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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag has occurred near Iwaki in Japan

Earthquake location 37.2049S, 141.2148WA light earthquake with magnitude 4.4 (ml/mb) was reported 34 kilometers (21 miles) from Iwaki in Japan on Sunday. The temblor was detected at 19:09:18 / 7:09 pm (local time epicenter). Date and time of earthquake in UTC/GMT: 23/04/17 / 2017-04-23 10:09:18 / April 23, 2017 @ 10:09 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude 141.2148° East, latitude 37.2049° North, depth = 38.62 km. The earthquake was roughly at a depth of 38.62 km (24 miles). All ids that are associated to the event: us10008jzu. Unique identifier: us10008jzu.

Nearest cities/city/villages to epicentrum/hypocenter was Kakuda, Daigo, Yanagawamachi-saiwaichō (min 5000 pop). Country/countries that might be effected, Japan (c. 127 288 000 pop). Event epicenter was 34 km (21 miles) from Iwaki (c. 357 300 pop), 77 km (48 miles) from Kōriyama (c. 340 600 pop), 90 km (56 miles) from Fukushima-shi (c. 294 200 pop), 84 km (52 miles) from Hitachi (c. 186 300 pop), 74 km (46 miles) from Sukagawa (c. 68 800 pop), 62 km (39 miles) from Kitaibaraki (c. 50 800 pop).

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

Questions or comments?

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: 34 km ENE of Iwaki, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 141.2148° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.2049° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 38.62 km Depth of the event in kilometers.
Place 34km ENE of Iwaki, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-23 10:09:18 Time when the event occurred. UTC/GMT
Updated 2017-04-23 23:00:07 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2 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 0.744 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.98 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 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 us10008jzu Id of event.
Event Code 10008jzu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008jzu, A comma-separated list of event ids that are associated to an event.

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