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Light earthquake 4 mag, 28 km N of Melipilla, Chile

Earthquake location -33.4474S, -71.2704WA light earthquake magnitude 4 (ml/mb) strikes 28 kilometers (17 miles) from Melipilla in Chile on Monday. Exact time and date of earthquake 04/03/19 / 2019-03-04 04:18:14 / March 4, 2019 @ 4:18 am UTC/GMT. Exact location of event, depth 66.25 km, -71.2704° West, -33.4474° South. The earthquake occurred at a depth of 66.25 km (41 miles) below the earth’s surface. Unique identifier: us1000jasc. Ids that are associated to the event: us1000jasc. The temblor was detected at 00:18:14 / 12:18 am (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Graneros, Hacienda La Calera, Llaillay. Close country/countries that might be effected, Chile (c. 16 746 000 pop). Event epicenter was 58 km (36 miles) from Santiago (c. 4 837 300 pop), 67 km (42 miles) from Puente Alto (c. 510 400 pop), 54 km (33 miles) from Viña del Mar (c. 294 600 pop), 56 km (35 miles) from Valparaíso (c. 282 400 pop), 55 km (34 miles) from San Bernardo (c. 249 900 pop), 61 km (38 miles) from La Pintana (c. 201 200 pop).

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

Did you feel anything?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 28 km N of Melipilla, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -71.2704° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.4474° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 66.25 km Depth of the event in kilometers.
Place 28km N of Melipilla, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2019-03-04 04:18:14 Time when the event occurred. UTC/GMT
Updated 2019-03-05 11:42:01 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt 3 The total number of felt reports
CDI 5.3 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 248 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 0.218 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.57 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 90 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 us1000jasc Id of event.
Event Code 1000jasc An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000jasc, A comma-separated list of event ids that are associated to an event.

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