India, Aug. 26 -- At least three people have died after a massive and swift flash flood swept through parts of northern Nepal on Wednesday, washing away villages and damaging infrastructure in the region, media reports said.

According to local media reports, 14 customs officials went missing following the flooding.

District Police Office chief Bipin Regmi told The Himalayan Times that three unidentified bodies were recovered from the banks of the Trishuli River in Nuwakot - two at Simchaur and one at Kolputar.

The Nepal Army, Armed Police Force and Nepal Police have launched rescue operations, with helicopters deployed to assist in relief and evacuation efforts.

Officials told the BBC that they believe the flooding was caused by melti...