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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.7 quake has struck near Central Mid-Atlantic Ridge


Earthquake location 4.6174S, -32.3909WA light earthquake with magnitude 4.7 (ml/mb) was detected on Monday, Central Mid-Atlantic Ridge (0 miles). The temblor was detected at 10:17:16 / 10:17 am (local time epicenter). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -32.3909° West, 4.6174° North, depth 10 km. Exact time and date of earthquake 22/02/16 / 2016-02-22 12:17:16 / February 22, 2016 @ 12:17 pm UTC/GMT. Event ids that are associated to the earthquake: us10004smb. Id of event: us10004smb.

Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been four, in the last 10 days nineteen, in the past 30 days nineteen and in the last 365 days twenty earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: Central Mid-Atlantic Ridge. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -32.3909° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 4.6174° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place Central Mid-Atlantic Ridge Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-22 12:17:16 Time when the event occurred. UTC/GMT
Updated 2016-03-06 10:45:54 Time when the event was most recently updated. UTC/GMT
Timezone offset -120 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 340 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 13.437 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.62 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 61 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 us10004smb Id of event.
Event Code 10004smb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004smb, A comma-separated list of event ids that are associated to an event.

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