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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Miyako in Japan

Earthquake location 40.2206S, 142.3591WA light earthquake magnitude 4.2 (ml/mb) has struck on Sunday, 73 kilometers (45 miles) from Miyako in Japan. The earthquake was roughly at a depth of 57.11 km (35 miles). Exact time and date of event in UTC/GMT: 05/02/17 / 2017-02-05 00:16:53 / February 5, 2017 @ 12:16 am. The 4.2-magnitude earthquake has occurred at 09:16:53 / 9:16 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event ids that are associated to the earthquake: us20008kgu. Id of event: us20008kgu. Exact location of event, longitude 142.3591 East, latitude 40.2206 North, depth = 57.11 km.

Nearest cities/city/towns to hypocenter/epicentrum was Yamada, Ichinohe, Hachinohe (min 5000 pop). Earthquake epicenter was 79 km (49 miles) from Hachinohe (c. 239 000 pop), 73 km (45 miles) from Miyako (c. 51 700 pop), 91 km (56 miles) from Yamada (c. 20 100 pop), 91 km (56 miles) from Ichinohe (c. 15 800 pop). Nearby country/countries that might be effected, Japan (c. 127 288 000 pop).

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

Did you feel it?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 73 km NNE of Miyako, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 142.3591° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.2206° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 57.11 km Depth of the event in kilometers.
Place 73km NNE 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 2017-02-05 00:16:53 Time when the event occurred. UTC/GMT
Updated 2017-02-22 03:01:28 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 271 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 1.138 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.86 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 154 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 us20008kgu Id of event.
Event Code 20008kgu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008kgu, A comma-separated list of event ids that are associated to an event.

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