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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.5 quake has struck near Fais in Micronesia


Earthquake location 11.8703S, 141.9074WA light earthquake with magnitude 4.5 (ml/mb) was detected on Tuesday, 277 km NNE of Fais, Micronesia (172 miles). Id of earthquake: us10004bjl. Event ids that are associated: us10004bjl. The earthquake was roughly at a depth of 83.79 km (52 miles). Exact location of event, longitude 141.9074 East, latitude 11.8703 North, depth = 83.79 km. Global time and date of event 28/12/15 / 2015-12-28 15:57:16 / December 28, 2015 @ 3:57 pm UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.5-magnitude earthquake has occurred at 00:57:16 / 12:57 am (local time epicenter).

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. 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.

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. 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: 277 km NNE of Fais, Micronesia.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 141.9074° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 11.8703° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 83.79 km Depth of the event in kilometers.
Place 277km NNE of Fais, Micronesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-28 15:57:16 Time when the event occurred. UTC/GMT
Updated 2016-01-25 19:46:47 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 3.356 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 88 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 us10004bjl Id of event.
Event Code 10004bjl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10004bjl, A comma-separated list of event ids that are associated to an event.

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