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Name: Duluth Harbor South Breakwater Inner Light  

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Nearest Town or City:
Duluth, Minnesota, United States

Location: Adjacent to Aerial Lift Bridge, Duluth Harbor, Lake Superior.

Click to enlarge: Photo    Large photo
Photo: Joost Keesing
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Managing Organization:
U.S. Coast Guard

Tower Height: 67

Height of Focal Plane: 68

Characteristic and Range: White flash every 5 seconds.

Description of Tower: Square pyramidal steel skeletal tower with central cylinder.

This light is operational

Earlier Towers?
1889: Square pyramidal skeletal tower, upper part enclosed.

Date Established: 1889

Date Present Tower Built: 1901

Optics: Fifth-order Fresnel lens, now on display at Lake Superior Maritime Visitors Center at Canal Park in Duluth.

Current Use: Active aid to navigation.

Open To Public? Grounds only.

Listed on the National Register of Historic Places

to Lighthouse Digest

USLHS Marker Fund

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Research Institute

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