According to BNBC 2020, different regions of Bangladesh have been divided into four parts according to the magnitude of the earthquake.
These are happening.
1 / less earthquake prone areas
2 / Moderate earthquake prone areas
3 / Severe earthquake prone areas
4 / Very severe earthquake prone areas
1 / less earthquake prone areas :.
This includes the southwestern part of Bangladesh
Barisal
Khulna
Jessore,
Rajshahi ...
Seismic Zone Coefficient, Z = 0.12
2 / Moderate earthquake prone areas
It includes the lower central and northwestern parts
Noakhali
Dhaka
Pabna
Dinajpur
Also some parts of the south including the Sundarbans
Seismic Zone Coefficient of these regions, Z = 0.2
3 / Severe earthquake prone areas
Upper central and northwestern part which includes ...........
Brahmanbaria
Sirajganj
Rangpur
Seismic Zone Coefficient of these regions, Z = 0.28
4 / Very severe earthquake prone areas
North-eastern part which includes Sylhet, Mymensingh, Kurigram
Seismic Zone Coefficient of these regions, Z = 0.36
Good Educational post