Udu, Nigeria
Its geographical feature consists of numerous streams that inter-connect into an intricate web of rivers, lagoons, swamps and wetlands.of an average yearly temperature of 28.58°C and 204.98 days of precipitation, the savanna climate in Ndiagu-Onicha is tropical wet and dry.[2] The villages that makes up of the present Udu local government area are historically grouped into three sub-clans.These are the villages and towns: Aladja, Ovwian, Emadadja, Egini, Obubu, Ubogo, Oleri, Oto Udu, Ogbe Udu, Ukpiovwin, Ukperheren, Ayama, Ekrota, Ugbisi, Owhrode, Ekete Oboto, Ekete Uburhie, Okolo Uburhie, Okolo Oboto, Ovworhokpokpo, Erhiephiho, Egiegi, Epame, Ujevwu, Oghior, Ohwase.Silica is available in a nearby town for the manufacture of glass and also is crude oil, natural gas and other minerals for the petrochemical industry.