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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Ambunti in Papua New Guinea

Earthquake location -4.0849S, 142.1028WA light earthquake magnitude 4 (ml/mb) has occurred on Wednesday, 84 km WNW of Ambunti, Papua New Guinea (52 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was picked up at 01:42:18 / 1:42 am (local time epicenter). Event id: us10005e1t. Ids that are associated to the earthquake: us10005e1t. The epicenter was at a depth of 106.69 km (66 miles). Exact location of earthquake, longitude 142.1028 East, latitude -4.0849 South, depth = 106.69 km. Exact time and date of earthquake 26/04/16 / 2016-04-26 15:42:18 / April 26, 2016 @ 3:42 pm UTC/GMT.

Every 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 three, in the past 30 days four and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

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. 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: 84 km WNW of Ambunti, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 142.1028° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -4.0849° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 106.69 km Depth of the event in kilometers.
Place 84km WNW of Ambunti, Papua New Guinea Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-04-26 15:42:18 Time when the event occurred. UTC/GMT
Updated 2016-05-24 16:43:05 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 7.289 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 167 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 us10005e1t Id of event.
Event Code 10005e1t An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10005e1t, A comma-separated list of event ids that are associated to an event.

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