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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag was detected near Santa Maria Petapa in Mexico

Earthquake location 16.8616S, -95.0946WA light earthquake magnitude 4.1 (ml/mb) has struck on Thursday, 3 kilometers (2 miles) from Santa Maria Petapa in Mexico. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 11/08/16 / 2016-08-11 19:46:58 / August 11, 2016 @ 7:46 pm UTC/GMT. Exact location of earthquake, longitude -95.0946 West, latitude 16.8616 North, depth = 98.9 km. Id of earthquake: us10006d33. Event ids that are associated: us10006d33. The temblor was detected at 14:46:58 / 2:46 pm (local time epicenter). The epicenter of the earthquake was roughly 98.9 km (61 miles) below the earth’s surface.

Nearby country/countries that might be effected, Mexico (c. 112 469 000 pop). Epicenter of the earthquake was 76 km (47 miles) from Salina Cruz (c. 73 600 pop), 48 km (30 miles) from Juchitán de Zaragoza (c. 67 600 pop), 62 km (38 miles) from Santo Domingo Tehuantepec (c. 37 400 pop), 31 km (20 miles) from San Jerónimo Ixtepec (c. 23 200 pop), 6 km (4 miles) from Matías Romero (c. 21 100 pop), 52 km (32 miles) from Unión Hidalgo (c. 12 700 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Santo Domingo Zanatepec, San Francisco Ixhuatan, Salina Cruz.

In the past 24 hours, there have been four, in the last 10 days five, in the past 30 days six and in the last 365 days seventeen earthquakes of magnitude 3.0 or greater that has struck near. 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.

How would you describe the shaking?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 3 km NE of Santa Maria Petapa, Mexico. This data comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4.1 mb The magnitude for the event.
Longitude -95.0946° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 16.8616° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 98.9 km Depth of the event in kilometers.
Place 3km NE of Santa Maria Petapa, Mexico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-08-11 19:46:58 Time when the event occurred. UTC/GMT
Updated 2016-09-08 19:21:51 Time when the event was most recently updated. UTC/GMT
Timezone offset -300 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 259 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 0.304 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 97 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 us10006d33 Id of event.
Event Code 10006d33 An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us10006d33, A comma-separated list of event ids that are associated to an event.

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