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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.9 mag, 4 km SSE of Mosfellsbær, Iceland


Earthquake location 64.1279S, -21.6686WA light earthquake magnitude 4.9 (ml/mb) has occurred on Friday, 4 kilometers (2 miles) from Mosfellsbær in Iceland. Event id: us7000de17. Ids that are associated to the earthquake: us7000de17. Date and time of earthquake in UTC/GMT: 26/02/21 / 2021-02-26 22:38:47 / February 26, 2021 @ 10:38 pm. The epicenter was at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -21.6686° West, latitude 64.1279° North, depth = 10 km. The temblor was picked up at 22:38:47 / 10:38 pm (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Borgarnes, Selfoss, Akranes. Event epicenter was 11 km (7 miles) from Reykjavík (c. 118 900 pop), 12 km (7 miles) from Kópavogur (c. 31 700 pop), 15 km (9 miles) from Hafnarfjörður (c. 26 800 pop), 13 km (8 miles) from Garðabær (c. 11 400 pop), 5 km (3 miles) from Mosfellsbær (c. 8 700 pop), 29 km (18 miles) from Akranes (c. 6 600 pop), 39 km (24 miles) from Selfoss (c. 6 500 pop). Nearby country/countries that might be effected, Iceland (c. 309 000 pop).

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 4 km SSE of Mosfellsbær, Iceland.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -21.6686° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 64.1279° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 4 km SSE of Mosfellsbær, 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 22:38:47 Time when the event occurred. UTC/GMT
Updated 2021-02-26 23:05:57 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 3.8 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 370 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 0.639 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.05 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 67 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 us7000de17 Id of event.
Event Code 7000de17 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000de17, A comma-separated list of event ids that are associated to an event.

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