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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 7 km NE of Sambelia, Indonesia


Earthquake location -8.3362S, 116.7428WA light earthquake with magnitude 4.4 (ml/mb) was detected on Wednesday, 7 kilometers (4 miles) from Sambelia in Indonesia. The temblor was reported at 05:52:57 / 5:52 am (local time epicenter). Exact location of earthquake, 116.7428° East, -8.3362° South, depth 10 km. Date and time of earthquake in UTC/GMT: 23/10/18 / 2018-10-23 21:52:57 / October 23, 2018 @ 9:52 pm. The epicenter was at a depth of 10 km (6 miles). All ids that are associated to the event: us1000hh49. Unique identifier: us1000hh49. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Epicenter of the earthquake was 74 km (46 miles) from Mataram (c. 318 700 pop), 77 km (48 miles) from Sumbawa Besar (c. 52 700 pop), 66 km (41 miles) from Praya (c. 35 200 pop). Country/countries that might be effected, Indonesia (c. 242 968 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Sumbawa Besar, Mataram, Praya (min 5000 pop).

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

Did you feel anything?

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: 7 km NE of Sambelia, Indonesia.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 116.7428° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -8.3362° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 7km 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 2018-10-23 21:52:57 Time when the event occurred. UTC/GMT
Updated 2018-10-28 03:03:02 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 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 2.566 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.45 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 71 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 us1000hh49 Id of event.
Event Code 1000hh49 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000hh49, A comma-separated list of event ids that are associated to an event.

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