Around here
Around Stony Brook
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
Stony Brook is a 10.8 mile river near Glastonbury Marina in Connecticut. Streamflow is measured at the USGS gauge Stony Brook near West Suffield, CT (site 01184100). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1981 to 2026
Stony Brook typically runs highest in March, at a median 24 cfs, and lowest in August, at 2.0 cfs. The highest flow on record for any single day is 921 cfs, in 2006.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 13 | 7.2 to 24 |
| February | 15 | 8.3 to 27 |
| March | 24 | 15 to 43 |
| April | 21 | 13 to 38 |
| May | 11 | 7.4 to 22 |
| June | 5.8 | 3.0 to 15 |
| July | 2.8 | 1.2 to 6.5 |
| August | 2.0 | 0.8 to 6.2 |
| September | 2.0 | 0.6 to 5.3 |
| October | 5.8 | 2.2 to 13 |
| November | 9.8 | 4.8 to 20 |
| December | 14 | 8.1 to 27 |
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 45 years of record. Statistics published by the US Geological Survey for Stony Brook near West Suffield, CT (site 01184100). 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 Stony Brook'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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