Light earthquake, 4.2 mag has occurred near Atocha in Bolivia

A light earthquake magnitude 4.2 (ml/mb) strikes 45 kilometers (28 miles) from Atocha in Bolivia on Saturday. Id of earthquake: us1000avd6. Event ids that are associated: us1000avd6. Exact location of event, longitude -66.6616 West, latitude -21.0342 South, depth = 232.68 km. Date and time of earthquake in UTC/GMT: 21/10/17 / 2017-10-21 22:37:02 / October 21, 2017 @ 10:37 pm. The 4.2-magnitude earthquake was detected at 18:37:02 / 6:37 pm (local time epicenter). The epicenter was at a depth of 232.68 km (145 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

Nearby country/countries, Bolivia (c. 9 947 000 pop) (That might be effected). Nearest cities/city/villages to epicentrum/hypocenter was Colchani, Uyuni (min 5000 pop). Epicenter of the earthquake was 86 km (54 miles) from Colchani (c. 12 000 pop), 66 km (41 miles) from Uyuni (c. 10 300 pop).

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

Questions or comments?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 45 km WSW of Atocha, Bolivia. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.2 mb	The magnitude for the event.
Longitude	-66.6616° West	Decimal degrees longitude. Negative values for western longitudes.
Latitude	-21.0342° South	Decimal degrees latitude. Negative values for southern latitudes.
Depth	232.68 km	Depth of the event in kilometers.
Place	45km WSW of Atocha, Bolivia	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-10-21 22:37:02	Time when the event occurred. UTC/GMT
Updated	2017-10-21 22:52:10	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	271	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	2.371	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.71 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	55	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	us1000avd6	Id of event.
Event Code	1000avd6	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000avd6,	A comma-separated list of event ids that are associated to an event.

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Light earthquake, 4.2 mag has occurred near Atocha in Bolivia

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