Soo River

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Soo River
Data
location British Columbia ( Canada )
River system Fraser River
Drain over Green River  → Lillooet River  → Harrison River  → Fraser River  → Pacific Ocean
Headwaters Eastern flank of Little Ring Peak to the southeast of the Pemberton Icefield
50 ° 16 ′ 38 ″  N , 123 ° 18 ′ 25 ″  W
Source height approx.  1800  m
muzzle Green River Coordinates: 50 ° 15 '38 "  N , 122 ° 51' 44"  W 50 ° 15 '38 "  N , 122 ° 51' 44"  W.
Mouth height approx.  350  m
Height difference approx. 1450 m
Bottom slope approx. 32 ‰
length 46 km
Catchment area approx. 287 km²
Discharge at gauge 08MG007
A Eo : 283 km²
Location: 4.7 km above the mouth
MQ 1925/1947
Mq 1925/1947
19 m³ / s
67.1 l / (s km²)

The Soo River is a 46 km long left tributary of the Green River in the Canadian province of British Columbia .

River course

The Soo River rises on the eastern flank of the 2147  m high Little Ring Peak in the southeast of the Pemberton Icefield at an altitude of about 1500  m , 30 km northwest of Whistler in the Pacific Ranges , a part of the Coast Mountains . It is fed by several glaciers, including the Appa Glacier . The Soo River flows mainly in an easterly direction through the mountains. For the last 3 miles, the Soo River turns north. It flows parallel to the Green River before it flows into it. The British Columbia Highway 99 (Whistler – Pemberton) crosses the river a few meters above the mouth . 2.3 km downstream is the confluence of Rutherford Creek in the Green River.

Hydrology

The Soo River drains an area of ​​287 km². The mean discharge 4.7 km above the mouth is 19 m³ / s. Between May and October the river carries an above-average amount of water. The highest monthly outflows usually occur during glacier ice melt in June and July.

Use of hydropower

7.7 km above the mouth is a rubber dam, to which a part of the river water over a 960 m long tunnel located the effluent as well as a pressure line 240 subterranean m long with 2 m diameter Laufwasserkraftwerk is supplied. The power plant was built between September 1992 and May 1994 and has been in operation ever since. It has 2 Francis turbines with 7 MW each. The height of fall is 103.5 m. The expansion flow is 15 m³ / s. Below the power plant, the water returns to the river bed via a 230 m long canal.

Web links

Individual evidence

  1. ^ A b c Government of Canada: Historical Hydrometric Data Search Results: Station 08MG007
  2. a b c Stuart Croft: Soo River Hydro - Intake Sediment Management (PDF, 2.7 MB) The Summit Power Group. October 15, 2014. Retrieved February 28, 2018.
  3. ^ Soo River Hydroelectric Project . Westpark Electric Ltd .. Retrieved February 28, 2018.