South Dakota tides and boating

South Dakota boating: 7 bridge clearances, 3 marinas and fuel docks and 150 boat ramps.

Bridges

• Missouri River/County Rd
• Missouri Rv
• Missouri Rv (Oahe Lk)
• Missouri Rv (Oahe Lk)
• Mo. Rv (Francis Case Lk)
• Mo. Rv (Lk Francis Case)
• Oahe Dam Discharge Chan.

Marinas and fuel docks

• American Creek Marina
• Lewis & Clark Marina
• Sheridan Lake Marina

Boat ramps

150 public boat ramps in South Dakota, all on the live map.

YachtWay Waters: tides, bridges, inlets and marinas. Updated 5 Nov 2026. Tides: NOAA CO-OPS. Bridges: NOAA Coast Pilot, FHWA National Bridge Inventory. Marinas: YachtWay, OpenStreetMap. Built by YachtWay.