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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4.4 mag, 35 km SSW of San Antonio, Chile


Earthquake location -33.8651S, -71.8206WA light earthquake with magnitude 4.4 (ml/mb) was detected on Monday, 35 kilometers (22 miles) from San Antonio in Chile. The 4.4-magnitude earthquake was detected at 07:15:49 / 7:15 am (local time epicenter). Unique identifier: us7000mdsh. Ids that are associated to the event: us7000mdsh. The earthquake occurred at a depth of 33.805 km (21 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of earthquake, -71.8206° West, -33.8651° South, depth 33.805 km. Global time and date of event 22/04/24 / 2024-04-22 07:15:49 / April 22, 2024 @ 7:15 am UTC/GMT.

Closest city/cities/towns to epicentrum/hypocenter was Valparaíso, San Vicente, Peñaflor (min 5000 pop). Country/countries that might be effected, Chile (c. 16 746 000 pop). Event epicenter was 94 km (58 miles) from Valparaíso (c. 282 400 pop), 36 km (22 miles) from San Antonio (c. 85 700 pop), 92 km (57 miles) from Peñaflor (c. 65 500 pop), 59 km (37 miles) from Melipilla (c. 63 100 pop), 86 km (53 miles) from Talagante (c. 51 800 pop), 80 km (50 miles) from El Monte (c. 23 100 pop).

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

Did you feel anything?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 35 km SSW of San Antonio, Chile. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.4 mb The magnitude for the event.
Longitude -71.8206° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -33.8651° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 33.805 km Depth of the event in kilometers.
Place 35 km SSW of San Antonio, Chile Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2024-04-22 07:15:49 Time when the event occurred. UTC/GMT
Updated 2024-04-23 07:13:47 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 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 27 The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.269 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.41 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 129 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 us7000mdsh Id of event.
Event Code 7000mdsh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000mdsh, A comma-separated list of event ids that are associated to an event.

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