North Nahanni River

North Nahanni River
The North Nahanni River flows along the Battlement Range in the picture
Data
location	Northwest Territories ( Canada )
River system	Mackenzie River
Drain over	Mackenzie River  → Arctic Ocean
source	in the Backbone Ranges ( Mackenzie Mountains ) 62 ° 16 ′ 18 ″  N , 126 ° 23 ′ 55 ″  W
Source height	approx.  2000  m
muzzle	110 km northwest of Fort Simpson in the Mackenzie River Coordinates: 62 ° 14 ′ 44 "  N , 123 ° 19 ′ 43"  W 62 ° 14 ′ 44 "  N , 123 ° 19 ′ 43"  W
Mouth height	105  m
Height difference	approx. 1895 m
Bottom slope	approx. 9.5 ‰
length	approx. 200 km

The North Nahanni River is a left tributary of the Mackenzie River in the Canadian Northwest Territories .

The river has its source in the Backbone Ranges , a part of the Mackenzie Mountains . It flows through the mountains in a predominantly eastern direction. In the lower reaches, the river valley forms the border between the southern Backbone Ranges and the northern Canyon Ranges . The North Nahanni River reaches the Mackenzie River after about 200 km. The mouth of the river is 105  m above sea level and is 110 km northwest of Fort Simpson . The catchment area of the North Nahanni River borders on that of the South Nahanni River in the southwest .