Jonk (river)

Jonk
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Data
location	Chhattisgarh , Odisha ( India )
River system	Mahanadi
Drain over	Mahanadi  → Indian Ocean
source	in the Nuapada district, 20 ° 29 ′ 7 "  N , 82 ° 26 ′ 2"  E
Source height	approx.  700  m
muzzle	Mahanadi coordinates: 21 ° 42 ′ 48 "  N , 82 ° 35 ′ 17"  E 21 ° 42 ′ 48 "  N , 82 ° 35 ′ 17"  E
Mouth height	approx.  220  m
Height difference	approx. 480 m
Bottom slope	approx. 2.3 ‰
length	approx. 210 km
Reservoirs flowed through	Patora dam

The Jonk is a right tributary of the Mahanadi in central-east India .

The Jonk rises in the west of the state of Odisha in the Nuapada district . The headwaters are located on the Sundabeda plateau at an altitude of about 700  m . The river flows mostly in a northerly direction. The Beniadhas waterfall lies on the upper reaches . 10 km southwest of the district capital Nuapada , the river is dammed by the 33.6 m high Patora Dam . Shortly afterwards it forms the border between the states of Chhattisgarh in the west and Odisha in the east over a length of 50 km . The lower 80 km the Jonk flows through the two districts Mahasamund and Balodabazar in Chhattisgarh. 30 km before it flows into the Mahanadi at Shivrinarayan , the river cuts through the Barnawapara Forest Range . The Jonk has a length of about 210 km.