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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.4 quake has struck near Miyako in Japan



Earthquake location 40.2483S, 143.9121WA light earthquake with magnitude 4.4 (ml/mb) was detected on Saturday, 180 km ENE of Miyako, Japan (112 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake was roughly at a depth of 5.93 km (4 miles). The 4.4-magnitude earthquake was detected at 21:33:20 / 9:33 pm (local time epicenter). Exact location of event, depth 5.93 km, 143.9121° East, 40.2483° North. Global date and time of event UTC/GMT: 20/08/16 / 2016-08-20 11:33:20 / August 20, 2016 @ 11:33 am. Event id: us10006gkr. Ids that are associated to the earthquake: us10006gkr.

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

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 180 km ENE of Miyako, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 143.9121° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.2483° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5.93 km Depth of the event in kilometers.
Place 180km ENE of Miyako, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-08-20 11:33:20 Time when the event occurred. UTC/GMT
Updated 2016-09-06 13:09:21 Time when the event was most recently updated. UTC/GMT
Timezone offset 600 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 298 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 1.854 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.91 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 143 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 us10006gkr Id of event.
Event Code 10006gkr An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006gkr, A comma-separated list of event ids that are associated to an event.

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