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Bella Coola River in British Columbia

River38.8 mi
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Around Bella Coola River

10 mi

About this river

Bella Coola River is a 38.8 mile river. Streamflow is measured at the Water Survey of Canada gauge Bella Coola River above Hammer Creek (site 08FB011). Reach geometry comes from Natural Resources Canada's National Hydro Network.

Typical flow by month

2011 to 2025

Bella Coola River typically runs highest in July, at a median 8,370 cfs, and lowest in March, at 818 cfs. The highest flow on record for any single day is 20,800 cfs, in 2012.

Show the numbers
Typical flow by month at Bella Coola River above Hammer Creek, in cfs
MonthTypical (cfs)Usual range (cfs)
January1,059735 to 1,523
February929598 to 1,262
March818573 to 1,026
April1,2291,104 to 1,785
May7,1874,944 to 9,676
June7,2926,233 to 9,676
July8,3707,416 to 9,570
August7,6286,745 to 8,299
September4,1853,600 to 5,527
October2,6591,819 to 3,920
November1,7571,310 to 2,399
December1,218966 to 1,672

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 14 years of record. Statistics published by the US Geological Survey for Bella Coola River above Hammer Creek (site 08FB011). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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