Moderate earthquake 5.7 mag, 57 km SW of Yonakuni, Japan

A moderate earthquake with magnitude 5.7 (ml/mb) was detected on Tuesday, 57 kilometers (35 miles) from Yonakuni in Japan. Event id: us1000hfxx. Ids that are associated to the earthquake: us1000hfxx. Exact location of event, depth 34.19 km, 122.6153° East, 24.0908° North. The epicenter of the earthquake was roughly 34.19 km (21 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 12:34:58 / 12:34 pm (local time epicenter). Global date and time of event UTC/GMT: 23/10/18 / 2018-10-23 04:34:58 / October 23, 2018 @ 4:34 am.

Epicenter of the event was 103 km (64 miles) from Hualian (c. 350 500 pop), 114 km (71 miles) from Yilan (c. 94 200 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Yilan, Hualian. Nearby country/countries that might be effected, Taiwan (c. 22 894 000 pop).

Earthquakes 5.0 to 6.0 may cause light damage to buildings and other structures. Every year there are an estimated 1320 moderate earthquakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days eighty-seven earthquakes of magnitude 3.0 or greater that have been detected nearby.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 57 km SW of Yonakuni, Japan.

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Parameter	Value	Description
Magnitude	5.7 mb	The magnitude for the event.
Longitude	122.6153° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	24.0908° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	34.19 km	Depth of the event in kilometers.
Place	57km SW of Yonakuni, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-10-23 04:34:58	Time when the event occurred. UTC/GMT
Updated	2018-10-23 04:58:22	Time when the event was most recently updated. UTC/GMT
Timezone offset	480	Timezone offset from UTC in minutes at the event epicenter.
Felt	6	The total number of felt reports
CDI	3.4	The maximum reported intensity for the event.
MMI	3.75	The maximum estimated instrumental intensity for the event.
Alert Level	green	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	502	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	0.52	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	1.09 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	36	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mww	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us1000hfxx	Id of event.
Event Code	1000hfxx	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000hfxx,	A comma-separated list of event ids that are associated to an event.

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Moderate earthquake 5.7 mag, 57 km SW of Yonakuni, Japan

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