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St. Marys River at Sault Ste. Marie water level and flow (USGS-02CA001) | FlowAi

Map / St. Marys River at Sault Ste. Marie

St. Marys River at Sault Ste. Marie

USGS-02CA001 · ON · Drainage area 227,900 km² (HYDAT)

Near Sault Ste. Marie, MI

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About this gauge

Latest daily reading (October 10, 2026): water level 177 m, flow 2,183 m³/s.

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