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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.3 mag, 28 km S of Bilungala, Indonesia

Earthquake location 0.1215S, 123.2267WA light earthquake magnitude 4.3 (ml/mb) has struck on Tuesday, 28 kilometers (17 miles) from Bilungala in Indonesia. The earthquake occurred at a depth of 159.6 km (99 miles) below the earth’s surface. Exact location of earthquake, 123.2267° East, 0.1215° North, depth 159.6 km. Global time and date of event 21/03/17 / 2017-03-21 14:04:53 / March 21, 2017 @ 2:04 pm UTC/GMT. Unique identifier: us20008vby. Ids that are associated to the event: us20008vby. The 4.3-magnitude earthquake was detected at 22:04:53 / 10:04 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries, Indonesia (c. 242 968 000 pop) (That might be effected). Event epicenter was 50 km (31 miles) from Gorontalo (c. 144 200 pop). Nearest cities/city/villages to epicentrum/hypocenter was Gorontalo (min 5000 pop).

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

Questions or comments?

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: 28 km S of Bilungala, Indonesia. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 123.2267° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 0.1215° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 159.6 km Depth of the event in kilometers.
Place 28km S of Bilungala, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-03-21 14:04:53 Time when the event occurred. UTC/GMT
Updated 2017-04-04 21:18:29 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 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 1.241 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.99 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 52 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 us20008vby Id of event.
Event Code 20008vby An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20008vby, A comma-separated list of event ids that are associated to an event.

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