Granite Island


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Source of Image: Charles Bash (USA)
Date of Image: September 6th, 2009

 

International Designation Number:

Unknown

 

Navigation:
Latitude 46 43' 17'' N
Longitude 87 24' 43'' W
Body of water Lake Superior.

 

Construction:
Date of Establishment: 1869
Date Light First Lit: 1869
Designer
Is structure still operating? No. Automated 1937. Inactive since 1939.
Characteristic
 

Notes:

Since 1995, a square cylindrical steel skeletal tower, has been used. This gives a white flash every 6sec.