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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag strikes near Honiara in Solomon Islands


Earthquake location -9.7885S, 159.7056WA light earthquake with magnitude 4.4 (ml/mb) was detected on Wednesday, 47 kilometers (29 miles) from Honiara in Solomon Islands. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 20/06/18 / 2018-06-20 00:29:40 / June 20, 2018 @ 12:29 am. The earthquake occurred at a depth of 25.28 km (16 miles) below the earth’s surface. Unique identifier: us1000f21x. Ids that are associated to the event: us1000f21x. Exact location of event, depth 25.28 km, 159.7056° East, -9.7885° South. The 4.4-magnitude earthquake was detected at 11:29:40 / 11:29 am (local time epicenter).

Nearby country/countries, Solomon Islands (c. 559 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Tulaghi, Honiara (min 5000 pop). The epicenter was 48 km (30 miles) from Honiara (c. 56 300 pop), 91 km (56 miles) from Tulaghi (c. 1 800 pop).

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

Did you feel anything?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 47 km SW of Honiara, Solomon Islands.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 159.7056° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -9.7885° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 25.28 km Depth of the event in kilometers.
Place 47km SW of Honiara, 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 2018-06-20 00:29:40 Time when the event occurred. UTC/GMT
Updated 2018-06-28 04:04:38 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 298 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 0.421 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 145 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 us1000f21x Id of event.
Event Code 1000f21x An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000f21x, A comma-separated list of event ids that are associated to an event.

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