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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Jiangyou in China

Earthquake location 31.9533S, 104.3946WA light earthquake magnitude 4.1 (ml/mb) has occurred on Thursday, 36 kilometers (22 miles) from Jiangyou in China. Exact location of event, depth 10 km, 104.3946° East, 31.9533° North. Event ids that are associated to the earthquake: us7000c71d. Id of event: us7000c71d. Exact time and date of event in UTC/GMT: 22/10/20 / 2020-10-22 17:12:38 / October 22, 2020 @ 5:12 pm. The 4.1-magnitude earthquake was detected at 17:12:38 / 5:12 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface.

Nearby country/countries, China (c. 1 330 044 000 pop) (That might be effected). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Deyang, Mianyang, Jiangyou. The epicenter was 65 km (40 miles) from Mianyang (c. 264 100 pop), 92 km (57 miles) from Deyang (c. 152 200 pop), 37 km (23 miles) from Jiangyou (c. 127 200 pop).

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

Questions or comments?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 36 km NW of Jiangyou, China.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 104.3946° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 31.9533° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 36 km NW of Jiangyou, China Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-22 17:12:38 Time when the event occurred. UTC/GMT
Updated 2020-11-02 21:06:55 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 259 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 4.034 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 100 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 us7000c71d Id of event.
Event Code 7000c71d An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000c71d, A comma-separated list of event ids that are associated to an event.

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