Ruda Śląska (Poland)
On November 29, at the morning, a mining tremor was recorded at the mine "Ruch Bielszowice" in Ruda Slaska. The tremor was occured at the level of 1000 meters underground. A tremor of 3.15 hpules at the depth of 1000 metres was recorded at 6:16 hours - i forms the dispatcher of the State Mining Authority.
https://rudaslaska.com.pl/i,wstrzas-w-kopalni---czuliscie-tapniecie,200274,1359523.html+1
Katowice (Poland)
I live in katowice and we have all time earth quake for us its normal ..sometimes are really strong ..more than 3.30