Light earthquake 4.4 mag, 146 km NE of Ndoi Island, Fiji

A light earthquake magnitude 4.4 (ml/mb) has occurred on Monday, 146 km NE of Ndoi Island, Fiji (91 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -177.7164° West, -19.7134° South, depth 597.8 km. Unique identifier: us10003la2. Ids that are associated to the event: us10003la2. The 4.4-magnitude earthquake has occurred at 00:54:05 / 12:54 am (local time epicenter). The epicenter was at a depth of 597.8 km (371 miles). Global time and date of event 21/09/15 / 2015-09-21 12:54:05 / September 21, 2015 @ 12:54 pm UTC/GMT.

In the past 24 hours, there have been five, in the last 10 days seven, in the past 30 days ten and in the last 365 days seventy-five earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

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: 146 km NE of Ndoi Island, Fiji.

Fiji Ndoi Island

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Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	-177.7164° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-19.7134° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	597.8 km	Depth of the event in kilometers.
Place	146km NE of Ndoi Island, Fiji	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-09-21 12:54:05	Time when the event occurred. UTC/GMT
Updated	2015-10-09 09:56:21	Time when the event was most recently updated. UTC/GMT
Timezone offset	-720	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	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	4.461	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.6 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	135	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	us10003la2	Id of event.
Event Code	10003la2	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10003la2,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.4 mag, 146 km NE of Ndoi Island, Fiji

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