Prospect Harbor (Maine)
Historical Light List Characteristics
Historical Light List Optics and Structures
| 1849 | 7 Lamps / 15" Refl. | 231/2 | N/A | N/A | USLHE Light List (US): 32 |
| 1858 | 5th | 30 | 40 | LHB Light List (US): 10 | |
| 1878-1879 | 45 | Tower of granite, attached to the southern end of the dwelling, a one-story granite building. The southern end of dwelling and tower are whitewashed; remainder, natural color. | LHB Light List (All Coasts): 10 | ||
| 1886 | Granite tower, with dwelling attached; southern end of dwelling and tower white. | ||||
| 1888 | LHB Light List (All Coasts): 11 | ||||
| 1893 | 311/2 | 411/2 | White, conical, shingled tower, 25 feet S. from a white dwelling. | LHB Light List (Atlantic): 13 | |
| 1898 | White, conical, shingled tower, 25 feet S. from a white dwelling; white fuel house and a barn near dwelling on northerly side, and a white boathouse 432 feet NW. by W 7/8 W. from light-tower. | ||||
| 1899 | White, conical, shingled tower, 25 feet S. from a white dwelling; white fuel house and a barn near dwelling on northerly side, and a white boathouse 432 feet NW. by W 7/8 W. from light tower. | ||||
| 1905 | White, conical, shingled tower, 25 feet S. from a white dwelling; white fuel house and a barn near dwelling on northerly side, and a white boathouse 432 feet NW. by W 7/8 W. from light-tower. | ||||
| 1908 | 4th | White, conical, shingled tower, 25 feet S'ly from a white dwelling connected with tower by covered way; white fuelhouse and a barn near dwelling on N'ly side, and a white boathouse 432 feet WNW'ly; gray-stone oilhouse 305 feet N'ly from light-tower. | |||
| 1915 | N/A | 37 | 42 | White; conical tower, coveredway to dwelling. | USLHS Light List (Atlantic): 13 |
| 1917 | 38 | USLHS Light List (Atlantic): 15 | |||
| 1920 | |||||
| 1927 | |||||
| 1931 | 4 o | White conical tower covered way to dwelling. | |||
| 1935 | 4 ei | USLHS Light List (Atlantic): 16 | |||
| 1940 | 4 e | USCG Light List (Atlantic): 18 | |||
| 1943 | USCG Light List (Atlantic): 22 | ||||
| 1945-1947 | |||||
| 1950-1952 | |||||
| 1953-1955 | N/A | USCG Light List - Vol. I-VI: 105 | |||
| 1957 | White conical tower. | ||||
| 1959-1960 | USCG Light List - Vol. I-V: 106 | ||||
| 1961 | USCG Light List - Vol. I: 106 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 216 | ||||
| 1969-1979 | |||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 1960 | ||||
| 1990-1992 | USCG Light List - Vol. I: 1755 | ||||
| 1993-1996 | USCG Light List - Vol. I: 1785 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1858 | None | None | LHB Light List (US): 10 |
| 1878-1879 | LHB Light List (All Coasts): 10 | ||
| 1886 | Hand-bell, rung in answer to signals. | ||
| 1888 | LHB Light List (All Coasts): 11 | ||
| 1893 | LHB Light List (Atlantic): 13 | ||
| 1898-1899 | |||
| 1905 | |||
| 1908 | Hand-bell rung in answer to signals. | ||
| 1915 | Bell (hand) answers signals. | USLHS Light List (Atlantic): 13 | |
| 1917 | USLHS Light List (Atlantic): 15 | ||
| 1920 | |||
| 1927 | Hand bell answers signals. | ||
| 1931 | BELL; hand; answers signals. | ||
| 1935 | None | USLHS Light List (Atlantic): 16 | |
| 1940 | USCG Light List (Atlantic): 18 | ||
| 1943 | USCG Light List (Atlantic): 22 | ||
| 1945-1947 | |||
| 1950-1952 | |||
| 1953-1955 | USCG Light List - Vol. I-VI: 105 | ||
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 106 | ||
| 1961 | USCG Light List - Vol. I: 106 | ||
| 1963-1965 | |||
| 1966 | USCG Light List - Vol. I: 216 | ||
| 1969-1979 | |||
| 1982 | |||
| 1987 | USCG Light List - Vol. I: 1960 | ||
| 1990-1992 | USCG Light List - Vol. I: 1755 | ||
| 1993-1996 | USCG Light List - Vol. I: 1785 | ||
| 2004 |
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1848 - Present (Exact location of current 1891 lighthouse. Location of original 1848 lighthouse assumed to be close.) |
