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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.9 mag was detected near Georgetown in Saint Helena


Earthquake location -8.1219S, -13.7448WA light earthquake magnitude 4.9 (ml/mb) strikes 76 kilometers (47 miles) from Georgetown in Saint Helena on Wednesday. The temblor was picked up at 20:36:48 / 8:36 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 03/02/16 / 2016-02-03 21:36:48 / February 3, 2016 @ 9:36 pm. The earthquake occurred at a depth of 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). Id of earthquake: us20004y5i. Event ids that are associated: us20004y5i. Exact location, longitude -13.7448° West, latitude -8.1219° South, depth = 10 km.

Nearby country/countries, Saint Helena (c. 7 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Georgetown (min 5000 pop). Event epicenter was 77 km (48 miles) from Georgetown (c. 500 pop).

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 one, in the past 30 days one and in the last 365 days six earthquakes of magnitude 3.0 or greater that has struck near. Each year there are an estimated 13,000 light quakes in the world.

Did you feel anything?

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. 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: 76 km ESE of Georgetown, Saint Helena.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -13.7448° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -8.1219° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 76km ESE of Georgetown, Saint Helena Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-02-03 21:36:48 Time when the event occurred. UTC/GMT
Updated 2016-03-02 05:40:52 Time when the event was most recently updated. UTC/GMT
Timezone offset -60 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 369 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 0.637 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.55 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 80 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 us20004y5i Id of event.
Event Code 20004y5i An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004y5i, A comma-separated list of event ids that are associated to an event.

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