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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.2 mag, 4 km NNW of Sorong, Indonesia


Earthquake location -0.8496S, 131.2295WA light earthquake magnitude 4.2 (ml/mb) has occurred on Tuesday, 4 kilometers (2 miles) from Sorong in Indonesia. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us10007rfh. Unique identifier: us10007rfh. The temblor was picked up at 22:42:16 / 10:42 pm (local time epicenter). Global date and time of event UTC/GMT: 20/12/16 / 2016-12-20 13:42:16 / December 20, 2016 @ 1:42 pm. The earthquake was roughly at a depth of 34.67 km (22 miles). Exact location of earthquake, 131.2295° East, -0.8496° South, depth 34.67 km.

Epicenter of the earthquake was 5 km (3 miles) from Sorong (c. 125 500 pop). Closest city/cities/towns to epicentrum/hypocenter was Sorong (min 5000 pop). Nearby country/countries that might be effected, Indonesia (c. 242 968 000 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 one, in the past 30 days one and in the last 365 days three earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Questions or comments?

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 information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 4 km NNW of Sorong, Indonesia.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 131.2295° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -0.8496° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 34.67 km Depth of the event in kilometers.
Place 4km NNW of Sorong, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-12-20 13:42:16 Time when the event occurred. UTC/GMT
Updated 2017-01-17 21:36:08 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 3.1 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 272 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 0.041 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 128 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 us10007rfh Id of event.
Event Code 10007rfh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007rfh, A comma-separated list of event ids that are associated to an event.

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