Population and economic growth, as well as climate change, have pushed water crises to the top of the global agenda. Given the scale of the issues, delivering sustainable water management requires rapid mobilization of funding for water-related improvements and more effective use of existing resources.

This technical note serves as the main reference for the updated Aqueduct™ water risk framework, in which combine 13 water risk indicators—including quantity, quality, and reputational risks—into a composite overall water risk score.