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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag has occurred near Sambelia in Indonesia


Earthquake location -8.2243S, 116.8335WA light earthquake with magnitude 4.3 (ml/mb) was reported 23 kilometers (14 miles) from Sambelia in Indonesia on Thursday. Exact location of earthquake, 116.8335° East, -8.2243° South, depth 10 km. Id of earthquake: us2000h61b. Event ids that are associated: us2000h61b. The epicenter was at a depth of 10 km (6 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 22/08/18 / 2018-08-22 16:05:36 / August 22, 2018 @ 4:05 pm UTC/GMT. The temblor was picked up at 00:05:36 / 12:05 am (local time epicenter).

Close country/countries that might be effected, Indonesia (c. 242 968 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Mataram, Praya, Sumbawa Besar (min 5000 pop). The epicenter was 88 km (55 miles) from Mataram (c. 318 700 pop), 71 km (44 miles) from Sumbawa Besar (c. 52 700 pop), 82 km (51 miles) from Praya (c. 35 200 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been eight, in the last 10 days fifty-six, in the past 30 days one hundred and twenty-five and in the last 365 days one hundred and thirty-five 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.

Questions or comments?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 23 km NE of Sambelia, Indonesia.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 116.8335° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -8.2243° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 23km NE of Sambelia, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-08-22 16:05:36 Time when the event occurred. UTC/GMT
Updated 2018-09-07 01:36:03 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 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 284 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 2.664 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 75 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 us2000h61b Id of event.
Event Code 2000h61b An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000h61b, A comma-separated list of event ids that are associated to an event.

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