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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4 mag strikes near Rancagua in Chile


Earthquake location -34.2993S, -70.785WA light earthquake magnitude 4 (ml/mb) has struck on Saturday, 14 kilometers (9 miles) from Rancagua in Chile. Global time and date of event 03/11/18 / 2018-11-03 23:59:57 / November 3, 2018 @ 11:59 pm UTC/GMT. Exact location of earthquake, -70.785° West, -34.2993° South, depth 95.84 km. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us2000i6ju. Ids that are associated to the earthquake: us2000i6ju. The epicenter was at a depth of 95.84 km (60 miles). The 4-magnitude earthquake was detected at 19:59:57 / 7:59 pm (local time epicenter).

Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). Event epicenter was 79 km (49 miles) from Puente Alto (c. 510 400 pop), 79 km (49 miles) from San Bernardo (c. 249 900 pop), 15 km (9 miles) from Rancagua (c. 212 700 pop), 81 km (50 miles) from La Pintana (c. 201 200 pop), 87 km (54 miles) from Curicó (c. 102 400 pop), 78 km (48 miles) from Peñaflor (c. 65 500 pop). Nearest cities/city/towns to hypocenter/epicentrum was Curicó, Rauco, La Pintana (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. 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 fifteen earthquakes of magnitude 3.0 or greater that have been detected nearby. Each year there are an estimated 13,000 light earthquakes in the world.

Did you feel the quake?

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: 14 km SSW of Rancagua, Chile.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -70.785° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -34.2993° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 95.84 km Depth of the event in kilometers.
Place 14km SSW of Rancagua, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-11-03 23:59:57 Time when the event occurred. UTC/GMT
Updated 2018-11-22 02:51:16 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 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 246 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 0.264 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.33 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 63 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 us2000i6ju Id of event.
Event Code 2000i6ju An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000i6ju, A comma-separated list of event ids that are associated to an event.

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