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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.6 mag, 31 km NNW of Valparaiso, Chile

Earthquake location -32.8011S, -71.805WA light earthquake magnitude 4.6 (mg/mb) has striked on Wednesday, 31 kilometers (19 miles) from Valparaiso in Chile. The temblor was reported at 08:34:59 / 8:34 am (local time epicenter) at a depth of 21.4 km (13 miles). Global time of event 2015-01-07 01:34:59 UTC/GMT. A tsunami warning has not been issued, according to the U.S. Geological Survey. Exact location of event, longitude -71.805 West, latitude -32.8011 South, depth 21.4 km.

Close countries, Chile (c. 16 746 000 pop). The epicenter was 34 km (21 miles) from Viña del Mar (c. 294 600 pop), 31 km (19 miles) from Valparaíso (c. 282 400 pop), 44 km (27 miles) from Quilpué (c. 130 300 pop), 48 km (30 miles) from Villa Alemana (c. 97 300 pop), 90 km (56 miles) from San Antonio (c. 85 700 pop). Nearest city, towns to epicentrum/hypocenter was San Antonio, Cartagena, Llaillay.

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Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 31 km NNW of Valparaiso, Chile.

More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -71.805° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -32.8011° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.4 km Depth of the event in kilometers.
Place 31km NNW of Valparaiso, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-01-07 13:34:59 Time when the event occurred. UTC/GMT
Updated 2015-01-07 20:37:26 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 2.9 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 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 326 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 0.686 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.87 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 147 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 usc000tcd4 Id of event.
Event Code c000tcd4 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS usc000tcd4 A comma-separated list of event ids that are associated to an event.

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