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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.7 quake has struck near Nishinoomote in Japan


Earthquake location 30.7914S, 131.3574WA light earthquake magnitude 4.7 (ml/mb) has occurred on Monday, 34 kilometers (21 miles) from Nishinoomote in Japan. The temblor was picked up at 23:31:38 / 11:31 pm (local time epicenter). All ids that are associated to the event: us10008ptn. Unique identifier: us10008ptn. Exact time and date of event in UTC/GMT: 01/05/17 / 2017-05-01 14:31:38 / May 1, 2017 @ 2:31 pm. Exact location of earthquake, longitude 131.3574 East, latitude 30.7914 North, depth = 35 km. The earthquake occurred at a depth of 35 km (22 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest cities/city/villages to epicentrum/hypocenter was Tarumizu, Nichinan, Ibusuki (min 5000 pop). Epicenter of the event was 82 km (51 miles) from Kanoya (c. 82 300 pop), 90 km (56 miles) from Nichinan (c. 44 200 pop), 83 km (52 miles) from Ibusuki (c. 29 700 pop), 78 km (48 miles) from Kushima (c. 22 100 pop), 99 km (62 miles) from Tarumizu (c. 19 100 pop), 79 km (49 miles) from Shibushi (c. 18 300 pop), 35 km (22 miles) from Nishinoomote (c. 17 800 pop). Country/countries that might be effected, Japan (c. 127 288 000 pop).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been two, in the last 10 days seven, in the past 30 days seven and in the last 365 days thirteen earthquakes of magnitude 3.0 or greater that have been detected nearby. 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. 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: 34 km E of Nishinoomote, Japan.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude 131.3574° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 30.7914° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 34km E of Nishinoomote, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-05-01 14:31:38 Time when the event occurred. UTC/GMT
Updated 2017-05-16 21:24:31 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 340 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 1.055 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.68 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 125 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 us10008ptn Id of event.
Event Code 10008ptn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008ptn, A comma-separated list of event ids that are associated to an event.

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