The North Nashua River is a river in northern Massachusetts. It rises from the Whitman River and Phillips Brook in Fitchburg, Massachusetts. It flows , generally southeastward, past Fitchburg and joins the South Nashua River, about below its issuance from the Wachusett Reservoir, to form the Nashua River.

See also Rivers of Massachusetts Merrimack River

References

http://www.nashuariverwatershed.org/