The Salmon Falls River is a tributary of the Piscataqua River in the U.S. states of Maine and New Hampshire. It rises at Great East Lake, Newichawannock Canal, and Horn Pond and flows south-southeast for approximately 38 mi , forming the border between York County, Maine, and Strafford County, New Hampshire.
The Salmon Falls River flows south-southwest for approx 38 miles
( z1 flow :ARG1 ( z2 river :name ( z3 name :op "Salmon" :op "Falls" :op "River" ) ) :extent ( z4 approximately :op ( z5 distance-quantity :quant 38 :unit ( z6 mile ) ) ) :direction ( z7 southwest ) )