Class

Route Cause

Disease

Water-borne

Drinking contaminated water

Cholera, Amoebic dysentery, Bacillary dysentery (shigellosis), Cryptosporidiosis, Typhoid, Giardiasis, Paratyphoid, Balantidiasis, Salmonellosis, Campylobacter enteritis, Rotavirus diarrhoea, E. coli diarrhoea, Hepatitis A, Leptospirosis and Poliomyelitis [21] [22] [24] .

Water-Washed

Lack of clean water for washing.

Scabies, Typhus, Yaws, Relapsing fever, Impetigo, Trachoma, Conjunctivitis and Skin ulcers.

Water-Based

Host organisms that develop to human parasites.

Schistosomiasis, Dracunculiasis, Paragonimiasis and Clonorchiasis.

Insect-Vector

Organisms that need water to breed.

Mosquito-borne diseases; Malaria, Yellow fever, Dengue fever, Filariasis and Fly-borne diseases; Onchocerciasis (river-blindness), Trypanosomiasis (West African sleeping sickness), Leishmaniosis (Kala-azar), Loiasis, [21]