Nairobi, April 24 -- Felix Kavi had to wade through knee-high water to reach the gate. He resides in 360 Phase Two estate, Syokimau, in Machakos County which has been submerged in water. His is among scores of families in the estate which have been affected for the last three days.

The worried residents watch helplessly as the water levels continue to rise dangerously.

The sewage system for residents who live on the ground floor was blocked on Tuesday and the water in the underground storage tanks was contaminated.

In Maxim, Syokimau, the situation is more dire. Marcella Mbithe, who has lived in the area since 1992, said that she woke up last Friday to the horror of a submerged house.

"It has never been this bad," a worried Mbithe sai...