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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Saparua in Indonesia


Earthquake location -4.2987S, 129.3973WA light earthquake magnitude 4 (ml/mb) has struck on Thursday, 115 km SE of Saparua, Indonesia (71 miles). Exact time and date of earthquake 09/12/15 / 2015-12-09 16:46:56 / December 9, 2015 @ 4:46 pm UTC/GMT. Exact location of earthquake, longitude 129.3973 East, latitude -4.2987 South, depth = 25.31 km. The 4-magnitude earthquake has occurred at 01:46:56 / 1:46 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us20004gj5. Ids that are associated to the event: us20004gj5. The earthquake occurred at a depth of 25.31 km (16 miles) below the earth’s surface.

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 thirty-five, in the last 10 days thirty-five, in the past 30 days thirty-five and in the last 365 days fourty-four earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 115 km SE of Saparua, Indonesia. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 129.3973° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -4.2987° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.31 km Depth of the event in kilometers.
Place 115km 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 2015-12-09 16:46:56 Time when the event occurred. UTC/GMT
Updated 2015-12-21 01:04:21 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 246 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 3.158 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.69 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 143 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 us20004gj5 Id of event.
Event Code 20004gj5 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004gj5, A comma-separated list of event ids that are associated to an event.

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