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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag strikes near Panguna in Papua New Guinea


Earthquake location -6.8735S, 155.4239WA light earthquake magnitude 4.6 (ml/mb) strikes 61 kilometers (38 miles) from Panguna in Papua New Guinea on Wednesday. Event id: us2000hdgr. Ids that are associated to the earthquake: us2000hdgr. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 61.4 km (38 miles) below the earth’s surface. The 4.6-magnitude earthquake was detected at 06:44:40 / 6:44 am (local time epicenter). Global time and date of event 04/09/18 / 2018-09-04 19:44:40 / September 4, 2018 @ 7:44 pm UTC/GMT. Exact location, longitude 155.4239° East, latitude -6.8735° South, depth = 61.4 km.

The epicenter was 74 km (46 miles) from Arawa (c. 40 300 pop). Country/countries that might be effected, Papua New Guinea (c. 6 065 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Arawa (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been four, in the last 10 days six, in the past 30 days nine and in the last 365 days fourty earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage 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: 61 km S of Panguna, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 155.4239° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -6.8735° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 61.4 km Depth of the event in kilometers.
Place 61km S of Panguna, 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 2018-09-04 19:44:40 Time when the event occurred. UTC/GMT
Updated 2018-10-03 19:28:04 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 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 4.198 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 100 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 us2000hdgr Id of event.
Event Code 2000hdgr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000hdgr, A comma-separated list of event ids that are associated to an event.

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