Length
136
miles · published figure, not every bend
Saco River
White Mountains (NH) → Saco Bay
Drainage
1,700
square miles of land that feed this river
Live flow
505 cubic feet per second
instant · Saco River at Cornish, Maine · 2026-10-11
Daily mean at the gage
Saco River at Cornish, Maine · site 01066000. One gage, not the whole river. 370 published days, Sep 30, 2025 – Oct 4, 2026. Cubic feet per second.