Zone V: This is the most severe seismic (intensity above 7 in Richter scale) seismic zone and is referred as Very High Damage risk zone. The areas are. Northeastern states, parts of Jammu Kashmir, Uttarkhand, and Bihar and Kutch region.
Zone IV: This zone is second in severity (intensity between 5 and 7 in R.*) to zone VG. This is referred to as High Damage Risk zone. Northern regions of Jammu and Kashmir, Himachal Pradesh, Parts of Bihar, UP, Gujarat, West Bengal lie in this region zone. Northern regions of Jammu and Kashmir, Himachal Pradesh, parts of Bihar, UP, Gujarat, West Bengal.
Zone III: This is termed as Moderate Damage (very strong) Risk zone (intensity between 3 and 5 in R.*). The areas are Gujarat, Madya Pradesh, Rajasthan, Chhattisgarh, Odisha, Maharashtra, Northern Karnataka, Andhra Pradesh, West coastal region etc.
Zone II: This zone is referred to as low Damage (strong) Risk Zone (intensity 2 to 3 R.*). The areas are Rajasthan, Madhya Pradesh, Parts of Karnataka, Andhra Pradesh, Odisha etc.
Zone I: This zone is termed as Very Low Damage ( Slight-tremor) Risk Zone. The left out parts of India and Deccan Plateau region.
