC/GMT
Updated 2015-07-11 03:12:29 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 271 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 ,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 2.36 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 188 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 us20002wqk Id of event.
Event Code 20002wqk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20002wqk, A comma-separated list of event ids that are associated to an event.

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