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Light earthquake, 4.6 mag was detected near Nishinoomote in Japan

Posted by admin on August 1, 2017 0 Comments

Earthquake location 30.0691S, 131.2298WA light earthquake with magnitude 4.6 (ml/mb) was detected on Tuesday, 76 kilometers (47 miles) from Nishinoomote in Japan. The earthquake was roughly at a depth of 40.52 km (25 miles). Id of earthquake: us2000a31n. Event ids that are associated: us2000a31n. Exact time and date of event in UTC/GMT: 31/07/17 / 2017-07-31 22:36:04 / July 31, 2017 @ 10:36 pm. Exact location, longitude 131.2298° East, latitude 30.0691° North, depth = 40.52 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.6-magnitude earthquake was detected at 07:36:04 / 7:36 am (local time epicenter).

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Nishinoomote (min 5000 pop). Epicenter of the earthquake was 77 km (48 miles) from Nishinoomote (c. 17 800 pop).

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

Did you feel the quake?

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: 76 km SSE of Nishinoomote, Japan.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 131.2298° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 30.0691° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 40.52 km Depth of the event in kilometers.
Place 76km SSE 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 2017-07-31 22:36:04 Time when the event occurred. UTC/GMT
Updated 2017-08-01 00:07:08 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 326 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 1.583 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.69 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 139 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 us2000a31n Id of event.
Event Code 2000a31n An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000a31n, A comma-separated list of event ids that are associated to an event.

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