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Light earthquake: M4.3 quake has struck near Taitung in Taiwan

Earthquake location 23.3363S, 121.3406WA light earthquake magnitude 4.3 (ml/mb) has occurred on Saturday, 66 kilometers (41 miles) from Taitung in Taiwan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 12/12/15 / 2015-12-12 15:47:21 / December 12, 2015 @ 3:47 pm UTC/GMT. Exact location of event, longitude 121.3406 East, latitude 23.3363 North, depth = 14.08 km. Id of earthquake: us20004hkb. Event ids that are associated: us20004hkb. The earthquake occurred at a depth of 14.08 km (9 miles). The temblor was detected at 23:47:21 / 11:47 pm (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Yujing, Douliu, Puli. Country/countries that might be effected, Taiwan (c. 22 894 000 pop). Epicenter of the earthquake was 76 km (47 miles) from Hualian (c. 350 500 pop), 67 km (42 miles) from Taitung City (c. 109 600 pop), 91 km (57 miles) from Douliu (c. 104 700 pop), 80 km (49 miles) from Puli (c. 86 400 pop), 75 km (47 miles) from Lugu (c. 19 600 pop), 93 km (58 miles) from Yujing (c. 16 600 pop).

In the past 24 hours, there have been two, in the last 10 days three, in the past 30 days five and in the last 365 days thirty-five earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

How would you describe the shaking?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 66 km NNE of Taitung, Taiwan. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 121.3406° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 23.3363° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 14.08 km Depth of the event in kilometers.
Place 66km NNE of Taitung, Taiwan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-12 15:47:21 Time when the event occurred. UTC/GMT
Updated 2016-01-10 19:02:32 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 284 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 0.068 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.78 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 88 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 us20004hkb Id of event.
Event Code 20004hkb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20004hkb, A comma-separated list of event ids that are associated to an event.

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