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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Hualien City in Taiwan

Earthquake location 24.2987S, 122.0593WA light earthquake magnitude 4 (ml/mb) strikes 58 kilometers (36 miles) from Hualien City in Taiwan on Sunday. Exact location, longitude 122.0593° East, latitude 24.2987° North, depth = 35.12 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 07/02/21 / 2021-02-07 22:16:55 / February 7, 2021 @ 10:16 pm. Unique identifier: us6000dh2d. Ids that are associated to the event: us6000dh2d. The epicenter of the earthquake was roughly 35.12 km (22 miles) below the earth’s surface. The temblor was picked up at 22:16:55 / 10:16 pm (local time epicenter).

Closest city/cities/towns to epicentrum/hypocenter was Yilan, Hualian (min 5000 pop). Earthquake epicenter was 58 km (36 miles) from Hualian (c. 350 500 pop), 60 km (37 miles) from Yilan (c. 94 200 pop). Close country/countries that might be effected, Taiwan (c. 22 894 000 pop).

In the past 24 hours, there have been five, in the last 10 days six, in the past 30 days ten and in the last 365 days sixty earthquakes of magnitude 3.0 or greater that has struck near. Each 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?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 58 km NE of Hualien City, 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 122.0593° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 24.2987° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35.12 km Depth of the event in kilometers.
Place 58 km NE of Hualien City, Taiwan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-02-07 22:16:55 Time when the event occurred. UTC/GMT
Updated 2021-02-15 22:54:10 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 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 0.442 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 95 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us6000dh2d Id of event.
Event Code 6000dh2d An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000dh2d, A comma-separated list of event ids that are associated to an event.

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