Army aviation pilots, after taking into account the avionics of the two-seater chopper, have been flying such sorties to areas like Badrinath, Jangalchhati and Harshil.
The Army aviation today launched a reconnaissance operation through these choppers in the affected areas to rescue those who are trapped and have even sent a squad of 200 troops to comb the jungle terrains for survivors.
"The machines are working using optimum fuel but security of passengers and rescued people is of paramount importance.There is no compromise on security of the men and machine," the officer said.
The Army Aviation Corps (AAC) has deployed 5 'Cheetah' choppers and two Dhruv helicopters alongside Indian Air Force (IAF) assets.
These helicopters have till now rescued close to 500 people and are expected to take to the skies once the weather gets better, the officer said.