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Light earthquake: M4.9 quake has struck near San Francisco del Mar in Mexico

Posted by admin on September 11, 2017 0 Comments

Earthquake location 15.9278S, -94.6407WA light earthquake with magnitude 4.9 (ml/mb) was reported 33 kilometers (21 miles) from San Francisco del Mar in Mexico on Monday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location of event, depth 70.88 km, -94.6407° West, 15.9278° North. Global time and date of event 11/09/17 / 2017-09-11 22:20:56 / September 11, 2017 @ 10:20 pm UTC/GMT. Id of earthquake: us2000akf8. Event ids that are associated: us2000akf8. The earthquake was roughly at a depth of 70.88 km (44 miles). The 4.9-magnitude earthquake was detected at 16:20:56 / 4:20 pm (local time epicenter).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Tonalá, San Jerónimo Ixtepec, Arriaga. Nearby country/countries, Mexico (c. 112 469 000 pop) (That might be effected). The epicenter was 66 km (41 miles) from Salina Cruz (c. 73 600 pop), 70 km (43 miles) from Juchitán de Zaragoza (c. 67 600 pop), 78 km (48 miles) from Santo Domingo Tehuantepec (c. 37 400 pop), 96 km (60 miles) from Tonalá (c. 32 900 pop), 88 km (54 miles) from San Jerónimo Ixtepec (c. 23 200 pop), 86 km (54 miles) from Arriaga (c. 22 800 pop), 64 km (40 miles) from Unión Hidalgo (c. 12 700 pop).

In the past 24 hours, there have been nine, in the last 10 days ninety-five, in the past 30 days ninety-five and in the last 365 days one hundred and thirteen earthquakes of magnitude 3.0 or greater that has occurred nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light earthquakes in the world.

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 33 km S of San Francisco del Mar, Mexico. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.9 mb The magnitude for the event.
Longitude -94.6407° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.9278° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 70.88 km Depth of the event in kilometers.
Place 33km S of San Francisco del Mar, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2017-09-11 22:20:56 Time when the event occurred. UTC/GMT
Updated 2017-09-11 22:39:46 Time when the event was most recently updated. UTC/GMT
Timezone offset -360 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 369 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 3.083 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.02 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 153 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 us2000akf8 Id of event.
Event Code 2000akf8 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000akf8, A comma-separated list of event ids that are associated to an event.

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