The period of camping (March and May) being a rainy season, coupled with the location of the camp, poor sanitation and drainage system could all encourage the breeding of mosquitoes (the malaria vector). The diarrhoea prevalence rate of is equally higher than the value reported for the normal population of Nigeria (being 28%) (UNICEF, 2005). Diarrhoea is a major killer of children per annum the poor sanitary condition and unsafe water sources may be responsible for the observed higher prevalence of Diarrhoeas. This justified the oral Dehydration intervention programme that was being run by the.