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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag was detected near Ainaro in East Timor

Earthquake location -9.4984S, 125.8281WA light earthquake with magnitude 4.5 (ml/mb) was reported 66 kilometers (41 miles) from Ainaro in East Timor on Saturday. Exact location of event, depth 68.34 km, 125.8281° East, -9.4984° South. Event ids that are associated to the earthquake: us2000a40i. Id of event: us2000a40i. The temblor was reported at 20:52:34 / 8:52 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter of the earthquake was roughly 68.34 km (42 miles) below the earth’s surface. Global time and date of event 29/07/17 / 2017-07-29 12:52:34 / July 29, 2017 @ 12:52 pm UTC/GMT.

Epicenter of the earthquake was 58 km (36 miles) from Same (c. 25 000 pop), 87 km (54 miles) from Maliana (c. 22 000 pop), 66 km (41 miles) from Suai (c. 21 500 pop), 90 km (56 miles) from Aileu (c. 17 400 pop), 66 km (41 miles) from Ainaro (c. 12 000 pop), 96 km (60 miles) from Gleno (c. 8 100 pop), 92 km (57 miles) from Viqueque (c. 6 100 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Gleno, Viqueque, Aileu. Nearby country/countries that might be effected, East Timor (c. 1 155 000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. There are an estimated 13,000 light quakes 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 three earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel anything?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 66 km SSE of Ainaro, East Timor.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 125.8281° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -9.4984° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 68.34 km Depth of the event in kilometers.
Place 66km SSE of Ainaro, East Timor Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-07-29 12:52:34 Time when the event occurred. UTC/GMT
Updated 2017-08-04 08:44:45 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 1.56 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.16 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 97 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 us2000a40i Id of event.
Event Code 2000a40i An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000a40i, A comma-separated list of event ids that are associated to an event.

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