The booklet summarizes input from the five United Nations Regional Commissions and UN-Water regional discussion groups to the United Nations 2023 Water Conference. It provides a snapshot of the agreed input from the regional discussions to the global event, reflecting the diversity of views and experiences. It also showcases progress, opportunities and challenges identified in the five regions as well as cross-cutting issues of common concern. Additionally, the document provides an overview of progress made in each of the five regions against the relevant Sustainable Development Goals (SDGs), namely SDG 6 on Clean Water and Sanitation, and other water-related global mandates.