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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.2 mag, 84 km NW of Arawa, Papua New Guinea


Earthquake location -5.6829S, 154.9849WA light earthquake with magnitude 4.2 (ml/mb) was reported 84 kilometers (52 miles) from Arawa in Papua New Guinea on Saturday. The temblor was reported at 22:51:43 / 10:51 pm (local time epicenter). The earthquake was roughly at a depth of 63.01 km (39 miles). Id of earthquake: us1000d823. Event ids that are associated: us1000d823. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 17/03/18 / 2018-03-17 11:51:43 / March 17, 2018 @ 11:51 am. Exact location, longitude 154.9849° East, latitude -5.6829° South, depth = 63.01 km.

Close country/countries, Papua New Guinea (c. 6 065 000 pop) (That might be effected). Epicenter of the earthquake was 85 km (53 miles) from Arawa (c. 40 300 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Arawa.

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

How would you describe the shaking?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 84 km NW of Arawa, Papua New Guinea. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 154.9849° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -5.6829° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 63.01 km Depth of the event in kilometers.
Place 84km NW of Arawa, 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 2018-03-17 11:51:43 Time when the event occurred. UTC/GMT
Updated 2018-03-25 11:13:50 Time when the event was most recently updated. UTC/GMT
Timezone offset 660 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI 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 271 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 8.593 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 102 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 us1000d823 Id of event.
Event Code 1000d823 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d823, A comma-separated list of event ids that are associated to an event.

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