You are here:Home#River Blogs#South Africa#Orange-Senqu#Upper Orange#Senqu/Orange river - The Lesotho Highlands Water Project (LHWP)
Senqu/Orange river rises in the mountain region of Lesotho, traversing in a generally western direction nearly 2000km to the Atlantic Ocean and being joined half way by the Vaal river coming in from the north-east. Although the mountain region of Lesotho constitutes only 5% of the the total catchment of the Senqu/Orange river, it provides about 50% of the total catchment run-off.