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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.2 mag, 72 km ENE of Hachinohe, Japan



Earthquake location 40.7646S, 142.2827WA light earthquake with magnitude 4.2 (ml/mb) was detected on Friday, 72 kilometers (45 miles) from Hachinohe in Japan. Exact location of event, depth 51.44 km, 142.2827° East, 40.7646° North. Global time and date of event 24/12/15 / 2015-12-24 23:57:15 / December 24, 2015 @ 11:57 pm UTC/GMT. The earthquake occurred at a depth of 51.44 km (32 miles). Event id: us100049e4. Ids that are associated to the earthquake: us100049e4. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was detected at 08:57:15 / 8:57 am (local time epicenter).

Close country/countries, Japan (c. 127 288 000 pop) (That might be effected). The epicenter was 72 km (45 miles) from Hachinohe (c. 239 000 pop), 76 km (47 miles) from Misawa (c. 42 800 pop). Closest city/cities/towns to epicentrum/hypocenter was Misawa, Hachinohe (min 5000 pop).

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

Did you feel anything?

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. 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: 72 km ENE of Hachinohe, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 142.2827° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.7646° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 51.44 km Depth of the event in kilometers.
Place 72km ENE of Hachinohe, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-12-24 23:57:15 Time when the event occurred. UTC/GMT
Updated 2016-01-12 02:34:24 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 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 1.219 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.44 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 160 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 us100049e4 Id of event.
Event Code 100049e4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100049e4, A comma-separated list of event ids that are associated to an event.

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