Nairobi County has doubled the Ruai Sewerage Treatment Plant's capacity from 160,000 to 320,000 cubic metres per day and plans to expand Kariobangi from 30,000 to 90,000 cubic metres daily, alongside a 54-kilometre trunk sewer network, to manage rising wastewater volumes in a city of over seven million people.
16 July 2026 · Capital News →
Nairobi County has doubled the Ruai Sewerage Treatment Plant's wastewater capacity from 160,000 to 320,000 cubic metres per day, and plans to expand the Kariobangi plant from 30,000 to 90,000 cubic metres daily, aiming to reduce untreated sewage discharge into water bodies as the city's population grows.
16 July 2026 · Citizen Digital →
Nairobi's Ruai Sewerage plant treatment capacity has increased to 320,000 cubic litres per day, up from 160,000 cubic litres, through expansion of the Kariobangi Sewer Treatment Plant from 30,000 to 90,000 cubic metres per day. The upgrade aims to handle the city's growing population and reduce untreated sewage discharge into rivers and the environment.
16 July 2026 · The Standard →