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South Maitland River in Ontario

River22.3 mi
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Around South Maitland River

2 mi

Public land: USGS PAD-US

About this river

South Maitland River is a 22.3 mile river. Streamflow is measured at the Water Survey of Canada gauge South Maitland River at Summerhill (site 02FE009). Reach geometry comes from Natural Resources Canada's National Hydro Network.

Typical flow by month

1967 to 2024

South Maitland River typically runs highest in March, at a median 261 cfs, and lowest in September, at 8.0 cfs. The highest flow on record for any single day is 6,745 cfs, in 1997.

Show the numbers
Typical flow by month at South Maitland River at Summerhill, in cfs
MonthTypical (cfs)Usual range (cfs)
January11270 to 284
February11057 to 283
March261124 to 791
April190103 to 438
May7239 to 140
June3422 to 71
July167.3 to 33
August9.44.8 to 19
September8.04.3 to 23
October3912 to 137
November10847 to 262
December16593 to 303

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 57 years of record. Statistics published by the US Geological Survey for South Maitland River at Summerhill (site 02FE009). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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