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Jean Marie River in Northwest Territories

River43.3 mi
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Around Jean Marie River

5 mi

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Source: Canadian Geographical Names Database (NRCan), Open Government Licence - Canada

About this river

Jean Marie River is a 43.3 mile river. Streamflow is measured at the Water Survey of Canada gauge Jean-Marie River at Highway No. 1 (site 10FB005). Reach geometry comes from Natural Resources Canada's National Hydro Network.

Typical flow by month

1972 to 2023

Jean Marie River typically runs highest in May, at a median 653 cfs, and lowest in March, at 10 cfs. The highest flow on record for any single day is 7,451 cfs, in 1988.

Show the numbers
Typical flow by month at Jean-Marie River at Highway No. 1, in cfs
MonthTypical (cfs)Usual range (cfs)
January1510 to 21
February128.3 to 17
March107.0 to 14
April118.2 to 15
May653323 to 1,157
June337193 to 505
July15165 to 302
August10340 to 202
September7725 to 196
October8729 to 160
November4322 to 67
December2216 to 35

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 52 years of record. Statistics published by the US Geological Survey for Jean-Marie River at Highway No. 1 (site 10FB005). 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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