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Light earthquake, 4.5 mag strikes near Nichinan in Japan

Earthquake location 31.6618S, 131.8339WA light earthquake magnitude 4.5 (ml/mb) has struck on Sunday, 44 kilometers (27 miles) from Nichinan in Japan. The earthquake occurred at a depth of 35 km (22 miles) below the earth’s surface. The temblor was reported at 10:59:51 / 10:59 am (local time epicenter). Event id: us60003t3s. Ids that are associated to the earthquake: us60003t3s. Global time and date of event 19/05/19 / 2019-05-19 01:59:51 / May 19, 2019 @ 1:59 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude 131.8339 East, latitude 31.6618 North, depth = 35 km.

Closest city/cities/towns to epicentrum/hypocenter was Kobayashi, Sueyoshichō-ninokata, Miyakonojō (min 5000 pop). Epicenter of the earthquake was 48 km (30 miles) from Miyazaki-shi (c. 311 200 pop), 73 km (45 miles) from Miyakonojō (c. 131 000 pop), 45 km (28 miles) from Nichinan (c. 44 200 pop), 88 km (55 miles) from Kobayashi (c. 39 700 pop), 64 km (40 miles) from Tsuma (c. 34 300 pop), 61 km (38 miles) from Takanabe (c. 22 500 pop), 59 km (37 miles) from Kushima (c. 22 100 pop). Nearby country/countries that might be effected, Japan (c. 127 288 000 pop).

In the past 24 hours, there have been one, in the last 10 days six, in the past 30 days seven and in the last 365 days sixteen earthquakes of magnitude 3.0 or greater that has struck near. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes in the world each year.

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 44 km E of Nichinan, Japan.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 131.8339° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 31.6618° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 44km E of Nichinan, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-05-19 01:59:51 Time when the event occurred. UTC/GMT
Updated 2019-05-30 01:03:52 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 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 312 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 1.668 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.03 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 253 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 us60003t3s Id of event.
Event Code 60003t3s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us60003t3s, A comma-separated list of event ids that are associated to an event.

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