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Locate on NOAA nautical chart
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Duluth North Pier
State: MN
Year established: 1910
Latitude: 46 deg 46
min 54 sec N
Longitude: 92 deg 5
min 18 sec W
Height above sea level: 43 feet Original construction:
existing 37-foot white cylindrical cast-iron clad steel tower with black lantern
Status:
active aid to navigation
Light characteristic:
alternating 3 seconds red and 3 seconds dark visible for 16 nautical miles
More information:
 http://www.lighthouseclothing.com/database/uniquelighthouse.cfm?value=714
http://www.cr.nps.gov/maritime/light/dulhbrn.htm
Roberts, Bruce and Jones, Ray, Great Lakes Lighthouses Ontario, Erie, Huron, Michigan, and Superior, (Old Saybrook, CT: The Globe Pequot Press, 1994) p. 111
Berger, Todd R., Lighthouses of the Great Lakes, (Stillwater, MN: Voyageur Press, 2002), p. 125
U.S. Department of Homeland Security / United States Coast Guard, Light List, Volume VII, Great Lakes and the St. Lawrence River above the St. Regis River, (Washington, DC: GPO, 2004), p. 155
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