How Sh6b went down drain in an uphill sewer line

A sewer line at Nairobi's Mathare 4C. Nairobi Water and Sewerage Company claims some of the city's lines are a waste of money. [File, Standard]

Nairobi Water and Sewerage Company (NWSC) has accused Athi Water Works Development Agency (AWWDA) of investing Sh6 billion on a sewage system that does not work.

Correspondences seen by The Sunday Standard also warn that Nairobi residents might have to pay more for water and sewerage services in the next four months.