About this river
Great Chazy River is a 5.9 mile river near Ladd's Landing Marina in Vermont. Streamflow is measured at the USGS gauge Little Chazy River near Chazy NY (site 04271815). The National Hydrography Dataset places it at stream order 6. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1990 to 2026
Great Chazy River typically runs highest in April, at a median 161 cfs, and lowest in September, at 5.5 cfs. The highest flow on record for any single day is 1,670 cfs, in 1998.
| Month | Typical (cfs) | Usual range (cfs) | Relative level |
|---|---|---|---|
| January | 31 | 18 to 56 | |
| February | 25 | 17 to 40 | |
| March | 78 | 37 to 172 | |
| April | 161 | 88 to 267 | |
| May | 57 | 34 to 105 | |
| June | 27 | 14 to 56 | |
| July | 12 | 6.9 to 30 | |
| August | 8.1 | 3.9 to 18 | |
| September | 5.5 | 3.0 to 14 | |
| October | 13 | 7.7 to 34 | |
| November | 38 | 18 to 73 | |
| December | 38 | 24 to 69 |
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 35 years of record. Statistics published by the US Geological Survey for Little Chazy River near Chazy NY (site 04271815). 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 Great Chazy 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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