Description
Heads in MA in Lancaster Millpond at 422437N0714055W, flows NE into NH, to Merrimack River; Towns of Pepperell, Dunstable, Groton, Shirley, Ayer, Harvard, Lancaster and Clinton.
Hillsborough County · New Hampshire
Heads in MA in Lancaster Millpond at 422437N0714055W, flows NE into NH, to Merrimack River; Towns of Pepperell, Dunstable, Groton, Shirley, Ayer, Harvard, Lancaster and Clinton.