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Earthquake: M 6.6 quake strikes near Hualian in Taiwan

Earthquake location 23.9S, 122.3WA earthquake magnitude 6.6 (mg/mb) has striked on Monday, 71 kilometers (44 miles) from Hualian in Taiwan. The temblor was reported at 09:43:00 / 9:43 am (local time epicenter) at a depth of 1 km (1 miles). Global time of event 20/04/15 / 2015-04-20 01:43:00 / April 20, 2015 @ 1:43 am UTC/GMT. A tsunami warning has been issued near Hualian in Taiwan, according to the U.S. Geological Survey. Exact location of event, longitude 122.3 East, latitude 23.9 North, depth 1 km, unique identifier, at00nn30rn.

Close countries, Taiwan (c. 22 894 000 pop). The epicenter was 71 km (44 miles) from Hualian (c. 350 500 pop), 110 km (68 miles) from Yilan (c. 94 200 pop). Nearest city, towns to epicentrum/hypocenter was Yilan, Hualian.

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Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 71 km E of Hualian, Taiwan.

More information

Parameter Value Description
Magnitude 6.6 mb The magnitude for the event.
Longitude 122.3° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 23.9° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 1 km Depth of the event in kilometers.
Place 71km E of Hualian, Taiwan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-04-20 01:43:00 Time when the event occurred. UTC/GMT
Updated 2015-04-20 01:55:27 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 4.2 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 1 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 671 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network at The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,pt,at, A comma-separated list of network contributors.
Number of Stations Used 30 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 1.11750421 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.72 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 46.8 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type Mi The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID at00nn30rn Id of event.
Event Code 00nn30rn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,pt15110050,at00nn30rn, A comma-separated list of event ids that are associated to an event.

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