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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Hafnarfjörður in Iceland


Earthquake location 64.0684S, -21.9364WA light earthquake magnitude 4.6 (ml/mb) has struck on Friday, 0 kilometers (0 miles) from Hafnarfjörður in Iceland. 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 10 km (6 miles). Unique identifier: us7000ddwa. Ids that are associated to the event: us7000ddwa. The temblor was detected at 12:06:51 / 12:06 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 26/02/21 / 2021-02-26 12:06:51 / February 26, 2021 @ 12:06 pm. Exact location of event, longitude -21.9364 West, latitude 64.0684 North, depth = 10 km.

Country/countries that might be effected, Iceland (c. 309 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Borgarnes, Selfoss, Akranes (min 5000 pop). Earthquake epicenter was 8 km (5 miles) from Reykjavík (c. 118 900 pop), 5 km (3 miles) from Kópavogur (c. 31 700 pop), 0 km (0 miles) from Hafnarfjörður (c. 26 800 pop), 2 km (1 miles) from Garðabær (c. 11 400 pop), 16 km (10 miles) from Mosfellsbær (c. 8 700 pop), 29 km (18 miles) from Akranes (c. 6 600 pop), 48 km (30 miles) from Selfoss (c. 6 500 pop).

There are an estimated 13,000 light earthquakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been one, in the last 10 days eight, in the past 30 days eight and in the last 365 days fifteen earthquakes of magnitude 3.0 or greater that has struck near.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 0 km NNE of Hafnarfjörður, Iceland.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -21.9364° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 64.0684° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 0 km NNE of Hafnarfjörður, Iceland Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-02-26 12:06:51 Time when the event occurred. UTC/GMT
Updated 2021-02-26 12:45:38 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 326 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 0.731 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.6 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 98 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 us7000ddwa Id of event.
Event Code 7000ddwa An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000ddwa, A comma-separated list of event ids that are associated to an event.

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