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Light earthquake: M4.5 quake has struck near Saparua in Indonesia


Earthquake location -4.6518S, 129.5913WA light earthquake magnitude 4.5 (ml/mb) has struck on Tuesday, 158 km SE of Saparua, Indonesia (98 miles). Event ids that are associated to the earthquake: us100048nr. Id of event: us100048nr. The earthquake occurred at a depth of 160.95 km (100 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, 129.5913° East, -4.6518° South, depth 160.95 km. Global date and time of event UTC/GMT: 21/12/15 / 2015-12-21 23:40:47 / December 21, 2015 @ 11:40 pm. The 4.5-magnitude earthquake has occurred at 08:40:47 / 8:40 am (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days five, in the past 30 days fourty-two and in the last 365 days fifty-one earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

Did you feel the quake?

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: 158 km SE of Saparua, Indonesia.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 129.5913° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -4.6518° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 160.95 km Depth of the event in kilometers.
Place 158km SE of Saparua, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-21 23:40:47 Time when the event occurred. UTC/GMT
Updated 2015-12-21 23:59:58 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 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 312 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 3.161 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.83 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 75 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 us100048nr Id of event.
Event Code 100048nr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100048nr, A comma-separated list of event ids that are associated to an event.

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