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Light earthquake, 4.4 mag strikes near Machali in Chile

Posted by admin on April 17, 2018 0 Comments

A light earthquake with magnitude 4.4 (ml/mb) was reported 23 kilometers (14 miles) from Machali in Chile on Tuesday. Exact location, longitude -70.4535° West, latitude -34.0692° South, depth = 107.48 km. 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: 17/04/18 / 2018-04-17 05:58:00 / April 17, 2018 @ 5:58 am. Unique identifier: us2000e1d8. Ids that are associated to the event: us2000e1d8. The temblor was picked up at 01:58:00 / 1:58 am (local time epicenter). The earthquake occurred at a depth of 107.48 km (67 miles).

Nearest cities/city/towns to hypocenter/epicentrum was Chimbarongo, Chicureo Abajo, Melipilla (min 5000 pop). Nearby country/countries that might be effected, Chile (c. 16 746 000 pop). The epicenter was 70 km (44 miles) from Santiago (c. 4 837 300 pop), 52 km (32 miles) from Puente Alto (c. 510 400 pop), 58 km (36 miles) from San Bernardo (c. 249 900 pop), 29 km (18 miles) from Rancagua (c. 212 700 pop), 57 km (35 miles) from La Pintana (c. 201 200 pop), 74 km (46 miles) from Lo Prado (c. 104 300 pop).

There are an estimated 13,000 light quakes in the world each year. 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 two and in the last 365 days fourteen earthquakes of magnitude 3.0 or greater that has occurred nearby.

How would you describe the shaking?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 23 km ENE of Machali, Chile.

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Parameter	Value	Description
Magnitude	4.4 mb	The magnitude for the event.
Longitude	-70.4535° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-34.0692° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	107.48 km	Depth of the event in kilometers.
Place	23km ENE of Machali, Chile	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2018-04-17 05:58:00	Time when the event occurred. UTC/GMT
Updated	2018-04-17 21:28:49	Time when the event was most recently updated. UTC/GMT
Timezone offset	-240	Timezone offset from UTC in minutes at the event epicenter.
Felt	7	The total number of felt reports
CDI	4.1	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	301	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	0.152	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.73 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	51	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	us2000e1d8	Id of event.
Event Code	2000e1d8	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us2000e1d8,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.4 mag strikes near Machali in Chile

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