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Light earthquake: M4 quake has struck near Samos in Greece


Earthquake location 37.7973S, 26.9776WA light earthquake magnitude 4 (ml/mb) strikes 4 kilometers (2 miles) from Samos in Greece on Friday. Global date and time of event UTC/GMT: 30/10/20 / 2020-10-30 12:41:31 / October 30, 2020 @ 12:41 pm. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Event id: us7000cask. Ids that are associated to the earthquake: us7000cask. The earthquake occurred at a depth of 10 km (6 miles). The temblor was detected at 12:41:31 / 12:41 pm (local time epicenter). Exact location of event, depth 10 km, 26.9776° East, 37.7973° North.

The epicenter was 70 km (43 miles) from İzmir (c. 2 500 600 pop), 66 km (41 miles) from Karabağlar (c. 458 000 pop), 76 km (47 miles) from Aydın (c. 163 000 pop), 38 km (24 miles) from Söke (c. 68 200 pop), 25 km (16 miles) from Kuşadası (c. 63 200 pop), 52 km (32 miles) from Torbalı (c. 50 300 pop). Country/countries that might be effected, Turkey (c. 77 804 000 pop). Closest city/cities/towns to epicentrum/hypocenter was Milas, Çeşme, Kemalpaşa (min 5000 pop).

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

Did you feel it?

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, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 4 km N of Samos, Greece. This information comes from the USGS Earthquake Notification Service.

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More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 26.9776° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.7973° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 4 km N of Samos, Greece Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-10-30 12:41:31 Time when the event occurred. UTC/GMT
Updated 2020-11-28 12:22:03 Time when the event was most recently updated. UTC/GMT
Timezone offset Timezone offset from UTC in minutes at the event epicenter.
Felt 1 The total number of felt reports
CDI 4.6 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 247 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 1.425 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.63 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 80 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 us7000cask Id of event.
Event Code 7000cask An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us7000cask, A comma-separated list of event ids that are associated to an event.

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