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Light earthquake: M4.2 quake has struck near Grebocice in Poland

Earthquake location 51.5648S, 16.184WA light earthquake with magnitude 4.2 (ml/mb) was detected on Saturday, 3 kilometers (2 miles) from Grebocice in Poland. The earthquake occurred at a depth of 13.53 km (8 miles) below the earth’s surface. Id of earthquake: us100068uh. Event ids that are associated: us100068uh. The temblor was reported at 21:10:38 / 9:10 pm (local time epicenter). A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact time and date of earthquake 30/07/16 / 2016-07-30 19:10:38 / July 30, 2016 @ 7:10 pm UTC/GMT. Exact location of event, depth 13.53 km, 16.184° East, 51.5648° North.

Country/countries that might be effected, Poland (c. 38 500 000 pop). Nearest city/cities or towns, with min 5000 pop, to epicentrum/hypocenter was Oleśnica, Krosno Odrzańskie, Puszczykowo. Epicenter of the earthquake was 78 km (49 miles) from Wrocław (c. 634 900 pop), 88 km (55 miles) from Wałbrzych (c. 127 400 pop), 62 km (39 miles) from Zielona Góra (c. 118 400 pop), 39 km (25 miles) from Legnica (c. 106 000 pop), 80 km (50 miles) from Jelenia Góra (c. 87 300 pop), 18 km (11 miles) from Lubin (c. 77 500 pop).

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 one earthquakes of magnitude 3.0 or greater that have been detected nearby. Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Every year there are an estimated 13,000 light earthquakes in the world.

How would you describe the shaking?

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. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 3 km SSE of Grebocice, Poland.

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More information

Parameter Value Description
Magnitude 4.2 mb The magnitude for the event.
Longitude 16.184° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 51.5648° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 13.53 km Depth of the event in kilometers.
Place 3km SSE of Grebocice, Poland Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2016-07-30 19:10:38 Time when the event occurred. UTC/GMT
Updated 2016-08-18 02:45:10 Time when the event was most recently updated. UTC/GMT
Timezone offset 120 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 271 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 1.988 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.85 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 39 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 us100068uh Id of event.
Event Code 100068uh An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us100068uh, A comma-separated list of event ids that are associated to an event.

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