Sumallo River
| Sumallo River | ||
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| Data | ||
| location | British Columbia (Canada) | |
| River system | Skagit River | |
| Drain over | Skagit River → Pacific Ocean | |
| Headwaters |
Northern Cascade Range 49 ° 10 ′ 13 ″ N , 121 ° 15 ′ 15 ″ W. |
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| Source height | approx. 1350 m | |
| muzzle |
Skagit River Coordinates: 49 ° 12 ′ 28 " N , 121 ° 4 ′ 49" W 49 ° 12 ′ 28 " N , 121 ° 4 ′ 49" W. |
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| Mouth height | approx. 620 m | |
| Height difference | approx. 730 m | |
| Bottom slope | approx. 25 ‰ | |
| length | 29 km | |
| Catchment area | 210 km² | |
| Discharge A Eo : 208 km² Location: 2 km above the mouth |
MQ 1914/1922 Mq 1914/1922 |
8 m³ / s 38.5 l / (s km²) |
| Communities | Sunshine Valley | |
The Sumallo River is a 29 km long right tributary of the Skagit River in the southern Canadian province of British Columbia .
River course
The Sumallo River rises on the northern slope of Mount Rideout ( 2445 m ) in the Skagit Range , a ridge of the Northern Cascade Range . It initially flows 13 km to the north. At Sunshine Valley it turns to the southeast. The British Columbia Highway 3 (Crowsnest Highway) now follows the course of the river. The Sumallo River eventually flows into the Skagit River. The bottom 8 miles is in Manning Provincial Park .
Hydrology
The Sumallo River drains an area of 210 km². The mean discharge 2 km above the mouth is 8 m³ / s. The river usually carries the largest amounts of water in the months of May and June.