New Delhi, Sept. 5 -- Nepal's death toll from the devastating August 26 flash floods has risen to 1,344, as rescue and relief operations continue across the affected areas.

The floods swept away settlements and damaged key infrastructure, including roads, bridges and drinking water systems, while authorities are now facing concerns over contaminated water and the possible spread of diseases.

5 of 15 drinking water sources in flood-hit Bidur were found contaminated with E. coli, raising concerns about waterborne illnesses.

Authorities are considering cholera vaccination for around 100,000 vulnerable people and measles vaccination for more than 75,000 children, while the government has also announced cash assistance for several badly aff...