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Light earthquake: M4.5 quake has struck near Talca in Chile

Posted by admin on August 9, 2017 0 Comments

Earthquake location -35.1293S, -71.9101WA light earthquake magnitude 4.5 (ml/mb) has occurred on Tuesday, 40 kilometers (25 miles) from Talca in Chile. Event ids that are associated to the earthquake: us2000a66s. Id of event: us2000a66s. The epicenter of the earthquake was roughly 44.3 km (28 miles) below the earth’s surface. Exact location, longitude -71.9101° West, latitude -35.1293° South, depth = 44.3 km. Global date and time of event UTC/GMT: 09/08/17 / 2017-08-09 01:46:37 / August 9, 2017 @ 1:46 am. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.5-magnitude earthquake has occurred at 21:46:37 / 9:46 pm (local time epicenter).

Nearby country/countries, Chile (c. 16 746 000 pop) (That might be effected). The epicenter was 40 km (25 miles) from Talca (c. 197 500 pop), 63 km (39 miles) from Curicó (c. 102 400 pop), 85 km (53 miles) from Linares (c. 69 500 pop), 51 km (32 miles) from Constitución (c. 37 900 pop), 74 km (46 miles) from Santa Cruz (c. 33 300 pop), 57 km (35 miles) from Molina (c. 28 800 pop), 54 km (34 miles) from San Javier (c. 22 400 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Longaví, Chimbarongo, Linares.

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 thirteen earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each 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.

Questions or comments?

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 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: 40 km NNW of Talca, Chile.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude -71.9101° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -35.1293° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 44.3 km Depth of the event in kilometers.
Place 40km NNW of Talca, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-08-09 01:46:37 Time when the event occurred. UTC/GMT
Updated 2017-08-09 02:13:32 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 13 The total number of felt reports
CDI 4.1 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 317 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 0.749 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.84 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 70 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type mwr The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us2000a66s Id of event.
Event Code 2000a66s An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000a66s, A comma-separated list of event ids that are associated to an event.

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