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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4 quake has struck near Su’ao in Taiwan

Earthquake location 24.6853S, 122.0323WA light earthquake magnitude 4 (ml/mb) has struck on Sunday, 20 kilometers (12 miles) from Su’ao in Taiwan. The earthquake occurred at a depth of 72.66 km (45 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of event in UTC/GMT: 11/11/17 / 2017-11-11 22:54:20 / November 11, 2017 @ 10:54 pm. The temblor was detected at 06:54:20 / 6:54 am (local time epicenter). All ids that are associated to the event: us2000brxn. Unique identifier: us2000brxn. Exact location of earthquake, 122.0323° East, 24.6853° North, depth 72.66 km.

Event epicenter was 65 km (40 miles) from Taipei (c. 7 871 900 pop), 68 km (42 miles) from Banqiao (c. 543 300 pop), 82 km (51 miles) from Taoyuan City (c. 402 000 pop), 57 km (36 miles) from Keelung (c. 397 500 pop), 90 km (56 miles) from Hualian (c. 350 500 pop), 29 km (18 miles) from Yilan (c. 94 200 pop). Country/countries that might be effected, Taiwan (c. 22 894 000 pop). Nearest cities/city/villages to epicentrum/hypocenter was Hualian, Taoyuan City, Daxi (min 5000 pop).

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

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, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 20 km ENE of Su’ao, Taiwan. This data 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 122.0323° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 24.6853° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 72.66 km Depth of the event in kilometers.
Place 20km ENE of Su'ao, Taiwan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-11-11 22:54:20 Time when the event occurred. UTC/GMT
Updated 2017-12-03 02:42:00 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 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 0.564 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 60 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 us2000brxn Id of event.
Event Code 2000brxn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000brxn, A comma-separated list of event ids that are associated to an event.

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