Bear Island (Maine)
Historical Light List Characteristics
| 1849 | F W. W12. | USLHE Light List (US): 29 |
| 1858 | F W. W15. | LHB Light List (US): 14 |
| 1860 | LHB Light List (US): 11 | |
| 1865-1866 | LHB Light List (All Coasts): 11 | |
| 1868 | ||
| 1870 | LHB Light List (All Coasts): 12 | |
| 1878-1879 | LHB Light List (All Coasts): 15 | |
| 1886 | ||
| 1888 | LHB Light List (All Coasts): 17 | |
| 1893 | F W. W123/4. | LHB Light List (Atlantic): 20 |
| 1898-1899 | ||
| 1905 | ||
| 1908 | ||
| 1915 | F W. W10. | USLHS Light List (Atlantic): 22 |
| 1917 | USLHS Light List (Atlantic): 24 | |
| 1920 | ||
| 1927 | USLHS Light List (Atlantic): 25 | |
| 1931 | Fl W 6s. W12. fl 1. | |
| 1935 | USLHS Light List (Atlantic): 28 | |
| 1940 | USCG Light List (Atlantic): 29 | |
| 1943 | USCG Light List (Atlantic): 31 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953-1955 | Fl W 6s. W13. fl 1. | USCG Light List - Vol. I-VI: 111 |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 115 | |
| 1961 | USCG Light List - Vol. I: 115 | |
| 1963-1965 | Fl W 6s. W16. fl 0.2. | |
| 1966 | Fl W 6s. W16. Obscured 180°-259°(79°). | USCG Light List - Vol. I: 224 |
| 1969-1972 | ||
| 1973-1979 | Fl W 6s. W17. Obscured 180°-259°(79°). | |
| 1990-1992 | Fl W 5s. | USCG Light List - Vol. I: 2077 |
| 1993-1996 | USCG Light List - Vol. I: 2105 | |
| 2004 |
Historical Light List Optics and Structures
| 1849 | 7 Lamps / 14" Refl. | 17 | 95 | Lantern on dwelling. | USLHE Light List (US): 29 |
| 1858 | 5th | 22 | 97 | N/A | LHB Light List (US): 14 |
| 1860 | LHB Light List (US): 11 | ||||
| 1865 | LHB Light List (All Coasts): 11 | ||||
| 1866 | |||||
| 1868 | |||||
| 1870 | Tower and dwelling of brick. Tower is attached to the end of the dwelling. | LHB Light List (All Coasts): 12 | |||
| 1878-1879 | Tower of brick, attached to the brick dwelling, all painted brown, with 31/2 feet of whitewashed foundations. | LHB Light List (All Coasts): 15 | |||
| 1886 | Brown tower, attached to dwelling. Foundation white. | ||||
| 1888 | White tower, attached to white dwelling. Pyramidal bell-tower near brow of hill, about 200 feet S. E. to tower. | LHB Light List (All Coasts): 17 | |||
| 1893 | 241/2 | 991/2 | Tower with workroom annexed, painted white, and brown frame dwelling. White pyramidal bell tower near brow of hill, about 200 feet SSE. of tower. | LHB Light List (Atlantic): 20 | |
| 1898-1899 | |||||
| 1905 | |||||
| 1908 | Tower, with workroom annexed, painted white, and brown frame dwelling; gray-stone oilhouse 80 feet, and white pyramidal bell-tower near brow of hill, about 200 feet SSE'ly of light-tower. | ||||
| 1915 | N/A | 30 | 100 | White tower. | USLHS Light List (Atlantic): 22 |
| 1917 | 31 | USLHS Light List (Atlantic): 24 | |||
| 1920 | |||||
| 1927 | White cylindrical tower. | USLHS Light List (Atlantic): 25 | |||
| 1931 | 5 a | ||||
| 1935 | USLHS Light List (Atlantic): 28 | ||||
| 1940 | N/A | USCG Light List (Atlantic): 29 | |||
| 1943 | USCG Light List (Atlantic): 31 | ||||
| 1945-1947 | |||||
| 1950-1952 | |||||
| 1953-1955 | N/A | USCG Light List - Vol. I-VI: 111 | |||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 115 | ||||
| 1961 | USCG Light List - Vol. I: 115 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 224 | ||||
| 1969-1979 | |||||
| 1990-1992 | 100 | 33 | White tower. | USCG Light List - Vol. I: 2077 | |
| 1993-1995 | USCG Light List - Vol. I: 2105 | ||||
| 1996 | 31 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1858 | None | None | LHB Light List (US): 14 |
| 1860 | LHB Light List (US): 11 | ||
| 1865-1866 | LHB Light List (All Coasts): 11 | ||
| 1868 | |||
| 1870 | LHB Light List (All Coasts): 12 | ||
| 1878-1879 | LHB Light List (All Coasts): 15 | ||
| 1886 | Hand-bell, rung in answer to signals. | ||
| 1888 | Bell struck by machine, every 15 sec. | LHB Light List (All Coasts): 17 | |
| 1893 | LHB Light List (Atlantic): 20 | ||
| 1898-1899 | |||
| 1905 | Bell struck by machine every 15 sec. | ||
| 1908 | Bell struck by machine a single blow every 15 sec. | ||
| 1915 | Bell; 1 stroke every 15 sec. | USLHS Light List (Atlantic): 22 | |
| 1917 | USLHS Light List (Atlantic): 24 | ||
| 1920 | |||
| 1927 | Bell (1,200-lb.); 1 stroke every 15 sec. | USLHS Light List (Atlantic): 25 | |
| 1931 | BELL; 1 stroke every 15 sec. | ||
| 1935 | USLHS Light List (Atlantic): 28 | ||
| 1940 | USCG Light List (Atlantic): 29 | ||
| 1943 | USCG Light List (Atlantic): 31 | ||
| 1945-1947 | |||
| 1950-1952 | |||
| 1953-1955 | BELL: 1 stroke ev 15s. | USCG Light List - Vol. I-VI: 111 | |
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 115 | ||
| 1961 | USCG Light List - Vol. I: 115 | ||
| 1963-1965 | |||
| 1966 | USCG Light List - Vol. I: 224 | ||
| 1969-1979 | |||
| 1990-1992 | None | USCG Light List - Vol. I: 2077 | |
| 1993-1996 | USCG Light List - Vol. I: 2105 | ||
| 2004 |
 |
1839 - Present (Exact location of current 1889 lighthouse. Locations of previous lights assumed to be close.) |