Thunder Bay


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Source of Image: Karl Agre (USA)
Date of Image: May 22nd, 2014

 

International Designation Number:

Unknown

 

Navigation:
Latitude 45 02' 30'' N
Longitude 83 12' 00'' W
Body of water Lake Huron.

 

Construction:
Date of Establishment: 1831, 1857
Date Light First Lit: 1857
Designer O.M. Poe
Is structure still operating? Yes. Automated 1983.
Characteristic Flash every 20sec, alternating Green & White.