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Light World Earthquakes Magnitude 4-4.9

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

Earthquake location 40.3899S, 141.5623WA light earthquake magnitude 4.4 (ml/mb) strikes 13 kilometers (8 miles) from Hachinohe in Japan on Friday. The epicenter was at a depth of 105.34 km (65 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.4-magnitude earthquake has occurred at 17:33:42 / 5:33 pm (local time epicenter). Exact location of earthquake, 141.5623° East, 40.3899° North, depth 105.34 km. Id of earthquake: us10003p43. Event ids that are associated: us10003p43. Exact time and date of earthquake 16/10/15 / 2015-10-16 08:33:42 / October 16, 2015 @ 8:33 am UTC/GMT.

Closest city/cities/towns to epicentrum/hypocenter was Hirosaki, Shizukuishi, Namioka (min 5000 pop). Close country/countries, Japan (c. 127 288 000 pop) (That might be effected). Earthquake epicenter was 85 km (53 miles) from Aomori Shi (c. 298 400 pop), 84 km (52 miles) from Morioka-shi (c. 295 200 pop), 13 km (8 miles) from Hachinohe (c. 239 000 pop), 95 km (59 miles) from Hirosaki (c. 175 000 pop), 86 km (54 miles) from Ōdate (c. 64 500 pop), 89 km (55 miles) from Miyako (c. 51 700 pop).

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

Questions or comments?

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 13 km SSE of Hachinohe, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 141.5623° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.3899° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 105.34 km Depth of the event in kilometers.
Place 13km SSE 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 2015-10-16 08:33:42 Time when the event occurred. UTC/GMT
Updated 2015-11-08 10:42:17 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 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 0.783 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.77 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 132 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 us10003p43 Id of event.
Event Code 10003p43 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10003p43, A comma-separated list of event ids that are associated to an event.

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