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Libby Islands
State: ME
Year established: 1817
Latitude: 44 deg 34
min 5 sec N
Longitude: 67 deg 22
min 2 sec W
Height above sea level: 91 feet Original construction:
wooden tower (?) Rebuilds:
 1824: present 42-foot granite tower replaced 1823 tower which collapsed
Status:
Automated in 1974; active aid to navigation; converted to solar power in 2000
Light characteristic:
Flashing twice every 20 seconds, visible for 18 nautical miles; fog signal, once every 15 seconds
Notes:
The Libby Island Light is among the foggiest sites on the Maine coast. "In 1918, the fog signal was sounded for a total of 1,906 hours, the most of any Maine station."
More information:
http://lighthouse.cc/libbyisland/index.html
http://www.cr.nps.gov/maritime/light/libby.htm
http://www.uscg.mil/hq/g-cp/history/WEBLIGHTHOUSES/LHME.html
Holland Jr., F. Ross, America's Lighthouses: Their Illustrated History Since 1716, (Brattleboro, VT: The Stephen Greene Press, 1972), p. 202
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