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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Porgera in Papua New Guinea


Earthquake location -6.1948S, 142.7471WA light earthquake with magnitude 4.6 (ml/mb) was reported 94 kilometers (58 miles) from Porgera in Papua New Guinea on Wednesday. The earthquake was roughly at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us1000d4s1. Ids that are associated to the earthquake: us1000d4s1. Exact location of event, depth 10 km, 142.7471° East, -6.1948° South. Global time and date of event 06/03/18 / 2018-03-06 14:40:05 / March 6, 2018 @ 2:40 pm UTC/GMT. The temblor was picked up at 00:40:05 / 12:40 am (local time epicenter).

Event epicenter was 39 km (24 miles) from Tari (c. 8 200 pop). Country/countries that might be effected, Papua New Guinea (c. 6 065 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Tari (min 5000 pop).

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

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 94 km SSW of Porgera, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 142.7471° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -6.1948° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 94km SSW of Porgera, 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 2018-03-06 14:40:05 Time when the event occurred. UTC/GMT
Updated 2018-03-19 18:43:30 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 326 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 7.725 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.46 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 108 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 us1000d4s1 Id of event.
Event Code 1000d4s1 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000d4s1, A comma-separated list of event ids that are associated to an event.

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