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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.5 mag was detected near Pamandzi in Mayotte


Earthquake location -12.9263S, 45.3469WA light earthquake with magnitude 4.5 (ml/mb) was reported 16 kilometers (10 miles) from Pamandzi in Mayotte on Friday. The earthquake occurred at a depth of 10 km (6 miles) below the earth’s surface. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Id of earthquake: us1000eekd. Event ids that are associated: us1000eekd. Exact time and date of event in UTC/GMT: 25/05/18 / 2018-05-25 17:08:30 / May 25, 2018 @ 5:08 pm. Exact location of earthquake, 45.3469° East, -12.9263° South, depth 10 km. The temblor was picked up at 20:08:30 / 8:08 pm (local time epicenter).

Nearest cities/city/towns to hypocenter/epicentrum was Mtsamboro, Acoua, Bandraboua (min 5000 pop). Nearby country/countries that might be effected, Mayotte (c. 159 000 pop). The epicenter was 20 km (13 miles) from Mamoudzou (c. 54 800 pop), 26 km (16 miles) from Koungou (c. 18 100 pop), 19 km (12 miles) from Dzaoudzi (c. 15 300 pop), 20 km (12 miles) from Dembeni (c. 10 100 pop), 28 km (17 miles) from Sada (c. 9 800 pop), 16 km (10 miles) from Pamandzi (c. 9 100 pop), 35 km (22 miles) from Bandraboua (c. 7 900 pop).

In the past 24 hours, there have been fourty-six, in the last 10 days sixty-four, in the past 30 days seventy and in the last 365 days seventy earthquakes of magnitude 3.0 or greater that have been detected in the same area. Each year there are an estimated 13,000 light earthquakes in the world. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage.

Questions or comments?

Did objects rattle, topple over, or fall off shelves? Leave a comment or report about activity, shaking and damage at your home, country and city. 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: 16 km SSE of Pamandzi, Mayotte.

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More information

Parameter Value Description
Magnitude 4.5 mb The magnitude for the event.
Longitude 45.3469° East Decimal degrees longitude. Negative values for western longitudes.
Latitude -12.9263° South Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 16km SSE of Pamandzi, Mayotte Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2018-05-25 17:08:30 Time when the event occurred. UTC/GMT
Updated 2018-06-13 20:22:34 Time when the event was most recently updated. UTC/GMT
Timezone offset 180 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 312 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 6.321 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.89 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 65 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 us1000eekd Id of event.
Event Code 1000eekd An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us1000eekd, A comma-separated list of event ids that are associated to an event.

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