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Light World Earthquakes Magnitude 4-4.9

Light earthquake 4 mag, 4 km SE of Ruda Slaska, Poland


Earthquake location 50.232S, 18.9127WA light earthquake magnitude 4 (mg/mb) was reported Saturday, 4 kilometers (2 miles) from Ruda Slaska in Poland. The temblor was reported at 00:16:22 / 12:16 am (local time epicenter) at a depth of 5 km (3 miles). Global time of event 17/04/15 / 2015-04-17 22:16:22 / April 17, 2015 @ 10:16 pm UTC/GMT. A tsunami warning has not been issued, according to the U.S. Geological Survey. Exact location of event, longitude 18.9127 East, latitude 50.232 North, depth 5 km, unique identifier, us200027gk.

Close countries, Czech Republic (c. 10 476 000 pop), Poland (c. 38 500 000 pop). The epicenter was 75 km (47 miles) from Kraków (c. 755 100 pop), 9 km (5 miles) from Katowice (c. 317 300 pop), 63 km (39 miles) from Ostrava (c. 313 100 pop), 65 km (40 miles) from Częstochowa (c. 248 100 pop), 15 km (9 miles) from Sosnowiec (c. 227 300 pop). Nearest city, towns to epicentrum/hypocenter was Kopřivnice, Čadca, Sędziszów.

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Leave a comment or report about shaking, activity and damage at your home, city and country. Read more about the earthquake, Seismometer information, Date-Time, Location, Distances, Parameters and details about this quake, recorded in: 4 km SE of Ruda Slaska, Poland.


More information

Parameter Value Description
Magnitude 4 mb The magnitude for the event.
Longitude 18.9127° East Decimal degrees longitude. Negative values for western longitudes.
Latitude 50.232° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 5 km Depth of the event in kilometers.
Place 4km SE of Ruda Slaska, Poland Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2015-04-17 22:16:22 Time when the event occurred. UTC/GMT
Updated 2015-04-17 23:05:21 Time when the event was most recently updated. UTC/GMT
Timezone offset 120 Timezone offset from UTC in minutes at the event epicenter.
Felt 2 The total number of felt reports
CDI 3.4 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 0.569 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 1 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 35 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 us200027gk Id of event.
Event Code 200027gk An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us200027gk, A comma-separated list of event ids that are associated to an event.

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