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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.4 mag was detected near Hirara in Japan

Earthquake location 24.333S, 125.0816WA light earthquake with magnitude 4.4 (ml/mb) was reported 55 kilometers (34 miles) from Hirara in Japan on Saturday. The temblor was picked up at 10:07:52 / 10:07 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 33.87 km (21 miles). Global date and time of event UTC/GMT: 28/07/18 / 2018-07-28 02:07:52 / July 28, 2018 @ 2:07 am. Exact location of event, longitude 125.0816 East, latitude 24.333 North, depth = 33.87 km. All ids that are associated to the event: us1000g1y6. Unique identifier: us1000g1y6.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ishigaki, Hirara. The epicenter was 94 km (58 miles) from Ishigaki (c. 44 800 pop), 57 km (35 miles) from Hirara (c. 34 400 pop). Nearby country/countries, Japan (c. 127 288 000 pop) (That might be effected).

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

How would you describe the shaking?

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: 55 km SSW of Hirara, Japan.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude 125.0816° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 24.333° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.87 km Depth of the event in kilometers.
Place 55km SSW of Hirara, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-07-28 02:07:52 Time when the event occurred. UTC/GMT
Updated 2018-08-12 03:42:59 Time when the event was most recently updated. UTC/GMT
Timezone offset 480 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 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 1.892 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.97 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 175 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 us1000g1y6 Id of event.
Event Code 1000g1y6 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000g1y6, A comma-separated list of event ids that are associated to an event.

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