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

Posted by admin on October 3, 2017 0 Comments

Earthquake location 15.7942S, -94.5492WA light earthquake with magnitude 4 (ml/mb) was reported 49 kilometers (30 miles) from San Francisco del Mar in Mexico on Friday. Event id: us2000ay95. Ids that are associated to the earthquake: us2000ay95. Exact location of earthquake, -94.5492° West, 15.7942° North, depth 35.56 km. The epicenter of the earthquake was roughly 35.56 km (22 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4-magnitude earthquake has occurred at 19:30:59 / 7:30 pm (local time epicenter). Global date and time of event UTC/GMT: 09/09/17 / 2017-09-09 01:30:59 / September 9, 2017 @ 1:30 am.

The epicenter was 82 km (51 miles) from Salina Cruz (c. 73 600 pop), 87 km (54 miles) from Juchitán de Zaragoza (c. 67 600 pop), 85 km (53 miles) from Arriaga (c. 22 800 pop), 81 km (50 miles) from Unión Hidalgo (c. 12 700 pop), 68 km (43 miles) from Chahuite (c. 9 800 pop), 64 km (40 miles) from Las Amilpas (c. 8 800 pop). Nearby country/countries, Mexico (c. 112 469 000 pop) (That might be effected). Nearest cities/city/towns to hypocenter/epicentrum was Juchitán de Zaragoza, Arriaga, Salina Cruz (min 5000 pop).

In the past 24 hours, there have been two hundred and fifty-three, in the last 10 days two hundred and fifty-five, in the past 30 days two hundred and fifty-five and in the last 365 days two hundred and seventy-three earthquakes of magnitude 3.0 or greater that have been detected nearby. 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.

Did you feel the quake?

How did you respond? Did any furniture slide, topple over, or become displaced? Leave a comment or report about activity, shaking and damage at your home, city and country. This data comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, that has occurred near: 49 km SSE of San Francisco del Mar, Mexico.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -94.5492° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.7942° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 35.56 km Depth of the event in kilometers.
Place 49km SSE 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 2017-09-09 01:30:59 Time when the event occurred. UTC/GMT
Updated 2017-10-03 23:47:09 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 246 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 1.284 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.07 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 161 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 us2000ay95 Id of event.
Event Code 2000ay95 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000ay95, A comma-separated list of event ids that are associated to an event.

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