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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.9 mag, 48 km SE of Yunaska Island, Alaska

Posted by admin on September 29, 2017 0 Comments

Earthquake location 52.3421S, -170.1717WA light earthquake magnitude 4.9 (ml/mb) has occurred on Thursday, 48 km SE of Yunaska Island, Alaska (30 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude -170.1717 West, latitude 52.3421 North, depth = 33.24 km. All ids that are associated to the event: ak16937825, us2000awbq. Unique identifier: us2000awbq. The earthquake occurred at a depth of 33.24 km (21 miles). Exact time and date of event in UTC/GMT: 29/09/17 / 2017-09-29 01:22:41 / September 29, 2017 @ 1:22 am. The 4.9-magnitude earthquake has occurred at 14:22:41 / 2:22 pm (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year. In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days twenty-two and in the last 365 days one hundred and fifty-nine earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 48 km SE of Yunaska Island, Alaska.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -170.1717° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.3421° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.24 km Depth of the event in kilometers.
Place 48km SE of Yunaska Island, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-29 01:22:41 Time when the event occurred. UTC/GMT
Updated 2017-09-29 01:46:23 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 369 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 0.51 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.88 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 137 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 us2000awbq Id of event.
Event Code 2000awbq An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16937825,us2000awbq, A comma-separated list of event ids that are associated to an event.

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