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Light World Earthquakes Magnitude 4-4.9

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

Earthquake location 36.6137S, 141.0871WA light earthquake magnitude 4.4 (ml/mb) has struck on Friday, 35 kilometers (22 miles) from Kitaibaraki in Japan. Exact time and date of earthquake 27/08/15 / 2015-08-27 22:37:53 / August 27, 2015 @ 10:37 pm UTC/GMT. The earthquake occurred at a depth of 33.72 km (21 miles). The 4.4-magnitude earthquake was detected at 07:37:53 / 7:37 am (local time epicenter). Id of earthquake: us20003hrl. Event ids that are associated: us20003hrl. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, 141.0871° East, 36.6137° North, depth 33.72 km.

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Omigawa, Iwase, Itako. Close country/countries that might be effected, Japan (c. 127 288 000 pop). Epicenter of the earthquake was 52 km (32 miles) from Iwaki (c. 357 300 pop), 65 km (40 miles) from Mito-shi (c. 246 500 pop), 39 km (24 miles) from Hitachi (c. 186 300 pop), 55 km (34 miles) from Hitachi-Naka (c. 156 800 pop), 56 km (35 miles) from Katsuta (c. 156 000 pop), 82 km (51 miles) from Kashima-shi (c. 65 800 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been seven, in the last 10 days nine, in the past 30 days sixteen and in the last 365 days sixty-seven earthquakes of magnitude 3.0 or greater that have been detected in the same area. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel it?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 35 km ESE of Kitaibaraki, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 141.0871° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 36.6137° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.72 km Depth of the event in kilometers.
Place 35km 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 2015-08-27 22:37:53 Time when the event occurred. UTC/GMT
Updated 2015-09-25 03:59:05 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 0.817 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.59 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 us20003hrl Id of event.
Event Code 20003hrl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20003hrl, A comma-separated list of event ids that are associated to an event.

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