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Minor earthquake: M3.3 quake has struck near Unalaska in Alaska

Posted by admin on September 8, 2020 0 Comments

Earthquake location 53.2157S, -167.1686WA minor earthquake magnitude 3.3 (ml/mb) has occurred on Friday, 84 km SSW of Unalaska, Alaska (52 miles). Id of earthquake: us7000bcfs. Event ids that are associated: ak020afircho, us7000bcfs. The 3.3-magnitude earthquake has occurred at 06:32:47 / 6:32 am (local time epicenter). The earthquake occurred at a depth of 13.69 km (9 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 14/08/20 / 2020-08-14 06:32:47 / August 14, 2020 @ 6:32 am. Exact location of event, longitude -167.1686 West, latitude 53.2157 North, depth = 13.69 km.

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

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: 84 km SSW of Unalaska, Alaska.

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More information

Parameter Value Description
Magnitude 3.3 mb The magnitude for the event.
Longitude -167.1686° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 53.2157° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 13.69 km Depth of the event in kilometers.
Place 84 km SSW of Unalaska, Alaska Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-08-14 06:32:47 Time when the event occurred. UTC/GMT
Updated 2020-08-28 10:42:06 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 168 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 0.486 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.35 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 218 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 us7000bcfs Id of event.
Event Code 7000bcfs An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,ak020afircho,us7000bcfs, A comma-separated list of event ids that are associated to an event.

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