Water transfer schemes
Schemes that move water between catchments and across borders.
A 25 km storage and transfer tunnel beneath the Thames built to intercept combined sewer overflow discharges that Bazalgette’s Victorian system can no longer contain.
The largest water transfer scheme ever built, moving water from the Yangtze basin to the water-scarce North China Plain along routes over a thousand kilometres long.
Transfers water from the Lesotho highlands into South Africa’s Vaal system, supplying Gauteng — the country’s economic centre — while generating hydropower revenue for Lesotho.
Libya’s network of large-diameter pipelines conveying fossil groundwater from the Nubian Sandstone Aquifer beneath the Sahara to the coastal cities.
A gravity aqueduct completed in 1904 carrying water from reservoirs in mid-Wales to Birmingham, still supplying a large share of the city’s water more than a century later.