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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Shizunai in Japan

Earthquake location 42.6513S, 142.1133WA light earthquake magnitude 4.1 (ml/mb) has struck on Sunday, 40 kilometers (25 miles) from Shizunai in Japan. All ids that are associated to the event: us2000hgpw. Unique identifier: us2000hgpw. The temblor was picked up at 12:42:47 / 12:42 pm (local time epicenter). Exact location of earthquake, 142.1133° East, 42.6513° North, depth 57.76 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 09/09/18 / 2018-09-09 03:42:47 / September 9, 2018 @ 3:42 am UTC/GMT. The earthquake was roughly at a depth of 57.76 km (36 miles).

Close country/countries, Japan (c. 127 288 000 pop) (That might be effected). The epicenter was 78 km (48 miles) from Sapporo (c. 1 883 000 pop), 42 km (26 miles) from Tomakomai (c. 174 800 pop), 68 km (43 miles) from Ebetsu (c. 134 000 pop), 42 km (26 miles) from Chitose (c. 92 900 pop), 67 km (42 miles) from Iwamizawa (c. 85 100 pop), 57 km (36 miles) from Kitahiroshima (c. 62 400 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Ishikari, Shimo-furano, Tōbetsu.

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

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 40 km NNW of Shizunai, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 142.1133° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 42.6513° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 57.76 km Depth of the event in kilometers.
Place 40km NNW of Shizunai, Japan Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-09-09 03:42:47 Time when the event occurred. UTC/GMT
Updated 2018-09-27 03:03:49 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 259 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 1.001 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.8 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 93 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 us2000hgpw Id of event.
Event Code 2000hgpw An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000hgpw, A comma-separated list of event ids that are associated to an event.

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