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Onye na-arụ ọrụ dịka onye nchịkọta otu Nigerian Hydrological Services Agency nke ngalaba Federal Ministry of Water Resources bụ Olayinka Ogunwale, kwuputara maka idemmiri a nỌka, ebe ha na-eme nzukọ ha na-eme kwa afọ, ebe a na-akọwa olileanya gbasara idemmiri a kpọrọ Annual Flood Outlook AFO nke 2018. 