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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Miyako in Japan



Earthquake location 39.7034S, 143.3672WA light earthquake with magnitude 4.4 (ml/mb) was detected on Thursday, 121 km E of Miyako, Japan (75 miles). The temblor was picked up at 18:21:50 / 6:21 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 24/09/15 / 2015-09-24 08:21:50 / September 24, 2015 @ 8:21 am. Id of earthquake: us20003nld. Event ids that are associated: us20003nld. The earthquake occurred at a depth of 30.8 km (19 miles). Exact location of earthquake, longitude 143.3672 East, latitude 39.7034 North, depth = 30.8 km.

In the past 24 hours, there have been eight, in the last 10 days nine, in the past 30 days fourteen and in the last 365 days eighty-seven earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light quakes in the world each year. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 121 km E 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 143.3672° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 39.7034° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 30.8 km Depth of the event in kilometers.
Place 121km E 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 2015-09-24 08:21:50 Time when the event occurred. UTC/GMT
Updated 2015-10-21 05:28:19 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 2.314 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 135 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 us20003nld Id of event.
Event Code 20003nld An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003nld, A comma-separated list of event ids that are associated to an event.

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