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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.8 mag was detected near Adak in Alaska


Earthquake location 52.1489S, -177.1693WA light earthquake magnitude 4.8 (ml/mb) has occurred on Saturday, 46 km NW of Adak, Alaska (29 miles). The epicenter of the earthquake was roughly 143.02 km (89 miles) below the earth’s surface. Event ids that are associated to the earthquake: us20007g47. Id of event: us20007g47. Exact location of event, longitude -177.1693 West, latitude 52.1489 North, depth = 143.02 km. Global time and date of event 22/10/16 / 2016-10-22 16:42:19 / October 22, 2016 @ 4:42 pm UTC/GMT. The 4.8-magnitude earthquake was detected at 07:42:19 / 7:42 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

In the past 24 hours, there have been one, in the last 10 days four, in the past 30 days seventeen and in the last 365 days ninety earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 13,000 light quakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 46 km NW of Adak, Alaska. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.8 mb The magnitude for the event.
Longitude -177.1693° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.1489° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 143.02 km Depth of the event in kilometers.
Place 46km NW of Adak, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-10-22 16:42:19 Time when the event occurred. UTC/GMT
Updated 2016-10-22 17:06:32 Time when the event was most recently updated. UTC/GMT
Timezone offset -540 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 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 354 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 0.401 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.09 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 120 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 us20007g47 Id of event.
Event Code 20007g47 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20007g47, A comma-separated list of event ids that are associated to an event.

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