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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Dadali in Solomon Islands


Earthquake location -8.5533S, 158.7133WA light earthquake magnitude 4.1 (ml/mb) has struck on Thursday, 65 km SSW of Dadali, Solomon Islands (40 miles). Exact location, longitude 158.7133° East, latitude -8.5533° South, depth = 113.46 km. Global date and time of event UTC/GMT: 19/12/19 / 2019-12-19 05:34:17 / December 19, 2019 @ 5:34 am. All ids that are associated to the event: us70006ua2. Unique identifier: us70006ua2. The earthquake occurred at a depth of 113.46 km (71 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 16:34:17 / 4:34 pm (local time epicenter).

In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days three and in the last 365 days twenty-two earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

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. 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: 65 km SSW of Dadali, Solomon Islands.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 158.7133° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -8.5533° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 113.46 km Depth of the event in kilometers.
Place 65km SSW of Dadali, 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 2019-12-19 05:34:17 Time when the event occurred. UTC/GMT
Updated 2020-01-16 04:59:32 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 259 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 10.763 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.03 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 164 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 us70006ua2 Id of event.
Event Code 70006ua2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70006ua2, A comma-separated list of event ids that are associated to an event.

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