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Light earthquake, 4.6 mag strikes near Valparaiso in Chile

Posted by admin on April 28, 2017 0 Comments

Earthquake location -33.2268S, -72.1358WA light earthquake magnitude 4.6 (ml/mb) has occurred on Friday, 51 kilometers (32 miles) from Valparaiso in Chile. The 4.6-magnitude earthquake has occurred at 12:09:39 / 12:09 pm (local time epicenter). Exact location of event, depth 18.23 km, -72.1358° West, -33.2268° South. Event ids that are associated to the earthquake: us10008lmu. Id of event: us10008lmu. Date and time of earthquake in UTC/GMT: 28/04/17 / 2017-04-28 17:09:39 / April 28, 2017 @ 5:09 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The epicenter was at a depth of 18.23 km (11 miles).

Nearest cities/city/towns to hypocenter/epicentrum was Quillota, Limache, Villa Alemana (min 5000 pop). Nearby country/countries, Chile (c. 16 746 000 pop) (That might be effected). Earthquake epicenter was 59 km (37 miles) from Viña del Mar (c. 294 600 pop), 52 km (32 miles) from Valparaíso (c. 282 400 pop), 68 km (42 miles) from Quilpué (c. 130 300 pop), 74 km (46 miles) from Villa Alemana (c. 97 300 pop), 64 km (40 miles) from San Antonio (c. 85 700 pop), 91 km (57 miles) from Quillota (c. 67 800 pop), 84 km (52 miles) from Limache (c. 35 900 pop).

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

How would you describe the shaking?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. 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: 51 km WSW of Valparaiso, Chile.

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More information

Parameter Value Description
Magnitude 4.6 mb The magnitude for the event.
Longitude -72.1358° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.2268° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 18.23 km Depth of the event in kilometers.
Place 51km WSW 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 2017-04-28 17:09:39 Time when the event occurred. UTC/GMT
Updated 2017-04-28 17:52:18 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 4.8 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 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 0.465 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.79 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 us10008lmu Id of event.
Event Code 10008lmu An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008lmu, A comma-separated list of event ids that are associated to an event.

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