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Minor earthquake, 2.9 mag strikes near Nikolski in Alaska



Earthquake location 52.4413S, -169.0328WA minor earthquake magnitude 2.9 (ml/mb) has struck on Saturday, 56 km SSW of Nikolski, Alaska (35 miles). The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface. Unique identifier: us2000ahsk. Ids that are associated to the event: ak16689999, us2000ahsk. Global date and time of event UTC/GMT: 26/08/17 / 2017-08-26 22:52:06 / August 26, 2017 @ 10:52 pm. The temblor was detected at 11:52:06 / 11:52 am (local time epicenter). Exact location, longitude -169.0328° West, latitude 52.4413° North, depth = 35 km.

In the past 24 hours, there have been seven, in the last 10 days seven, in the past 30 days twenty-seven and in the last 365 days one hundred and twenty-three earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 2.5 to 3.5 are often felt, but only causes minor damage. There are an estimated 130,000 minor quakes in the world each year.

How would you describe the shaking?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 56 km SSW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 2.9 mb The magnitude for the event.
Longitude -169.0328° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.4413° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 56km 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 2017-08-26 22:52:06 Time when the event occurred. UTC/GMT
Updated 2017-09-07 22:37:40 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 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 0.542 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.62 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 220 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 us2000ahsk Id of event.
Event Code 2000ahsk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak16689999,us2000ahsk, A comma-separated list of event ids that are associated to an event.

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