Over 200 people and two Indian Air Force helicopters were pressed into service to control a wildfire spread over 10 sq km of the Sariska Tiger Reserve in Rajasthan's Alwar, officials said on Tuesday.
The fire had started on Sunday evening and was brought under control on Monday.
A few hours later in the evening, the forest fire flared again and was continuing till Tuesday evening.
The Forest Department asked people of nearby villages not to enter the forest area.
The officials said no tiger is stuck in the affected area and their movement is being monitored.
The Sariska reserve has 27 tigers, they added.
Earlier