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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag strikes near Kupang in Indonesia


Earthquake location -9.7725S, 123.2554WA light earthquake magnitude 4.1 (ml/mb) has struck on Friday, 56 kilometers (35 miles) from Kupang in Indonesia. Global date and time of event UTC/GMT: 01/09/17 / 2017-09-01 01:43:47 / September 1, 2017 @ 1:43 am. The temblor was detected at 09:43:47 / 9:43 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, longitude 123.2554 East, latitude -9.7725 South, depth = 58.25 km. The earthquake occurred at a depth of 58.25 km (36 miles) below the earth’s surface. All ids that are associated to the event: us2000arkj. Unique identifier: us2000arkj.

Nearby country/countries that might be effected, Indonesia (c. 242 968 000 pop). Event epicenter was 59 km (37 miles) from Kupang (c. 282 400 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Kupang.

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world. 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 nine earthquakes of magnitude 3.0 or greater that has occurred nearby.

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. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 56 km NW of Kupang, Indonesia.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude 123.2554° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -9.7725° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 58.25 km Depth of the event in kilometers.
Place 56km NW of Kupang, Indonesia Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-01 01:43:47 Time when the event occurred. UTC/GMT
Updated 2017-09-21 00:11:19 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 259 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 0.589 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.52 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 150 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 us2000arkj Id of event.
Event Code 2000arkj An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000arkj, A comma-separated list of event ids that are associated to an event.

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