About this river
Rippowam River is a 6.8 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.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 32 | 20 to 69 | |
| February | 35 | 22 to 61 | |
| March | 51 | 29 to 96 | |
| April | 50 | 30 to 100 | |
| May | 32 | 24 to 54 | |
| June | 16 | 9.6 to 32 | |
| July | 9.5 | 5.6 to 17 | |
| August | 7.8 | 3.8 to 14 | |
| September | 6.9 | 3.5 to 19 | |
| October | 9.7 | 4.6 to 28 | |
| November | 17 | 9.2 to 35 | |
| December | 32 | 16 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.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Rippowam River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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