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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.2 quake has struck near Kirakira in Solomon Islands


Earthquake location -10.1766S, 162.0046WA light earthquake with magnitude 4.2 (ml/mb) was detected on Wednesday, 32 kilometers (20 miles) from Kirakira in Solomon Islands. The earthquake occurred at a depth of 56.91 km (35 miles). Exact location of earthquake, longitude 162.0046 East, latitude -10.1766 South, depth = 56.91 km. Exact time and date of event in UTC/GMT: 20/09/17 / 2017-09-20 09:47:07 / September 20, 2017 @ 9:47 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 20:47:07 / 8:47 pm (local time epicenter). Unique identifier: us2000awnm. Ids that are associated to the event: us2000awnm.

Nearest cities/city/villages to epicentrum/hypocenter was Kirakira (min 5000 pop). Nearby country/countries, Solomon Islands (c. 559 000 pop) (That might be effected). Earthquake epicenter was 32 km (20 miles) from Kirakira (c. 1 100 pop).

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

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 32 km NNE of Kirakira, Solomon Islands.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 162.0046° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -10.1766° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 56.91 km Depth of the event in kilometers.
Place 32km NNE of Kirakira, Solomon Islands Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-20 09:47:07 Time when the event occurred. UTC/GMT
Updated 2017-10-15 13:16:40 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 271 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 2.156 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 167 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 us2000awnm Id of event.
Event Code 2000awnm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000awnm, A comma-separated list of event ids that are associated to an event.

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