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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 11 km SSE of San Antonio, Chile


Earthquake location -33.6861S, -71.5675WA light earthquake magnitude 4.4 (ml/mb) has struck on Thursday, 11 kilometers (7 miles) from San Antonio in Chile. All ids that are associated to the event: us10007ni7. Unique identifier: us10007ni7. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The earthquake occurred at a depth of 43.59 km (27 miles). Global date and time of event UTC/GMT: 29/12/16 / 2016-12-29 08:50:21 / December 29, 2016 @ 8:50 am. The 4.4-magnitude earthquake has occurred at 04:50:21 / 4:50 am (local time epicenter). Exact location of event, longitude -71.5675 West, latitude -33.6861 South, depth = 43.59 km.

Nearest cities/city/villages to epicentrum/hypocenter was San Vicente, Quillota, Rancagua (min 5000 pop). Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). Epicenter of the event was 89 km (55 miles) from Santiago (c. 4 837 300 pop), 92 km (57 miles) from Puente Alto (c. 510 400 pop), 74 km (46 miles) from Viña del Mar (c. 294 600 pop), 72 km (45 miles) from Valparaíso (c. 282 400 pop), 81 km (50 miles) from San Bernardo (c. 249 900 pop), 93 km (58 miles) from Rancagua (c. 212 700 pop).

In the past 24 hours, there have been one, in the last 10 days two, in the past 30 days three and in the last 365 days twenty-one earthquakes of magnitude 3.0 or greater that was reported nearby. Every year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Did you feel it?

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. This information comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded: 11 km SSE of San Antonio, Chile.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -71.5675° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.6861° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 43.59 km Depth of the event in kilometers.
Place 11km SSE of San Antonio, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-12-29 08:50:21 Time when the event occurred. UTC/GMT
Updated 2016-12-29 09:06:43 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 298 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 0.048 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.5 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 103 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 us10007ni7 Id of event.
Event Code 10007ni7 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10007ni7, A comma-separated list of event ids that are associated to an event.

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