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Light earthquake: M4.1 quake has struck near Poros in Greece

Earthquake location 37.57S, 23.57WA light earthquake magnitude 4.1 (ml/mb) strikes 12 kilometers (7 miles) from Poros in Greece on Sunday. Exact time and date of event in UTC/GMT: 28/05/16 / 2016-05-28 21:00:10 / May 28, 2016 @ 9:00 pm. The epicenter was at a depth of 16 km (10 miles). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). The 4.1-magnitude earthquake has occurred at 00:00:10 / 12:00 am (local time epicenter). Unique identifier: us20005ywl. Ids that are associated to the event: us20005ywl. Exact location of earthquake, longitude 23.57 East, latitude 37.57 North, depth = 16 km.

Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Kárystos, Kiáto, Thívai. Earthquake epicenter was 47 km (29 miles) from Athens (c. 664 000 pop), 42 km (26 miles) from Piraeus (c. 163 700 pop), 51 km (31 miles) from Peristéri (c. 140 000 pop), 44 km (27 miles) from Kallithéa (c. 100 600 pop), 59 km (37 miles) from Acharnés (c. 99 300 pop), 45 km (28 miles) from Níkaia (c. 89 400 pop). Nearby country/countries, Greece (c. 11 000 000 pop) (That might be effected).

In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days one and in the last 365 days two earthquakes of magnitude 3.0 or greater that have been detected in the same area. 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.

Did you feel the quake?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity 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: 12 km NE of Poros, 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 23.57° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 37.57° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 16 km Depth of the event in kilometers.
Place 12km NE of Poros, Greece Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-05-28 21:00:10 Time when the event occurred. UTC/GMT
Updated 2016-06-12 05:33:37 Time when the event was most recently updated. UTC/GMT
Timezone offset 180 Timezone offset from UTC in minutes at the event epicenter.
Felt 0 The total number of felt reports
CDI 1 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 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1.06 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 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 us20005ywl Id of event.
Event Code 20005ywl An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us20005ywl, A comma-separated list of event ids that are associated to an event.

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