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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4 quake has struck near Bolangitang in Indonesia

Earthquake location 2.6413S, 123.4552WA light earthquake with magnitude 4 (ml/mb) was detected on Tuesday, 192 km N of Bolangitang, Indonesia (119 miles). The 4-magnitude earthquake has occurred at 08:04:19 / 8:04 am (local time epicenter). The epicenter of the earthquake was roughly 391.53 km (243 miles) below the earth’s surface. Exact location of earthquake, longitude 123.4552 East, latitude 2.6413 North, depth = 391.53 km. Id of earthquake: us2000d6xb. Event ids that are associated: us2000d6xb. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Date and time of earthquake in UTC/GMT: 13/02/18 / 2018-02-13 00:04:19 / February 13, 2018 @ 12:04 am.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light earthquakes in the world each year. 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 was reported nearby.

Did you feel the quake?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 192 km N of Bolangitang, Indonesia.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 123.4552° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 2.6413° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 391.53 km Depth of the event in kilometers.
Place 192km N of Bolangitang, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-02-13 00:04:19 Time when the event occurred. UTC/GMT
Updated 2018-03-03 05:54:57 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 246 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 3.074 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.42 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 142 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 us2000d6xb Id of event.
Event Code 2000d6xb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000d6xb, A comma-separated list of event ids that are associated to an event.

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