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Light earthquake: M4.1 quake strikes near Yoshikawa in Japan

Posted by admin on March 23, 2015 0 Comments

Earthquake location 35.8677S, 139.8463WA light earthquake magnitude 4.1 (mg/mb) was reported Monday, 2 kilometers (1 miles) from Yoshikawa in Japan. The temblor was reported at 21:40:29 / 9:40 pm (local time epicenter) at a depth of 81.83 km (51 miles). Global time of event 23/03/15 / 2015-03-23 12:40:29 / March 23, 2015 @ 12:40 pm UTC/GMT. A tsunami warning has not been issued, according to the U.S. Geological Survey. Exact location of event, longitude 139.8463 East, latitude 35.8677 North, depth 81.83 km, unique identifier, us10001psm.

Close countries, Japan (c. 127 288 000 pop). The epicenter was 24 km (15 miles) from Tokyo (c. 8 336 600 pop), 50 km (31 miles) from Yokohama (c. 3 574 400 pop), 40 km (25 miles) from Kawasaki (c. 1 306 800 pop), 18 km (11 miles) from Saitama (c. 1 193 400 pop), 19 km (12 miles) from Yono (c. 1 077 700 pop). Nearest city, towns to epicentrum/hypocenter was Ōmiya, Ujiie, Maebashi-shi.

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Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 2 km SSE of Yoshikawa, Japan.


More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 139.8463° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 35.8677° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 81.83 km Depth of the event in kilometers.
Place 2km SSE of Yoshikawa, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-03-23 12:40:29 Time when the event occurred. UTC/GMT
Updated 2015-03-23 13:29:38 Time when the event was most recently updated. UTC/GMT
Timezone offset 540 Timezone offset from UTC in minutes at the event epicenter.
Felt 14 The total number of felt reports
CDI 4.3 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 265 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 0.457 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.48 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 143 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 us10001psm Id of event.
Event Code 10001psm An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10001psm, A comma-separated list of event ids that are associated to an event.

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