Africa Needs $50 Billion a Year for Water Security. Leaders at UNGA Want Projects Made Investable

African leaders are using the United Nations General Assembly to push water security out of the margins of development policy and into the centre of the continent’s investment agenda, with the African Union estimating that around US$50 billion a year is required to achieve water security and sustainable sanitation by 2030.

At the International High-Level Panel on Water Investments for Africa and Global Cooperation on the margins of UNGA81 in New York, leaders argued that the continent’s challenge is not simply identifying water needs. It is converting those needs into investable projects capable of attracting public, development and private capital.

The meeting was chaired by Namibian President Netumbo Nandi-Ndaitwah and included African Union Commission Chairperson Mahmoud Ali Youssouf and Senegalese Foreign Minister Cheikh Niang, representing President Bassirou Diomaye Faye.

A financing gap measured in tens of billions

Africa’s water challenge spans drinking water, sanitation, irrigation, flood protection, drought resilience, urban systems and the infrastructure required by industry and energy. Population growth and rapid urbanisation are increasing demand while climate shocks are making existing systems more vulnerable.

The scale of the annual financing requirement illustrates why public budgets and conventional development assistance cannot carry the burden alone. African governments are already balancing debt service, health, education, energy, transport and other infrastructure demands. Water therefore increasingly has to compete for capital on the basis of well-prepared projects and credible financing structures.

The AU’s water investment agenda has evolved accordingly. Earlier continental initiatives focused on mobilising additional public resources and partnerships. The discussion at UNGA81 places greater emphasis on project preparation, de-risking and mechanisms that can translate national water priorities into investment pipelines.

Making water projects bankable

That shift matters because many infrastructure gaps are not caused by an absence of potential capital alone. Investors frequently point to a shortage of projects with completed feasibility studies, clear revenue models, appropriate risk allocation and procurement structures capable of supporting long-term financing.

Water projects can be particularly difficult. Some produce predictable revenues through utilities and industrial users, while others deliver public benefits that cannot easily be converted into commercial cash flows. Blended finance, guarantees, concessional capital and public-private structures can therefore become important in matching different types of capital to different parts of a project.

At another UNGA81 financing discussion, the African Union welcomed mechanisms including an AquaBonds Initiative and a Regional Climate Resilience SME Facility, arguing that blended finance, capital markets, guarantees and concessional instruments can mobilise larger pools of investment than traditional aid models alone.

Water is also economic infrastructure

The investment case extends beyond household access. Reliable water systems support agriculture, mining, manufacturing, tourism, energy production and growing African cities. Water insecurity can constrain industrial investment just as directly as unreliable electricity or weak transport infrastructure.

For agriculture, irrigation and water management affect productivity and resilience to drought. For cities, inadequate systems raise public-health risks and constrain housing and commercial development. For industry, access to reliable water can influence where factories and processing facilities are located.

Namibia illustrates the strategic dimension particularly clearly. One of Africa’s driest countries, it has pursued desalination and other supply options while trying to diversify the infrastructure available to households and industry. Across the continent, countries facing different combinations of drought, flooding, ageing infrastructure and urban growth will require similarly tailored investment strategies.

The accountability question

The US$50 billion annual requirement is an estimate of the scale of investment Africa needs. It is not a new funding commitment made at UNGA81. That distinction will matter as governments and institutions move from high-level advocacy to implementation.

The more useful measure of progress will be the number of projects prepared, financed and delivered; the amount of private and institutional capital mobilised alongside public resources; and whether financing reaches the cities and communities where water insecurity is already constraining development.

Africa’s water challenge is therefore becoming an investment challenge. The UNGA81 discussion suggests African institutions increasingly recognise that closing the gap requires more than larger pledges. It requires turning water security into a pipeline of projects that governments, development institutions and investors can actually finance.

Sources

• African Union: UNGA81 International High-Level Panel on Water Investments for Africa
• African Union: UNGA81 climate-finance roundtable statement