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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Honshu in Japan


Earthquake location 33.8396S, 137.888WA light earthquake magnitude 4.3 (ml/mb) has occurred on Monday, near the south coast of Honshu, Japan kilometers (0 miles) from Honshu in Japan. The earthquake was roughly at a depth of 318.53 km (198 miles). The temblor was detected at 23:10:46 / 11:10 pm (local time epicenter). Event ids that are associated to the earthquake: us20006grc. Id of event: us20006grc. Exact location of event, depth 318.53 km, 137.888° East, 33.8396° North. 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: 18/07/16 / 2016-07-18 23:10:46 / July 18, 2016 @ 11:10 pm.

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Ōyama. Epicenter of the earthquake was 90 km (56 miles) from Ōyama (c. 21 700 pop).

There are an estimated 13,000 light earthquakes in the world each year. In the past 24 hours, there have been one, in the last 10 days three, in the past 30 days three and in the last 365 days nine earthquakes of magnitude 3.0 or greater that have been detected in the same area. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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: near the south coast of Honshu, Japan.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 137.888° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 33.8396° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 318.53 km Depth of the event in kilometers.
Place near the south coast of Honshu, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-07-18 23:10:46 Time when the event occurred. UTC/GMT
Updated 2016-07-31 03:33:57 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 284 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 1.665 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.42 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 75 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 us20006grc Id of event.
Event Code 20006grc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20006grc, A comma-separated list of event ids that are associated to an event.

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