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Light earthquake: M4.1 quake has struck near Buldir Island in Alaska

Posted by admin on May 21, 2017 0 Comments

Earthquake location 51.4947S, 176.2937WA light earthquake magnitude 4.1 (ml/mb) has occurred on Sunday, 99 km SSE of Buldir Island, Alaska (62 miles). Exact location of event, longitude 176.2937 East, latitude 51.4947 North, depth = 29.95 km. Event id: us10008tyf. Ids that are associated to the earthquake: us10008tyf. Date and time of earthquake in UTC/GMT: 21/05/17 / 2017-05-21 03:53:15 / May 21, 2017 @ 3:53 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 29.95 km (19 miles). The 4.1-magnitude earthquake has occurred at 15:53:15 / 3:53 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days three and in the last 365 days sixty-one earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 99 km SSE of Buldir Island, Alaska. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 176.2937° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.4947° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 29.95 km Depth of the event in kilometers.
Place 99km SSE of Buldir 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 2017-05-21 03:53:15 Time when the event occurred. UTC/GMT
Updated 2017-05-21 04:11:34 Time when the event was most recently updated. UTC/GMT
Timezone offset 720 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 259 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 ,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 1.832 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.66 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 173 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 us10008tyf Id of event.
Event Code 10008tyf An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008tyf, A comma-separated list of event ids that are associated to an event.

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