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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag has occurred near Bontang in Indonesia


Earthquake location 0.433S, 118.1128WA light earthquake magnitude 4.5 (ml/mb) has occurred on Wednesday, 75 kilometers (47 miles) from Bontang in Indonesia. Global date and time of event UTC/GMT: 26/04/17 / 2017-04-26 12:22:33 / April 26, 2017 @ 12:22 pm. Id of earthquake: us10008nb2. Event ids that are associated: us10008nb2. Exact location of earthquake, 118.1128° East, 0.433° North, depth 126.01 km. The temblor was picked up at 20:22:33 / 8:22 pm (local time epicenter). The earthquake occurred at a depth of 126.01 km (78 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Country/countries that might be effected, Indonesia (c. 242 968 000 pop). The epicenter was 77 km (48 miles) from Bontang (c. 101 700 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Bontang.

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 one, in the past 30 days one and in the last 365 days one earthquakes of magnitude 3.0 or greater that was reported nearby. There are an estimated 13,000 light earthquakes in the world each year.

Did you feel anything?

How did you react? Was there any damage to buildings? Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 75 km ENE of Bontang, Indonesia. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 118.1128° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 0.433° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 126.01 km Depth of the event in kilometers.
Place 75km ENE of Bontang, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-04-26 12:22:33 Time when the event occurred. UTC/GMT
Updated 2017-05-26 06:50:26 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 312 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 1.949 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.75 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 84 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 us10008nb2 Id of event.
Event Code 10008nb2 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008nb2, A comma-separated list of event ids that are associated to an event.

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