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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.2 mag has occurred near Hachinohe in Japan


Earthquake location 40.4618S, 142.0725WA light earthquake magnitude 4.2 (ml/mb) has struck on Sunday, 48 kilometers (30 miles) from Hachinohe in Japan. The epicenter was at a depth of 55.48 km (34 miles). The 4.2-magnitude earthquake has occurred at 22:38:44 / 10:38 pm (local time epicenter). Event id: us2000fyam. Ids that are associated to the earthquake: us2000fyam. Exact time and date of event in UTC/GMT: 01/07/18 / 2018-07-01 13:38:44 / July 1, 2018 @ 1:38 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, longitude 142.0725 East, latitude 40.4618 North, depth = 55.48 km.

Event epicenter was 49 km (30 miles) from Hachinohe (c. 239 000 pop), 91 km (57 miles) from Miyako (c. 51 700 pop), 63 km (39 miles) from Misawa (c. 42 800 pop), 72 km (44 miles) from Ichinohe (c. 15 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Miyako, Ichinohe, Misawa. 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 earthquakes in the world each year. 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 thirty-three earthquakes of magnitude 3.0 or greater that was reported nearby.

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. 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: 48 km E of Hachinohe, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 142.0725° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 40.4618° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 55.48 km Depth of the event in kilometers.
Place 48km E 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 2018-07-01 13:38:44 Time when the event occurred. UTC/GMT
Updated 2018-07-08 14:08:26 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 0.834 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.38 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 148 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 us2000fyam Id of event.
Event Code 2000fyam An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000fyam, A comma-separated list of event ids that are associated to an event.

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