"Problem village" include all EXCEPT:
- A "problem village" has been defined as one where No source of safe water is available within a distance of 1.6 km, or where water is available at a depth of more than 15 metres, or where water source has excess salinity, iron, fluorides and other toxic elements, or where water is exposed to the risk of cholera.
Where no water source in a distance of 1.6 km from community
Water is available at a depth of more than 15 metres
There is excess of Na+, iron & fluoride salt
Risk of Guinea worm infection
Water