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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.3 quake has struck near Chitose in Japan

Earthquake location 42.8086S, 141.9318WA light earthquake with magnitude 4.3 (ml/mb) was detected on Saturday, 22 kilometers (14 miles) from Chitose in Japan. Exact location of earthquake, 141.9318° East, 42.8086° North, depth 44.53 km. 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 44.53 km (28 miles) below the earth’s surface. The temblor was detected at 02:03:26 / 2:03 am (local time epicenter). Global time and date of event 22/02/19 / 2019-02-22 17:03:26 / February 22, 2019 @ 5:03 pm UTC/GMT. All ids that are associated to the event: us1000jahn. Unique identifier: us1000jahn.

Nearest cities/city/villages to epicentrum/hypocenter was Otaru, Akabira, Takikawa (min 5000 pop). Close country/countries that might be effected, Japan (c. 127 288 000 pop). Event epicenter was 55 km (34 miles) from Sapporo (c. 1 883 000 pop), 33 km (20 miles) from Tomakomai (c. 174 800 pop), 87 km (54 miles) from Otaru (c. 143 800 pop), 46 km (28 miles) from Ebetsu (c. 134 000 pop), 23 km (14 miles) from Chitose (c. 92 900 pop), 46 km (28 miles) from Iwamizawa (c. 85 100 pop).

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

Did you feel it?

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 data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 22 km E of Chitose, Japan.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 141.9318° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 42.8086° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 44.53 km Depth of the event in kilometers.
Place 22km E of Chitose, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-02-22 17:03:26 Time when the event occurred. UTC/GMT
Updated 2019-03-16 22:05:31 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 284 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 1.205 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.82 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 77 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 us1000jahn Id of event.
Event Code 1000jahn An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000jahn, A comma-separated list of event ids that are associated to an event.

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