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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.2 mag, 23 km ESE of Kitaibaraki, Japan

Earthquake location 36.7298S, 141.001WA light earthquake magnitude 4.2 (ml/mb) strikes 23 kilometers (14 miles) from Kitaibaraki in Japan on Wednesday. The temblor was picked up at 08:17:43 / 8:17 am (local time epicenter). Exact time and date of event in UTC/GMT: 26/02/19 / 2019-02-26 23:17:43 / February 26, 2019 @ 11:17 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Unique identifier: us1000jcas. Ids that are associated to the event: us1000jcas. The epicenter was at a depth of 50.61 km (31 miles). Exact location of event, depth 50.61 km, 141.001° East, 36.7298° North.

Epicenter of the event was 37 km (23 miles) from Iwaki (c. 357 300 pop), 93 km (57 miles) from Kōriyama (c. 340 600 pop), 66 km (41 miles) from Mito-shi (c. 246 500 pop), 34 km (21 miles) from Hitachi (c. 186 300 pop), 56 km (35 miles) from Hitachi-Naka (c. 156 800 pop), 57 km (35 miles) from Katsuta (c. 156 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Ujiie, Kōriyama, Iwase (min 5000 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop).

Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been two, in the last 10 days four, in the past 30 days seven and in the last 365 days sixty-five earthquakes of magnitude 3.0 or greater that was reported nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home 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: 23 km ESE of Kitaibaraki, Japan.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 141.001° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.7298° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 50.61 km Depth of the event in kilometers.
Place 23km ESE of Kitaibaraki, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-02-26 23:17:43 Time when the event occurred. UTC/GMT
Updated 2019-03-12 01:35:21 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 1.149 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.25 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 156 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 us1000jcas Id of event.
Event Code 1000jcas An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000jcas, A comma-separated list of event ids that are associated to an event.

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