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

Posted by admin on October 4, 2017 0 Comments

Earthquake location 15.4622S, -94.644WA light earthquake with magnitude 4 (ml/mb) was reported 85 km S of San Francisco del Mar, Mexico (53 miles) on Friday. The epicenter of the earthquake was roughly 58.54 km (36 miles) below the earth’s surface. Exact location of earthquake, -94.644° West, 15.4622° North, depth 58.54 km. Date and time of earthquake in UTC/GMT: 09/09/17 / 2017-09-09 03:01:00 / September 9, 2017 @ 3:01 am. The temblor was detected at 21:01:00 / 9:01 pm (local time epicenter). Id of earthquake: us2000ay9d. Event ids that are associated: us2000ay9d. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist).

There are an estimated 13,000 light earthquakes 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 two hundred and fifty-one, in the last 10 days two hundred and fifty-four, in the past 30 days two hundred and fifty-four and in the last 365 days two hundred and seventy-one earthquakes of magnitude 3.0 or greater that has struck near.

Did you feel it?

Were you asleep? Was it difficult to stand and/or walk? Leave a comment or report about shaking, activity and damage at your city, home and country. 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: 85 km S of San Francisco del Mar, Mexico.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude -94.644° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 15.4622° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 58.54 km Depth of the event in kilometers.
Place 85km 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 2017-09-09 03:01:00 Time when the event occurred. UTC/GMT
Updated 2017-10-04 04:02:51 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 1.394 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.37 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 175 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 us2000ay9d Id of event.
Event Code 2000ay9d An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us2000ay9d, A comma-separated list of event ids that are associated to an event.

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