南水北调东中线累计调水超845亿立方米

Core Insights - The South-to-North Water Diversion Project's East and Middle Line Phase I has successfully diverted over 84.5 billion cubic meters of water in 11 years, benefiting 195 million people across 48 major cities, significantly promoting high-quality economic and social development in the region [1] Group 1: Water Quality and Supply - The water quality of the Middle Line project has consistently met surface water Class II standards or above, while the East Line project has maintained Class III standards [1] - The guaranteed supply rate for domestic water in cities along the Middle Line has increased from less than 75% to over 95% [1] - The guaranteed supply rate for domestic and industrial water in cities along the East Line has improved from below 80% to over 97% [1] Group 2: Ecological Benefits - The project has utilized surplus water before floods for ecological replenishment, aiding in the recovery of the ecological environment of rivers and lakes along the route [1] - The South-to-North Water Diversion Project has cumulatively implemented ecological replenishment for over 50 rivers in Northern China [1]