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Light World Earthquakes Magnitude 4-4.9

Light earthquake, 4.1 mag has occurred near Polichnítos in Greece

Earthquake location 38.9901S, 26.0518WA light earthquake with magnitude 4.1 (ml/mb) was reported 15 kilometers (9 miles) from Polichnítos in Greece on Monday. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 01/02/21 / 2021-02-01 05:03:24 / February 1, 2021 @ 5:03 am UTC/GMT. The 4.1-magnitude earthquake has occurred at 05:03:24 / 5:03 am (local time epicenter). Event ids that are associated to the earthquake: us6000ddkb. Id of event: us6000ddkb. Exact location, longitude 26.0518° East, latitude 38.9901° North, depth = 10 km. The earthquake was roughly at a depth of 10 km (6 miles).

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Altınoluk, Aliağa, Çeşme. Country/countries that might be effected, Greece (c. 11 000 000 pop), Turkey (c. 77 804 000 pop). Event epicenter was 82 km (51 miles) from Aliağa (c. 44 900 pop), 66 km (41 miles) from Ayvalık (c. 35 200 pop), 45 km (28 miles) from Mytilíni (c. 28 300 pop), 70 km (43 miles) from Chíos (c. 24 000 pop), 77 km (48 miles) from Çeşme (c. 21 300 pop), 71 km (44 miles) from Foça (c. 15 200 pop).

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. In the past 24 hours, there have been five, in the last 10 days five, in the past 30 days five and in the last 365 days seven earthquakes of magnitude 3.0 or greater that has occurred nearby.

Did you feel the quake?

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. Read more about the earthquake, Distances, Seismometer information, Date-Time, Parameters, Location and details about this quake, that has struck: 15 km SW of Polichnítos, Greece. 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 26.0518° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 38.9901° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 15 km SW of Polichnítos, Greece Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2021-02-01 05:03:24 Time when the event occurred. UTC/GMT
Updated 2021-02-06 07:24:34 Time when the event was most recently updated. UTC/GMT
Timezone offset 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 0.669 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.81 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 37 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 us6000ddkb Id of event.
Event Code 6000ddkb An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us6000ddkb, A comma-separated list of event ids that are associated to an event.

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