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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near Hofn in Iceland


Earthquake location 64.4613S, -17.7956WA light earthquake magnitude 4.4 (ml/mb) strikes 127 km WNW of Hofn, Iceland (79 miles) on Tuesday. Exact location, longitude -17.7956° West, latitude 64.4613° North, depth = 7.25 km. The temblor was picked up at 13:53:07 / 1:53 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 7.25 km (5 miles) below the earth’s surface. Id of earthquake: us1000bjct. Event ids that are associated: us1000bjct. Global time and date of event 21/11/17 / 2017-11-21 13:53:07 / November 21, 2017 @ 1:53 pm UTC/GMT.

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 twelve earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 127 km WNW of Hofn, Iceland.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -17.7956° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 64.4613° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 7.25 km Depth of the event in kilometers.
Place 127km WNW of Hofn, Iceland Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-11-21 13:53:07 Time when the event occurred. UTC/GMT
Updated 2017-12-06 21:01:22 Time when the event was most recently updated. UTC/GMT
Timezone offset 0 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 298 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 1.549 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 127 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 us1000bjct Id of event.
Event Code 1000bjct An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000bjct, A comma-separated list of event ids that are associated to an event.

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