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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag strikes near Tanggulashan in China


Earthquake location 34.4797S, 90.4046WA light earthquake with magnitude 4.2 (ml/mb) was reported 186 km W of Tanggulashan, China (116 miles) on Thursday. Exact location of event, longitude 90.4046 East, latitude 34.4797 North, depth = 14.44 km. Event id: us10006tu9. Ids that are associated to the earthquake: us10006tu9. The 4.2-magnitude earthquake was detected at 21:58:52 / 9:58 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 14.44 km (9 miles) below the earth’s surface. Global time and date of event 29/09/16 / 2016-09-29 13:58:52 / September 29, 2016 @ 1:58 pm UTC/GMT.

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

How would you describe the shaking?

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. 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: 186 km W of Tanggulashan, China.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 90.4046° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 34.4797° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14.44 km Depth of the event in kilometers.
Place 186km W of Tanggulashan, China Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-09-29 13:58:52 Time when the event occurred. UTC/GMT
Updated 2016-10-06 16:17:19 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 271 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 4.801 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.46 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 114 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 us10006tu9 Id of event.
Event Code 10006tu9 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006tu9, A comma-separated list of event ids that are associated to an event.

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