This disaster affected a total of fourteen regions. The Andaman and Nicobar Islands comprise 572 islands (land masses at low and high tide), of which 38 are inhabited by people from the mainland and indigenous tribes. The islands were just north of the earthquake epicentre, and the tsunami reached a height of in the southern Nicobar Islands. The official death toll was 1,310, with about 5,600 missing. The unofficial death toll (including those missing and presumed dead) was estimated at about 7,000. This ocean earthquake goes down in history as the deadliest of all time. It took the lives of over 230,000 victims throughout the fourteen regions and wounded more than double this number.