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Rat River in Northwest Territories

River62.1 mi
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Around Rat River

10 mi

Public land: USGS PAD-US

About this river

Rat River is a 62.1 mile river. Streamflow is measured at the Water Survey of Canada gauge Rat River near Fort Mcpherson (site 10MC007). Reach geometry comes from Natural Resources Canada's National Hydro Network.

Typical flow by month

1981 to 2017

Rat River typically runs highest in June, at a median 989 cfs, and lowest in January, at 0.0 cfs. The highest flow on record for any single day is 5,368 cfs, in 1984.

Show the numbers
Typical flow by month at Rat River near Fort Mcpherson, in cfs
MonthTypical (cfs)Usual range (cfs)
January0.00.0 to 1.3
February0.00.0 to 0.0
March0.00.0 to 0.0
April0.00.0 to 0.0
May183.5 to 54
June989687 to 1,376
July461318 to 741
September304243 to 415
October9073 to 99
November3322 to 38
December6.80.0 to 9.7

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 10 years of record. Statistics published by the US Geological Survey for Rat River near Fort Mcpherson (site 10MC007). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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