The National Emergency Management Agency (NEMA), on Monday, released the number of casualties of this year's flooding across the country, which is regarded as the worst in five decades.

Many parts of Nigeria had been submerged by flood in recent time, as major rivers like the Niger, the continent's third longest, overflowed their banks.

The states affected are Kaduna, Kwara, Benue, Borno, Oyo, Niger, Cross River, Akwa Ibom, Taraba, Lagos, Osun, Bauchi, Sokoto, Plateau, Adamawa, Gombe, Imo, Ogun and Kebbi.

Adamawa and Kogi recorded the highest number of casualties.

The provisional figures released by NEMA indicated that a total of 7,705, 398 persons were affected by the flood between July 1, 2012 and October 31, 2012.

It added that out of the affected population, 2,157, 419 Internally Displaced Persons (IDPs) were registered across the affected states.

The figure also showed that 363 persons died while 18, 282 people were treated for injuries they sustained during the flooding.