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Earthquake breaking news, Moderate World Earthquakes Magnitude 5–5.9

Moderate earthquake 5.3 mag, 117 km S of Adak, Alaska


Earthquake location 50.8461S, -176.9672WA moderate earthquake magnitude 5.3 (ml/mb) strikes 117 km S of Adak, Alaska (73 miles) on Monday. 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: 09/05/17 / 2017-05-09 08:59:02 / May 9, 2017 @ 8:59 am. The earthquake was roughly at a depth of 30.5 km (19 miles). Exact location of earthquake, longitude -176.9672 West, latitude 50.8461 North, depth = 30.5 km. The 5.3-magnitude earthquake has occurred at 20:59:02 / 8:59 pm (local time epicenter). Event id: ak16006572. Ids that are associated to the earthquake: ak16006572.

In the past 24 hours, there have been fourteen, in the last 10 days fourteen, in the past 30 days sixteen and in the last 365 days one hundred and sixty-two earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Each year there are an estimated 1320 moderate earthquakes in the world.

Questions or comments?

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: 117 km S of Adak, Alaska.

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More information

Parameter Value Description
Magnitude 5.3 mb The magnitude for the event.
Longitude -176.9672° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.8461° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 30.5 km Depth of the event in kilometers.
Place 117km S 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 2017-05-09 08:59:02 Time when the event occurred. UTC/GMT
Updated 2017-05-10 21:37:23 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 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 432 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 0.72 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 ak16006572 Id of event.
Event Code 16006572 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16006572, A comma-separated list of event ids that are associated to an event.

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