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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.3 mag was detected near Surian in Indonesia


Earthquake location -1.2136S, 101.0692WA light earthquake with magnitude 4.3 (ml/mb) was detected on Thursday, 21 kilometers (13 miles) from Surian in Indonesia. The 4.3-magnitude earthquake has occurred at 22:54:06 / 10:54 pm (local time epicenter). 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: 04/01/18 / 2018-01-04 15:54:06 / January 4, 2018 @ 3:54 pm. Event ids that are associated to the earthquake: us2000cksi. Id of event: us2000cksi. Exact location of earthquake, 101.0692° East, -1.2136° South, depth 149.82 km. The earthquake occurred at a depth of 149.82 km (93 miles) below the earth’s surface.

Earthquake epicenter was 85 km (53 miles) from Padang (c. 840 400 pop), 65 km (40 miles) from Solok (c. 48 400 pop), 58 km (36 miles) from Sijunjung (c. 27 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Padang, Solok, Sijunjung. Close country/countries that might be effected, Indonesia (c. 242 968 000 pop).

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 two and in the last 365 days three earthquakes of magnitude 3.0 or greater that have been detected nearby. Every year there are an estimated 13,000 light earthquakes in the world.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 21 km ENE of Surian, Indonesia.

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More information

Parameter Value Description
Magnitude 4.3 mb The magnitude for the event.
Longitude 101.0692° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -1.2136° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 149.82 km Depth of the event in kilometers.
Place 21km ENE of Surian, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-01-04 15:54:06 Time when the event occurred. UTC/GMT
Updated 2018-02-03 15:30:34 Time when the event was most recently updated. UTC/GMT
Timezone offset 420 Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 2.1 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 285 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 1.529 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.03 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 105 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 us2000cksi Id of event.
Event Code 2000cksi An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000cksi, A comma-separated list of event ids that are associated to an event.

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