North Nashua River in Massachusetts
Around here
Around North Nashua River
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US
About this river
North Nashua River is a 19.1 mile river. Streamflow is measured at the USGS gauge North Nashua River near Leominster, MA (site 01094500). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1935 to 2026
North Nashua River typically runs highest in April, at a median 325 cfs, and lowest in September, at 56 cfs. The highest flow on record for any single day is 7,530 cfs, in 1936.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 162 | 108 to 255 |
| February | 170 | 115 to 259 |
| March | 273 | 199 to 450 |
| April | 325 | 211 to 490 |
| May | 190 | 136 to 287 |
| June | 109 | 75 to 178 |
| July | 67 | 49 to 99 |
| August | 59 | 45 to 85 |
| September | 56 | 42 to 78 |
| October | 67 | 49 to 121 |
| November | 114 | 70 to 208 |
| December | 159 | 99 to 260 |
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 91 years of record. Statistics published by the US Geological Survey for North Nashua River near Leominster, MA (site 01094500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
2 mapped launches sit in the mapped area of North Nashua River, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show North Nashua 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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