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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag strikes near Sinabang in Indonesia


Earthquake location 2.0365S, 96.282WA light earthquake with magnitude 4.3 (ml/mb) was detected on Friday, 50 kilometers (31 miles) from Sinabang in Indonesia. The earthquake was roughly 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). The 4.3-magnitude earthquake was detected at 07:22:27 / 7:22 am (local time epicenter). Date and time of earthquake in UTC/GMT: 21/04/17 / 2017-04-21 01:22:27 / April 21, 2017 @ 1:22 am. Exact location, longitude 96.282° East, latitude 2.0365° North, depth = 10 km. All ids that are associated to the event: us10008n56. Unique identifier: us10008n56.

The epicenter was 51 km (31 miles) from Sinabang (c. 15 000 pop). Nearby country/countries, Indonesia (c. 242 968 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Sinabang (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world. 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 seven earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel the quake?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity 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: 50 km SSW of Sinabang, Indonesia.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 96.282° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 2.0365° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 50km SSW of Sinabang, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-21 01:22:27 Time when the event occurred. UTC/GMT
Updated 2017-05-03 22:24:41 Time when the event was most recently updated. UTC/GMT
Timezone offset 360 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 284 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 1.483 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.04 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 191 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 us10008n56 Id of event.
Event Code 10008n56 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008n56, A comma-separated list of event ids that are associated to an event.

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