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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag has occurred near Ambunti in Papua New Guinea


Earthquake location -3.7309S, 142.6927WA light earthquake magnitude 4.5 (ml/mb) strikes 58 kilometers (36 miles) from Ambunti in Papua New Guinea on Saturday. The earthquake occurred at a depth of 69 km (43 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 23/04/16 / 2016-04-23 11:25:15 / April 23, 2016 @ 11:25 am. The temblor was picked up at 21:25:15 / 9:25 pm (local time epicenter). Exact location of earthquake, 142.6927° East, -3.7309° South, depth 69 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us10005de8. Id of event: us10005de8.

Nearby country/countries that might be effected, Papua New Guinea (c. 6 065 000 pop). Epicenter of the event was 74 km (46 miles) from Aitape (c. 5 500 pop). Closest city/cities/towns to epicentrum/hypocenter was Aitape (min 5000 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days four and in the last 365 days sixteen 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.

Did you feel it?

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: 58 km NNW of Ambunti, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 142.6927° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -3.7309° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 69 km Depth of the event in kilometers.
Place 58km NNW 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 2016-04-23 11:25:15 Time when the event occurred. UTC/GMT
Updated 2016-05-08 12:27:24 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 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 7.173 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.88 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 103 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 us10005de8 Id of event.
Event Code 10005de8 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10005de8, A comma-separated list of event ids that are associated to an event.

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