Light earthquake, 4 mag strikes near Arzak in China

A light earthquake with magnitude 4 (ml/mb) was detected on Thursday, 83 km ENE of Arzak, China (52 miles). The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. The temblor was reported at 04:54:36 / 4:54 am (local time epicenter). Exact location, longitude 77.0631° East, latitude 39.8548° North, depth = 10 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us10003zda. Event ids that are associated: us10003zda. Exact time and date of earthquake 18/11/15 / 2015-11-18 20:54:36 / November 18, 2015 @ 8:54 pm UTC/GMT.

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

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 83 km ENE of Arzak, China. This information comes from the USGS Earthquake Notification Service.

Arzak China

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Parameter	Value	Description
Magnitude	4 mb	The magnitude for the event.
Longitude	77.0631° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	39.8548° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	10 km	Depth of the event in kilometers.
Place	83km ENE of Arzak, China	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2015-11-18 20:54:36	Time when the event occurred. UTC/GMT
Updated	2015-11-18 21:53:55	Time when the event was most recently updated. UTC/GMT
Timezone offset	480	Timezone offset from UTC in minutes at the event epicenter.
Felt	0	The total number of felt reports
CDI	1	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	2.272	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.19 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	180	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	us10003zda	Id of event.
Event Code	10003zda	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us10003zda,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4 mag strikes near Arzak in China

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