Light earthquake: M4.2 quake has struck near Ishinomaki in Japan

A light earthquake magnitude 4.2 (ml/mb) has struck on Friday, 54 kilometers (34 miles) from Ishinomaki in Japan. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us2000gdl2. Ids that are associated to the earthquake: us2000gdl2. Global date and time of event UTC/GMT: 20/07/18 / 2018-07-20 13:29:24 / July 20, 2018 @ 1:29 pm. The temblor was detected at 22:29:24 / 10:29 pm (local time epicenter). The epicenter was at a depth of 53.45 km (33 miles). Exact location of earthquake, 141.8582° East, 38.1902° North, depth 53.45 km.

Close country/countries that might be effected, Japan (c. 127 288 000 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Watari, Furukawa, Iwanuma. Earthquake epicenter was 87 km (54 miles) from Sendai (c. 1 063 100 pop), 87 km (54 miles) from Sendai-shi (c. 1 063 100 pop), 55 km (34 miles) from Ishinomaki (c. 117 200 pop), 89 km (56 miles) from Furukawa (c. 76 300 pop), 73 km (46 miles) from Shiogama (c. 59 500 pop), 88 km (55 miles) from Tomiya (c. 42 500 pop).

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

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. 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: 54 km ESE of Ishinomaki, Japan.

More information

Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	141.8582° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	38.1902° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	53.45 km	Depth of the event in kilometers.
Place	54km ESE of Ishinomaki, Japan	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-07-20 13:29:24	Time when the event occurred. UTC/GMT
Updated	2018-07-28 05:28:47	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	0.902	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.9 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	133	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	us2000gdl2	Id of event.
Event Code	2000gdl2	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000gdl2,	A comma-separated list of event ids that are associated to an event.

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Light earthquake: M4.2 quake has struck near Ishinomaki in Japan

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