weir 2

The Northern Collector Tunnel Water Project (NCT 1)

NCT 1 Project entails construction of a fully lined 11.8km, 3.2m diameter tunnel to collect 40% of flood water from Maragua, Gikige & Irati Rivers. The project will increase Water Supply to Nairobi by 140 million liters per day to serve an additional 1.2 million residents by December 2019