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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag was detected near Arawa in Papua New Guinea


Earthquake location -5.6017S, 154.2078WA light earthquake magnitude 4.2 (ml/mb) strikes 161 km WNW of Arawa, Papua New Guinea (100 miles) on Thursday. Exact location of earthquake, longitude 154.2078 East, latitude -5.6017 South, depth = 94.45 km. The earthquake occurred at a depth of 94.45 km (59 miles). Date and time of earthquake in UTC/GMT: 12/10/17 / 2017-10-12 05:03:54 / October 12, 2017 @ 5:03 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). All ids that are associated to the event: us1000auhr. Unique identifier: us1000auhr. The 4.2-magnitude earthquake was detected at 15:03:54 / 3:03 pm (local time epicenter).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each 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 one, in the past 30 days five and in the last 365 days two hundred and twenty earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 161 km WNW of Arawa, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 154.2078° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -5.6017° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 94.45 km Depth of the event in kilometers.
Place 161km WNW 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 2017-10-12 05:03:54 Time when the event occurred. UTC/GMT
Updated 2017-11-02 13:00:18 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 2.472 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.41 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 us1000auhr Id of event.
Event Code 1000auhr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000auhr, A comma-separated list of event ids that are associated to an event.

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