BetaBetaDataset
To provide data on water sources in urban areas.
On average, cities retrieve water from 4 different sources. Note that if a city gets a small fraction of its water from surface water, there will be calculated values for this metric, but it is not particularly meaningful for a city's water risk or opportunity profile.
Data on the number of water sources both surface water and groundwater from which cities around the world harvest water. Averagely, cities retrieve water from 4 different sources.
Sample survey and monitoring data.