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Minor World Earthquakes Magnitude -3.9

Minor earthquake, 3.9 mag was detected near Valparaiso in Chile

Earthquake location -33.0466S, -72.0299WA minor earthquake magnitude 3.9 (ml/mb) strikes 37 kilometers (23 miles) from Valparaiso in Chile on Saturday. The epicenter of the earthquake was roughly 21.22 km (13 miles) below the earth’s surface. Unique identifier: us10008jxc. Ids that are associated to the event: us10008jxc. The temblor was detected at 23:18:26 / 11:18 pm (local time epicenter). Exact location of event, depth 21.22 km, -72.0299° West, -33.0466° South. Exact time and date of event in UTC/GMT: 23/04/17 / 2017-04-23 04:18:26 / April 23, 2017 @ 4:18 am.

The epicenter was 45 km (28 miles) from Viña del Mar (c. 294 600 pop), 38 km (23 miles) from Valparaíso (c. 282 400 pop), 55 km (34 miles) from Quilpué (c. 130 300 pop), 61 km (38 miles) from Villa Alemana (c. 97 300 pop), 72 km (45 miles) from San Antonio (c. 85 700 pop), 75 km (47 miles) from Quillota (c. 67 800 pop). Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Hacienda La Calera, Quillota, San Antonio. Nearby country/countries that might be effected, Chile (c. 16 746 000 pop).

Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been fifty, in the last 10 days fifty, in the past 30 days fifty and in the last 365 days eighty-four earthquakes of magnitude 3.0 or greater that has occurred nearby. There are an estimated 130,000 minor quakes in the world each year.

Did you feel anything?

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 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: 37 km W of Valparaiso, Chile.

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More information

Parameter Value Description
Magnitude 3.9 mb The magnitude for the event.
Longitude -72.0299° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.0466° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 21.22 km Depth of the event in kilometers.
Place 37km W 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 2017-04-23 04:18:26 Time when the event occurred. UTC/GMT
Updated 2017-04-26 14:41:09 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 234 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 0.33 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.62 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 191 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us10008jxc Id of event.
Event Code 10008jxc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10008jxc, A comma-separated list of event ids that are associated to an event.

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