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Lake Ontario (Three Mile Bay) (Jefferson County)
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New York DEC1 data sourceUpdated Mar 2026
Nearby Ramps
Lake Ontario (Chaumont Bay) (Jefferson County)
Lake Ontario (Chaumont Bay)
Lake Ontario (Chaumont Bay) (Jefferson County)
Lake Ontario (Chaumont Bay)
Boat Ramp on Lake Ontario
Lake Ontario
Boat Ramp on Lake Ontario
Lake Ontario
St. Lawrence River (Jefferson County)
St. Lawrence River
Lake Ontario (Three Mile Bay) (Jefferson County) is a public boat ramp on Lake Ontario (Three Mile Bay) in Three Mile Bay, Jefferson County, New York (13693). Managed by Dec. GPS coordinates: 44.0812°N, 76.1962°W.