South Sudan's cholera epidemic is still spreading, with 37 deaths and more than 1,700 reported cases since the outbreak in May.

Its capital Juba is growing so fast, but its primary drinking water supply remains what it’s always been - the River Nile - which provides cleaning water, industrial water and waste disposal.

With no proper water treatment facilities or sewage systems, many are vulnerable to the disease.

Al Jazeera's Anita McNaught reports from Juba.