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Minor earthquake, 2.9 mag has occurred near Nikolski in Alaska

Posted by admin on August 11, 2015 0 Comments

Earthquake location 51.986S, -169.277WA minor earthquake magnitude 2.9 (ml/mb) strikes 109 km SSW of Nikolski, Alaska (68 miles) on Monday. The temblor was detected at 13:42:12 / 1:42 pm (local time epicenter). Exact location of earthquake, -169.277° West, 51.986° North, depth 40.9 km. Unique identifier: us10002xii. Ids that are associated to the event: ak11668461, us10002xii. The epicenter of the earthquake was roughly 40.9 km (25 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 28/07/15 / 2015-07-28 00:42:12 / July 28, 2015 @ 12:42 am.

In the past 24 hours, there have been one hundred and fourty-five, in the last 10 days one hundred and fifty-five, in the past 30 days one hundred and fifty-nine and in the last 365 days two hundred and thirty-eight earthquakes of magnitude 3.0 or greater that has struck near. There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city 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: 109 km SSW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -169.277° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.986° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40.9 km Depth of the event in kilometers.
Place 109km SSW of Nikolski, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-07-28 00:42:12 Time when the event occurred. UTC/GMT
Updated 2015-08-11 04:25:13 Time when the event was most recently updated. UTC/GMT
Timezone offset -660 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 129 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 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 us10002xii Id of event.
Event Code 10002xii An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak11668461,us10002xii, A comma-separated list of event ids that are associated to an event.

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