Umiak Outdoor Outfitters - Waterbury Reservoir Outpost
North Branch Winooski River near Umiak Outdoor Outfitters - Waterbury Reservoir Outpost
About this river
North Branch Winooski River is a 9.9 mile river near Umiak Outdoor Outfitters - Waterbury Reservoir Outpost in Vermont. Streamflow is measured at the USGS gauge North Branch Winooski River at Wrightsville, VT (site 04285500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1934 to 2026
North Branch Winooski River typically runs highest in April, at a median 428 cfs, and lowest in August, at 22 cfs. The highest flow on record for any single day is 1,620 cfs, in 1934.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 58 | 39 to 98 | |
| February | 50 | 33 to 82 | |
| March | 93 | 56 to 187 | |
| April | 428 | 213 to 660 | |
| May | 148 | 76 to 329 | |
| June | 54 | 27 to 111 | |
| July | 27 | 13 to 59 | |
| August | 22 | 11 to 44 | |
| September | 23 | 11 to 51 | |
| October | 54 | 28 to 123 | |
| November | 102 | 64 to 177 | |
| December | 77 | 52 to 138 |
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 92 years of record. Statistics published by the US Geological Survey for North Branch Winooski River at Wrightsville, VT (site 04285500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
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Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show North Branch Winooski 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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