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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 78 km WSW of Mendi, Papua New Guinea


Earthquake location -6.5446S, 143.0487WA light earthquake with magnitude 4.6 (ml/mb) was reported 78 kilometers (48 miles) from Mendi in Papua New Guinea on Monday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake has occurred at 05:46:28 / 5:46 am (local time epicenter). Global date and time of event UTC/GMT: 25/02/18 / 2018-02-25 19:46:28 / February 25, 2018 @ 7:46 pm. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. Exact location of event, depth 10 km, 143.0487° East, -6.5446° South. Event id: us2000dczj. Ids that are associated to the earthquake: us2000dczj.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Mendi, Tari. Epicenter of the event was 78 km (49 miles) from Mendi (c. 26 300 pop), 73 km (45 miles) from Tari (c. 8 200 pop). Close country/countries that might be effected, Papua New Guinea (c. 6 065 000 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 two hundred and four, in the last 10 days two hundred and four, in the past 30 days two hundred and four and in the last 365 days two hundred and five earthquakes of magnitude 3.0 or greater that have been detected in the same area.

Did you feel it?

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. 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: 78 km WSW of Mendi, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 143.0487° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -6.5446° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 78km WSW of Mendi, 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 2018-02-25 19:46:28 Time when the event occurred. UTC/GMT
Updated 2018-03-26 16:34:11 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 4.964 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 79 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 us2000dczj Id of event.
Event Code 2000dczj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000dczj, A comma-separated list of event ids that are associated to an event.

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