The 2020 Annual Flood Outlook (2020 AFO) has predicted that twenty eight states in Nigeria have been marked as propable Flood Risk Areas.
The Director General of Nigeria Hydrological Services Agency, Engr Clement Onyeaso Nze disclosed this in Abuja Nigeria’s capital while giving an update to the nation on the flooding incidents across the country and what to expect in the coming months.
He revealed that one hundred and two (120) Local Government Areas will be affected within the highly propable flood risk area in the twenty eight states as predicted by the 2020 Annual Flood Outlook.
Engr Nze stated that the months of July, August, September and October also known as JASO months signified heavy rainfall, flooding and flood disasters in most part of the country.
According to the NIHSA DG, “the remaining three hundred and ninety seven LGAs fall within the low propable Flood Risks areas. The states that are contiguous to rivers Niger and Benue, namely: Kebbi, Niger, Kwara, Adamawa, Taraba, Benue, Nassarawa, Kogi, Anambara, Delta, Edo, Rivers, and Bayelsa are likely to be affected by river flooding. Coastal flooding is expected in Rivers, Cross Rivers, Delta, Lagos, Ondo, and Bayelsa states. On account of poor drainage systems, flash and urban floods are expected to occur in major cities across the country, namely, Birni-Kebbi, Sokoto, Lokoja, Kaduna, Suleja, Gombe, Yola, Makurdi, Abuja, Lafia, Asaba, Port Harcourt, Yenagoa, Lagos, Ibadan, Abeokuta”.
Others are Benin City, Oshogbo, Ado-Ekiti, Abakaliki, Awka, Nsukka, etc. To give the 2020 AFO publication the urgency it deserves, the Honourable Minister of Water Resources had long notified all the states Governors on the level of flooding to expect in their respective states, indicating names of the LGAs likely to be adversely affected in each state “, he added
He said the floods are often aggravated by the trans-boundary inflows of rivers Niger and Benue from outside the country before it empties into the Atlantic Ocean in Nigeria.
Engr Nze further hinted that in an event there is release of excess water from the Dams in other countries upstream rivers Niger and Benue this year, it will have more negative impacts on Nigeria which is located downstream other countries in the Niger Basin.
He further pointed out that based on the 2020 Season Rainfall prediction made public earlier in the year by the Nigerian Meteorological Agency, Nimet, the earliest cessation date for rainfall in the southern part of the country is December 28th ,while September 26th is the cessation date for rainfall in the Northern part of the country.
Nze went further to explained that Lagos and Ogun states are expected to have two hundred and fifty five days and three hundred and thirty two days of rainfall respectively in 2020.
The DG emphasized that, though the Ogun – Oshan River Basin Development Authority which owns and regulates the operation of the Oyan has already put in place the frame work for the regulations of excess water releases from the Dams in the coming months.
” From their scheduled releaseds, it is expected that the basic of the amount of the rainfall from the upstream catchment, and the impact of other rivers downstream, the release of water from the Dam may be in the range of 8-11 million cubic meter, mcm, per day during the month of August. The figure might get to an average of 18-20 million cubic meter, mom, per day by September. October being peak periods, the releases may likely increase to 23-27 million cubic meters, mcm, per day. Gradual reduction in the amount release of water to tune 11-13 million meters, mcm, per day commences in November” , Engr Nze stated.
The NIHSA boss then advised states, and local governments, stakeholders, multi-national companies and public spirited individuals and philanthropist that all hands must be on deck to save the country from the consequences of food pandemic in the year 2020.