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Moderate earthquake, 5.4 mag strikes near Alotau in Papua New Guinea

Posted by admin on July 30, 2018 0 Comments

Earthquake location -9.7656S, 150.8259WA moderate earthquake with magnitude 5.4 (ml/mb) was reported 77 kilometers (48 miles) from Alotau in Papua New Guinea on Monday. Global time and date of event 30/07/18 / 2018-07-30 07:46:43 / July 30, 2018 @ 7:46 am UTC/GMT. The temblor was detected at 17:46:43 / 5:46 pm (local time epicenter). Exact location, longitude 150.8259° East, latitude -9.7656° South, depth = 10 km. A tsunami warning has been issued near Alotau in Papua New Guinea (Does not indicate if a tsunami actually did or will exist). Event id: us2000gh23. Ids that are associated to the earthquake: us2000gh23. The earthquake occurred at a depth of 10 km (6 miles).

Earthquake epicenter was 73 km (45 miles) from Alotau (c. 10 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Alotau (min 5000 pop). Close country/countries, Papua New Guinea (c. 6 065 000 pop) (That might be effected).

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 was reported nearby. Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Each year there are an estimated 1320 moderate quakes in the world.

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: 77 km NE of Alotau, Papua New Guinea.

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More information

Parameter Value Description
Magnitude 5.4 mb The magnitude for the event.
Longitude 150.8259° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -9.7656° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 77km NE of Alotau, 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 2018-07-30 07:46:43 Time when the event occurred. UTC/GMT
Updated 2018-07-30 08:07:07 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 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 449 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 3.633 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 62 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mww The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us2000gh23 Id of event.
Event Code 2000gh23 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000gh23, A comma-separated list of event ids that are associated to an event.

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