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Minor earthquake, 2.8 mag was detected near Yunaska Island in Alaska

Posted by admin on July 31, 2015 0 Comments

Earthquake location 52.2191S, -169.6202WA minor earthquake magnitude 2.8 (ml/mb) has struck on Sunday, 86 km ESE of Yunaska Island, Alaska (53 miles). The temblor was detected at 18:37:41 / 6:37 pm (local time epicenter). The earthquake occurred at a depth of 29.5 km (18 miles) below the earth’s surface. Global date and time of event UTC/GMT: 27/07/15 / 2015-07-27 05:37:41 / July 27, 2015 @ 5:37 am. Exact location of event, longitude -169.6202 West, latitude 52.2191 North, depth = 29.5 km. Id of earthquake: ak11664776. Event ids that are associated: ak11664776.

Earthquakes 2.5 to 2.9 are often felt, but only causes minor damage. In the past 24 hours, there have been ninety-four, in the last 10 days ninety-eight, in the past 30 days one hundred and four and in the last 365 days one hundred and eighty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 1,300,000 minor quakes in the world.

How would you describe the shaking?

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: 86 km ESE of Yunaska Island, Alaska.

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More information

Parameter Value Description
Magnitude 2.8 mb The magnitude for the event.
Longitude -169.6202° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.2191° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.5 km Depth of the event in kilometers.
Place 86km ESE 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 2015-07-27 05:37:41 Time when the event occurred. UTC/GMT
Updated 2015-07-31 01:34:38 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 121 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 12 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 0.92 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 223.199982144 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 ak11664776 Id of event.
Event Code 11664776 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11664776, A comma-separated list of event ids that are associated to an event.

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