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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near Tobelo in Indonesia


Earthquake location 3.644S, 127.3339WA light earthquake magnitude 4.4 (ml/mb) has occurred on Monday, 224 km NNW of Tobelo, Indonesia (139 miles). All ids that are associated to the event: us2000chui. Unique identifier: us2000chui. The 4.4-magnitude earthquake was detected at 19:52:58 / 7:52 pm (local time epicenter). Exact location of earthquake, 127.3339° East, 3.644° North, depth 17.89 km. The epicenter was at a depth of 17.89 km (11 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 25/12/17 / 2017-12-25 11:52:58 / December 25, 2017 @ 11:52 am.

In the past 24 hours, there have been eight, in the last 10 days nine, in the past 30 days twelve and in the last 365 days sixty-four earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

Questions or comments?

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: 224 km NNW of Tobelo, Indonesia. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 127.3339° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 3.644° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 17.89 km Depth of the event in kilometers.
Place 224km NNW of Tobelo, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-12-25 11:52:58 Time when the event occurred. UTC/GMT
Updated 2018-01-12 07:52:35 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 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 298 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 2.853 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.31 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 118 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 us2000chui Id of event.
Event Code 2000chui An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000chui, A comma-separated list of event ids that are associated to an event.

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