Surface water outflow submitted to treaties

India is the top country by surface water outflow submitted to treaties in the world. As of 2020, surface water outflow submitted to treaties in India was 243 billion cubic meters per year that accounts for 36.69% of the world's surface water outflow submitted to treaties. The top 5 countries (others are Uzbekistan, Tajikistan, Sudan, and Kyrgyzstan) account for 84.11% of it. The world's total surface water outflow submitted to treaties was estimated at 662.3 billion cubic meters per year in 2020.