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Name: Main Duck Island Light  

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Nearest Town or City:
Kingston, Ontario, Canada

Location: Entrance to St. Lawrence Seaway, Lake Ontario.

Click to enlarge: Photo    Large photo
Photo: Canadian Coast Guard

Managing Organization:
Canadian Coast Guard

Main Duck Island has a sheltered harbor, one of the few in the area. The island is within St. Lawrence Islands National Park.

Tower Height: 80

Height of Focal Plane: 77

Characteristic and Range: Flashing white every 6 seconds, visible for 17 miles.

Description of Tower: Octagonal concrete tower.

This light is operational

Date Established: 1914

Date Present Tower Built: 1914

Optics: Third order Fresnel lens.

Current Use: Active aid to navigation.

Open To Public? On limited basis.

Access is restricted but public tours are available - see

Keepers: J. Clark (1914-1915), Fred Bongard (1915-1921), Wesley Thomas (1921-1953), Harry Dunne (1954-1958), Coleman Main (1959-?), Charles Murray Ribble (assistant, c. 1959-?), Kenneth McConnell (c. 1960s), Fred Holdaway (assistant, c. 1960s)


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