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Earthquake breaking news, Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.7 quake has struck near Arauco in Chile



Earthquake location -37.0961S, -74.0363WA light earthquake with magnitude 4.7 (ml/mb) was reported 65 kilometers (40 miles) from Arauco in Chile on Thursday. Global date and time of event UTC/GMT: 30/03/17 / 2017-03-30 09:06:21 / March 30, 2017 @ 9:06 am. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. Exact location of earthquake, -74.0363° West, -37.0961° South, depth 10 km. Event ids that are associated to the earthquake: us10008d94. Id of event: us10008d94. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The temblor was reported at 04:06:21 / 4:06 am (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Cañete, Concepción, Talcahuano. Epicenter of the earthquake was 92 km (57 miles) from Talcahuano (c. 253 000 pop), 93 km (58 miles) from Concepción (c. 215 400 pop), 80 km (50 miles) from Coronel (c. 92 900 pop), 91 km (57 miles) from Chiguayante (c. 82 500 pop), 78 km (48 miles) from Lota (c. 49 800 pop), 74 km (46 miles) from Curanilahue (c. 30 600 pop), 66 km (41 miles) from Arauco (c. 24 700 pop). Close country/countries, Chile (c. 16 746 000 pop) (That might be effected).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. In the past 24 hours, there have been two, in the last 10 days two, in the past 30 days four and in the last 365 days thirty-eight 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.

Questions or comments?

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. 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: 65 km WNW of Arauco, Chile.

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More information

Parameter Value Description
Magnitude 4.7 mb The magnitude for the event.
Longitude -74.0363° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -37.0961° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 65km WNW of Arauco, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-03-30 09:06:21 Time when the event occurred. UTC/GMT
Updated 2017-03-30 10:11:53 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 340 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 0.761 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.18 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 135 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 us10008d94 Id of event.
Event Code 10008d94 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008d94, A comma-separated list of event ids that are associated to an event.

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