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Light World Earthquakes Magnitude 4-4.9

Light earthquake: M4.4 quake has struck near Valparaiso in Chile

Earthquake location -32.583S, -71.847WA light earthquake magnitude 4.4 (ml/mb) has occurred on Monday, 54 kilometers (34 miles) from Valparaiso in Chile. All ids that are associated to the event: us10005g0w. Unique identifier: us10005g0w. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global date and time of event UTC/GMT: 09/05/16 / 2016-05-09 11:18:20 / May 9, 2016 @ 11:18 am. The epicenter of the earthquake was roughly 24 km (15 miles) below the earth’s surface. Exact location of event, depth 24 km, -71.847° West, -32.583° South. The 4.4-magnitude earthquake has occurred at 06:18:20 / 6:18 am (local time epicenter).

Closest city/cities or villages, with min 5000 pop, to hypocenter/epicentrum was Llaillay, Limache, Villa Alemana. Earthquake epicenter was 56 km (35 miles) from Viña del Mar (c. 294 600 pop), 55 km (34 miles) from Valparaíso (c. 282 400 pop), 64 km (40 miles) from Quilpué (c. 130 300 pop), 68 km (42 miles) from Villa Alemana (c. 97 300 pop), 65 km (40 miles) from Quillota (c. 67 800 pop), 63 km (39 miles) from Hacienda La Calera (c. 49 100 pop). Close country/countries that might be effected, Chile (c. 16 746 000 pop).

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

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: 54 km NNW of Valparaiso, Chile.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -71.847° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -32.583° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 24 km Depth of the event in kilometers.
Place 54km 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 2016-05-09 11:18:20 Time when the event occurred. UTC/GMT
Updated 2016-05-21 12:35:29 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 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 298 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.08 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 us10005g0w Id of event.
Event Code 10005g0w An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10005g0w, A comma-separated list of event ids that are associated to an event.

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