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Light earthquake, 4 mag was detected near San Rafael in Argentina

Posted by admin on July 30, 2018 0 Comments

Earthquake location -34.4862S, -68.6575WA light earthquake with magnitude 4 (ml/mb) was reported 33 kilometers (21 miles) from San Rafael in Argentina on Sunday. Event id: us2000gh0i. Ids that are associated to the earthquake: us2000gh0i. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Global time and date of event 30/07/18 / 2018-07-30 02:43:33 / July 30, 2018 @ 2:43 am UTC/GMT. The epicenter of the earthquake was roughly 10 km (6 miles) below the earth’s surface. Exact location of event, longitude -68.6575 West, latitude -34.4862 South, depth = 10 km. The temblor was detected at 23:43:33 / 11:43 pm (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was San Rafael. Epicenter of the earthquake was 33 km (21 miles) from San Rafael (c. 109 200 pop). Nearby country/countries that might be effected, Argentina (c. 41 343 000 pop).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days three 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.

Did you feel it?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. 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: 33 km WNW of San Rafael, Argentina.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -68.6575° West Decimal degrees longitude. Negative values for western longitudes.
Latitude -34.4862° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 33km WNW of San Rafael, Argentina Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-07-30 02:43:33 Time when the event occurred. UTC/GMT
Updated 2018-07-30 03:15:20 Time when the event was most recently updated. UTC/GMT
Timezone offset -180 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 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 247 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 1.434 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 68 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 us2000gh0i Id of event.
Event Code 2000gh0i An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000gh0i, A comma-separated list of event ids that are associated to an event.

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