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Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.7 quake has struck near Nikolski in Alaska

Posted by admin on March 18, 2018 0 Comments

Earthquake location 52.1412S, -169.2762WA minor earthquake with magnitude 3.7 (ml/mb) was detected on Friday, 92 km SSW of Nikolski, Alaska (57 miles). Date and time of earthquake in UTC/GMT: 03/03/18 / 2018-03-03 05:59:31 / March 3, 2018 @ 5:59 am. Exact location, longitude -169.2762° West, latitude 52.1412° North, depth = 20.1 km. All ids that are associated to the event: ak18577561, us1000d2cu. Unique identifier: us1000d2cu. The temblor was detected at 18:59:31 / 6:59 pm (local time epicenter). The epicenter of the earthquake was roughly 20.1 km (12 miles) below the earth’s surface.

In the past 24 hours, there have been twelve, in the last 10 days fourteen, in the past 30 days sixteen and in the last 365 days one hundred and eighty earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage.

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking 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: 92 km SSW of Nikolski, Alaska.

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More information

Parameter Value Description
Magnitude 3.7 mb The magnitude for the event.
Longitude -169.2762° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 52.1412° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 20.1 km Depth of the event in kilometers.
Place 92km 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 2018-03-03 05:59:31 Time when the event occurred. UTC/GMT
Updated 2018-03-18 10:01:05 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 211 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 0.701 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 217 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 us1000d2cu Id of event.
Event Code 1000d2cu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak18577561,us1000d2cu, A comma-separated list of event ids that are associated to an event.

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