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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Saumlaki in Indonesia


Earthquake location -6.7188S, 129.249WA light earthquake magnitude 4 (ml/mb) strikes 265 km WNW of Saumlaki, Indonesia (165 miles) on Friday. Exact location of earthquake, longitude 129.249 East, latitude -6.7188 South, depth = 122.15 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4-magnitude earthquake was detected at 11:31:41 / 11:31 am (local time epicenter). The earthquake was roughly at a depth of 122.15 km (76 miles). All ids that are associated to the event: us100072ee. Unique identifier: us100072ee. Exact time and date of earthquake 21/10/16 / 2016-10-21 02:31:41 / October 21, 2016 @ 2:31 am UTC/GMT.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been nine, in the last 10 days ten, in the past 30 days thirteen and in the last 365 days one hundred and three 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.

Did you feel anything?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 265 km WNW of Saumlaki, Indonesia. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 129.249° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -6.7188° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 122.15 km Depth of the event in kilometers.
Place 265km WNW of Saumlaki, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-10-21 02:31:41 Time when the event occurred. UTC/GMT
Updated 2016-11-20 01:10:41 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 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 246 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 2.389 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.65 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 81 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 us100072ee Id of event.
Event Code 100072ee An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100072ee, A comma-separated list of event ids that are associated to an event.

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