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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.1 quake has struck near Atka in Alaska

Posted by admin on September 10, 2015 0 Comments

Earthquake location 51.4088S, -174.2335WA light earthquake magnitude 4.1 (ml/mb) strikes 87 km S of Atka, Alaska (54 miles) on Sunday. Date and time of earthquake in UTC/GMT: 06/09/15 / 2015-09-06 15:06:06 / September 6, 2015 @ 3:06 pm. The earthquake was roughly at a depth of 25.08 km (16 miles). Id of earthquake: us20003gyw. Event ids that are associated: ak11694627, us20003gyw. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude -174.2335 West, latitude 51.4088 North, depth = 25.08 km. The 4.1-magnitude earthquake has occurred at 03:06:06 / 3:06 am (local time epicenter).

In the past 24 hours, there have been five, in the last 10 days fourty-eight, in the past 30 days sixty-two and in the last 365 days one hundred and sixty-two earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 87 km S of Atka, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -174.2335° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.4088° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.08 km Depth of the event in kilometers.
Place 87km S of Atka, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-09-06 15:06:06 Time when the event occurred. UTC/GMT
Updated 2015-09-10 15:55:23 Time when the event was most recently updated. UTC/GMT
Timezone offset -720 Timezone offset from UTC in minutes at the event epicenter.
Felt 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 259 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 0.794 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 96 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 us20003gyw Id of event.
Event Code 20003gyw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11694627,us20003gyw, A comma-separated list of event ids that are associated to an event.

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