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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.6 quake has struck near Iwaki in Japan


Earthquake location 37.0336S, 142.2639WA light earthquake with magnitude 4.6 (ml/mb) was reported 122 km E of Iwaki, Japan (76 miles) on Monday. The earthquake occurred at a depth of 22.64 km (14 miles) below the earth’s surface. Exact time and date of event in UTC/GMT: 26/06/16 / 2016-06-26 23:41:41 / June 26, 2016 @ 11:41 pm. The temblor was reported at 08:41:41 / 8:41 am (local time epicenter). Unique identifier: us2000672b. Ids that are associated to the event: us2000672b. Exact location of earthquake, longitude 142.2639 East, latitude 37.0336 North, depth = 22.64 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Each year there are an estimated 13,000 light earthquakes in the world. In the past 24 hours, there have been four, in the last 10 days six, in the past 30 days eight and in the last 365 days fourty-eight earthquakes of magnitude 3.0 or greater that has occurred nearby. 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. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 122 km E of Iwaki, Japan. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 142.2639° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.0336° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 22.64 km Depth of the event in kilometers.
Place 122km E of Iwaki, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-06-26 23:41:41 Time when the event occurred. UTC/GMT
Updated 2016-07-15 01:44:18 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 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 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 1.439 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 62 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 us2000672b Id of event.
Event Code 2000672b An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000672b, A comma-separated list of event ids that are associated to an event.

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