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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.6 mag has occurred near Chitose in Japan

Earthquake location 42.6846S, 141.977WA light earthquake magnitude 4.6 (ml/mb) has struck on Tuesday, 30 kilometers (19 miles) from Chitose in Japan. The epicenter was at a depth of 35 km (22 miles). Unique identifier: us2000hc2j. Ids that are associated to the event: us2000hc2j. The 4.6-magnitude earthquake was detected at 04:58:45 / 4:58 am (local time epicenter). Exact time and date of event in UTC/GMT: 10/09/18 / 2018-09-10 19:58:45 / September 10, 2018 @ 7:58 pm. Exact location of earthquake, longitude 141.977 East, latitude 42.6846 North, depth = 35 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries that might be effected, Japan (c. 127 288 000 pop). The epicenter was 66 km (41 miles) from Sapporo (c. 1 883 000 pop), 31 km (19 miles) from Tomakomai (c. 174 800 pop), 97 km (60 miles) from Otaru (c. 143 800 pop), 59 km (36 miles) from Ebetsu (c. 134 000 pop), 91 km (56 miles) from Muroran (c. 96 200 pop), 30 km (19 miles) from Chitose (c. 92 900 pop), 60 km (37 miles) from Iwamizawa (c. 85 100 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Otaru, Takikawa, Akabira.

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

Did you feel the quake?

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: 30 km ESE of Chitose, Japan. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude 141.977° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 42.6846° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35 km Depth of the event in kilometers.
Place 30km ESE 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 2018-09-10 19:58:45 Time when the event occurred. UTC/GMT
Updated 2018-09-11 14:04:00 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 326 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 1.101 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.79 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 72 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 us2000hc2j Id of event.
Event Code 2000hc2j An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000hc2j, A comma-separated list of event ids that are associated to an event.

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