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Atikokan River in Ontario

River61.9 mi
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Around here

Around Atikokan River

Valerie Falls9.1 miTracy Rapids9.2 mi10 mi

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Data Source: Recreation.gov · Source: Canadian Geographical Names Database (NRCan), Open Government Licence - Canada · Public land: USGS PAD-US

About this river

Atikokan River is a 61.9 mile river. Streamflow is measured at the Water Survey of Canada gauge Atikokan River at Atikokan (site 05PB018). Reach geometry comes from Natural Resources Canada's National Hydro Network.

Typical flow by month

1978 to 2025

Atikokan River typically runs highest in May, at a median 192 cfs, and lowest in March, at 45 cfs. The highest flow on record for any single day is 1,289 cfs, in 2002.

Show the numbers
Typical flow by month at Atikokan River at Atikokan, in cfs
MonthTypical (cfs)Usual range (cfs)
January5543 to 77
February4840 to 57
March4538 to 58
April11081 to 181
May192115 to 290
June16186 to 224
July13178 to 168
August7151 to 116
September5933 to 92
October6143 to 105
November6942 to 112
December5840 to 94

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 46 years of record. Statistics published by the US Geological Survey for Atikokan River at Atikokan (site 05PB018). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.

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