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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.5 mag strikes near Chignik Lake in Alaska



Earthquake location 57.0538S, -157.7865WA minor earthquake magnitude 3.5 (ml/mb) has occurred on Sunday, 107 km NNE of Chignik Lake, Alaska (66 miles). Exact location of event, depth 17.5 km, -157.7865° West, 57.0538° North. The epicenter was at a depth of 17.5 km (11 miles). The temblor was reported at 02:45:30 / 2:45 am (local time epicenter). Date and time of earthquake in UTC/GMT: 03/04/16 / 2016-04-03 10:45:30 / April 3, 2016 @ 10:45 am. Event ids that are associated to the earthquake: ak13262559. Id of event: ak13262559.

In the past 24 hours, there have been nine, in the last 10 days nineteen, in the past 30 days twenty and in the last 365 days seventy earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. Each year there are an estimated 130,000 minor quakes in the world.

Questions or comments?

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. 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: 107 km NNE of Chignik Lake, Alaska.

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More information

Parameter Value Description
Magnitude 3.5 mb The magnitude for the event.
Longitude -157.7865° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 57.0538° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17.5 km Depth of the event in kilometers.
Place 107km NNE of Chignik Lake, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-03 10:45:30 Time when the event occurred. UTC/GMT
Updated 2016-04-03 11:03:24 Time when the event was most recently updated. UTC/GMT
Timezone offset -480 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 automatic 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 188 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 0.63 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 ak13262559 Id of event.
Event Code 13262559 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak13262559, A comma-separated list of event ids that are associated to an event.

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