With no new cases of cholera for a while now the schools in the area have been allowed to open this week. It looks like the danger has passed.
With people living very close together in the rural towns it is difficult to build proper toilet pits and with lots of rain the water table rises and it's easy to get contaminated. When Sue lived in Nampundwe, one very rainy season the concrete floor of her loo collapsed into the pit!
Living in Mukobela they depend on boreholes for water - they are very deep so the water comes "ready filtered" and it's clear and sweet to drink.