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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag has occurred near Long’an in China


Earthquake location 32.3998S, 104.7912WA light earthquake with magnitude 4 (ml/mb) was reported 24 kilometers (15 miles) from Long’an in China on Monday. Exact location of event, longitude 104.7912 East, latitude 32.3998 North, depth = 28.64 km. The epicenter was at a depth of 28.64 km (18 miles). Exact time and date of event in UTC/GMT: 19/10/15 / 2015-10-19 00:40:08 / October 19, 2015 @ 12:40 am. The temblor was detected at 08:40:08 / 8:40 am (local time epicenter). Unique identifier: us10003qze. Ids that are associated to the event: us10003qze. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/towns to hypocenter/epicentrum was Jiangyou (min 5000 pop). Close country/countries, China (c. 1 330 044 000 pop) (That might be effected). Earthquake epicenter was 71 km (44 miles) from Jiangyou (c. 127 200 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days four earthquakes of magnitude 3.0 or greater that has struck near. 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.

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: 24 km E of Long’an, China.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 104.7912° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 32.3998° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 28.64 km Depth of the event in kilometers.
Place 24km E of Long'an, China Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-10-19 00:40:08 Time when the event occurred. UTC/GMT
Updated 2015-11-08 00:07:20 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 4.546 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.04 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 44 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 us10003qze Id of event.
Event Code 10003qze An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003qze, A comma-separated list of event ids that are associated to an event.

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