Nagtal is reached from Phata of Rudraprayag district via Jammu village. From Jammu Village to Nag Tal about 3.5 km. It's beautiful and narrow Trek. Height of this Taal is 9915 feet.
Nag Tal is beautiful lake situated in the lap of nature which is covered with forests on all sides. The Lake is very deep. The color of this Lake appers black but its water is absolutely pure and contains medicines.