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Norwalk Sailing School

Rippowam River near Norwalk, CT

River11.6 mi
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Around here

Around Rippowam River

2 mi

Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US

About this river

Rippowam River is an 11.6 mile river near Norwalk Sailing School in Connecticut. Streamflow is measured at the USGS gauge Rippowam River at Stamford, CT (site 01209901). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.

Typical flow by month

1977 to 2026

Rippowam River typically runs highest in March, at a median 51 cfs, and lowest in September, at 6.9 cfs. The highest flow on record for any single day is 2,140 cfs, in 2007.

Show the numbers
Typical flow by month at Rippowam River at Stamford, CT., in cfs
MonthTypical (cfs)Usual range (cfs)
January3220 to 69
February3522 to 61
March5129 to 96
April5030 to 100
May3224 to 54
June169.6 to 32
July9.55.6 to 17
August7.83.8 to 14
September6.93.5 to 19
October9.74.6 to 28
November179.2 to 35
December3216 to 64

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 30 years of record. Statistics published by the US Geological Survey for Rippowam River at Stamford, CT. (site 01209901). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.

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