Assessing Nigeria's Sustainable Development Goals through improved wastewater treatment

Nigeria's effort to meet its 2030 development goals is seriously threatened by a widespread water and sanitation crisis. This paper suggests that elevating the priority of wastewater treatment could unlock significant progress across Nigeria's development agenda, as it sits at the center of multiple Sustainable Development Goals (SDGs). The analysis reveals a critical infrastructure gap, with treatment coverage at a mere 15% in urban areas and below 5% in rural communities. This deficit not only impedes progress on SDG 6 (Clean Water and Sanitation) but also undermines public health, the economy, and the environment. Conversely, this paper champions a paradigm shift, positioning wastewater as a recoverable resource rather than a waste stream. The analysis demonstrates how wastewater technologies can serve as operational backbone for SDG 6 and trigger a cascade of co-benefits across SDGs 1 (Poverty), 2 (Hunger), 3 (Health), 5 (Gender), 7 (Energy), 8 (Economy), and 13 (Climate), unlocking an estimated $10-13 billion in annual economic value and creating over 500,000 jobs. To translate this potential into action, the study proposes a framework of Nigeriaspecific SDG indicators, built on five pillars (Technical, Economic, Environmental, Social, and Institutional), to ensure accountable, data-driven progress. Ultimately, this paper contends that strategic investment in wastewater management is not a mere utility cost but a foundational prerequisite for Nigeria's sustainable and prosperous future.