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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.1 quake has struck near Ndoi Island in Fiji


Earthquake location -18.3035S, -177.9127WA light earthquake magnitude 4.1 (ml/mb) has occurred on Wednesday, 272 km NNE of Ndoi Island, Fiji (169 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude -177.9127° West, latitude -18.3035° South, depth = 615.25 km. Unique identifier: us10003n12. Ids that are associated to the event: us10003n12. The earthquake occurred at a depth of 615.25 km (382 miles). Exact time and date of earthquake 30/09/15 / 2015-09-30 15:04:32 / September 30, 2015 @ 3:04 pm UTC/GMT. The temblor was reported at 03:04:32 / 3:04 am (local time epicenter).

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days seven and in the last 365 days eighty-eight earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

How would you describe the shaking?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 272 km NNE of Ndoi Island, Fiji. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -177.9127° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -18.3035° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 615.25 km Depth of the event in kilometers.
Place 272km NNE 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 2015-09-30 15:04:32 Time when the event occurred. UTC/GMT
Updated 2015-10-14 04:42:20 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 259 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 3.878 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 123 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 us10003n12 Id of event.
Event Code 10003n12 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003n12, A comma-separated list of event ids that are associated to an event.

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