Moderate mag. 4.3 earthquake - Polkowice County, Lower Silesia, Poland, on Sunday, Oct 17, 2021 2:20 pm (GMT +2) -

Moderate mag. 4.3 earthquake - Polkowice County, Lower Silesia, Poland, on Sunday, Oct 17, 2021 2:20 pm (GMT +2)

Moderate magnitude 4.3 earthquake at 10 km depth

17 Oct 12:23 UTC: First to report: GFZ after 2 minutes.
17 Oct 12:27: Magnitude recalculated from 4.4 to 4.3. Epicenter location corrected by 3 km (1.9 mi) towards NE.
Date & time: Oct 17, 2021 12:20:55 UTC -
Local time at epicenter: Sunday, Oct 17, 2021 2:20 pm (GMT +2)
Magnitude: 4.3
Depth: 10.0 km
Epicenter latitude / longitude: 51.56°N / 16.17°E (Polkowice County, Lower Silesia, Poland)
Antipode: 51.56°S / 163.83°W
Nearby towns and cities:
4 km (3 mi) S of Grębocice (pop: 1,500) --> See nearby quakes!
9 km (6 mi) NE of Polkowice (polkowicki) (pop: 21,600) --> See nearby quakes!
13 km (8 mi) SSE of Głogow (pop: 68,500) --> See nearby quakes!
18 km (11 mi) N of Lubin (pop: 77,500) --> See nearby quakes!
39 km (24 mi) N of Legnica (pop: 106,000) --> See nearby quakes!
41 km (26 mi) SE of Nowa Sol (Lubusz) (pop: 40,400) --> See nearby quakes!
42 km (26 mi) SW of Leszno (Greater Poland) (pop: 63,600) --> See nearby quakes!
53 km (33 mi) NE of Bolesławiec (pop: 40,700) --> See nearby quakes!
79 km (49 mi) NW of Breslau (pop: 634,900) --> See nearby quakes!
341 km (212 mi) W of Warszawa (Mazovia) (pop: 1,702,100) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 13.7°C (57 F), humidity: 55%, wind: 4 m/s (8 kts) from W
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag.DepthLocationSource
4.310 kmPolandGFZ
4.210 kmPOLANDEMSC
4.29.8 km5 Km E of Głogów, PolandUSGS
4.210 kmPoland: Glogow / PolenZAMG
4.13.6 kmPoland: LUBINUni Köln

User reports for this quake (22)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Koszalin / not felt : That quake has a mining background. Polkowice town is part of the largest industrial copper-extraction area in Poland, with a copper-processing plant operating nearby and was caused by using larger than usual amounts of explosives | 15 users found this interesting. (reported through our app)  
  • Thats a huge depth to be mining buddy, quit lying!!!
Tychy (256.6 km SE of epicenter) [Map] / not felt
Gołuchów, wielkopolskie (124.9 km ENE of epicenter) [Map] / not felt (reported through our app)
Wrocław / not felt
Airplane (903.6 km WNW of epicenter) [Map] / not felt : I was on a plane from the UK to Germany when it happened. Of course I didnt feel it. (reported through our app)  
Zwickau / not felt (reported through our app)
Hamburg / not felt
vienna / not felt (reported through our app)
Gdańsk, 80-323 / not felt
Korbach / not felt (reported through our app)
Warszawa (345.9 km ENE of epicenter) [Map] / not felt
12099 Berlin / not felt (reported through our app)
Lodz / not felt
Leipzig / not felt (reported through our app)
Wohnung Potsdam; habe gelesen. / not felt (reported through our app)
Berlin / not felt (reported through our app)
Pruszków / not felt
Rynarcice / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Głogów / Weak shaking (MMI III) / single lateral shake / 1-2 s : Hh  
Głogów / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
Olomouc, Czechia / not felt (reported through our app)
lubin / Weak shaking (MMI III) / single vertical bump / 5-10 s
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