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Major earthquake, 7.6 mag strikes near Porgera in Papua New Guinea

Earthquake location -6.2S, 142.8WA major earthquake magnitude 7.6 (ml/mb) has occurred on Monday, 92 kilometers (57 miles) from Porgera in Papua New Guinea. Exact time and date of event in UTC/GMT: 25/02/18 / 2018-02-25 17:44:39 / February 25, 2018 @ 5:44 pm. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. The 7.6-magnitude earthquake has occurred at 03:44:39 / 3:44 am (local time epicenter). Unique identifier: at00p4pvyj. Ids that are associated to the event: pt18056001, at00p4pvyj. Exact location of earthquake, longitude 142.8 East, latitude -6.2 South, depth = 10 km. A tsunami warning has been issued near Porgera in Papua New Guinea (Does not indicate if a tsunami actually did or will exist).

Earthquake epicenter was 94 km (58 miles) from Mendi (c. 26 300 pop), 36 km (23 miles) from Tari (c. 8 200 pop), 132 km (82 miles) from Ialibu (c. 6 900 pop), 128 km (80 miles) from Wabag (c. 4 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Ialibu, Wabag, Mendi (min 5000 pop). Nearby country/countries, Papua New Guinea (c. 6 065 000 pop) (That might be effected).

Earthquakes 7.0 to 7.9 may cause serious damage. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days one earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 15 major quakes in the world each year.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 92 km SSW of Porgera, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 7.6 mb The magnitude for the event.
Longitude 142.8° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -6.2° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 92km 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 2018-02-25 17:44:39 Time when the event occurred. UTC/GMT
Updated 2018-02-25 17:59:00 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 3.4 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 1 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 889 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pt,at, A comma-separated list of network contributors.
Number of Stations Used 91 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 39.599996832 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00p4pvyj Id of event.
Event Code 00p4pvyj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt18056001,at00p4pvyj, A comma-separated list of event ids that are associated to an event.

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