Egg Rock (Maine)
Historical Light List Characteristics
| 1878-1879 | F R. R14. | LHB Light List (All Coasts): 13 |
| 1886 | F R. R81/2. | |
| 1888 | LHB Light List (All Coasts): 14 | |
| 1893 | LHB Light List (Atlantic): 16 | |
| 1898-1899 | ||
| 1905 | F R. R131/2. | |
| 1908 | Fl R 5s. R131/2. | |
| 1915 | Fl R 5s. R14. fl 0.5. | USLHS Light List (Atlantic): 16 |
| 1917 | USLHS Light List (Atlantic): 18 | |
| 1920 | ||
| 1927 | ||
| 1931 | ||
| 1935 | USLHS Light List (Atlantic): 22 | |
| 1940 | USCG Light List (Atlantic): 25 | |
| 1943 | USCG Light List (Atlantic): 27 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953-1955 | USCG Light List - Vol. I-VI: 107 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 109 | |
| 1961 | USCG Light List - Vol. I: 109 | |
| 1963-1964 | ||
| 1965 | Fl R 5s. R14. fl 0.3. | |
| 1966 | Fl R 5s. R14. | USCG Light List - Vol. I: 219 |
| 1969-1972 | ||
| 1973-1979 | Fl R 5s. R19. | |
| 1982 | Fl R 5s. R13. | |
| 1987 | USCG Light List - Vol. I: 2035 | |
| 1990-1992 | USCG Light List - Vol. I: 1835 | |
| 1993-1996 | Fl R 5s. R14. | USCG Light List - Vol. I: 1865 |
| 2004 | Fl R 5s. R18. |
Historical Light List Optics and Structures
| 1878-1879 | 5th | 36 | 76 | Square brick tower, rising from the centre of a one-story square brick building, both painted white. | LHB Light List (All Coasts): 13 |
| 1886 | Square white tower, rising from middle of square white dwelling. | ||||
| 1888 | Square white tower, rising from middle of square white dwelling. Bell-tower close to S. side of dwelling. | LHB Light List (All Coasts): 14 | |||
| 1893 | 34 | 64 | Square white tower, rising from middle of square white dwelling. Bell-tower close to SW. side of dwelling. | LHB Light List (Atlantic): 16 | |
| 1898-1899 | Square white tower, rising from middle of square white dwelling. Bell tower close to SW. side of dwelling. | ||||
| 1905 | 4th | White tower, rising from middle of square white dwelling. Bell tower close to SW. side of dwelling; white boathouse about 150 feet and brick oilhouse about 250 feet northerly of light-tower. | |||
| 1908 | White tower, rising from middle of square white dwelling; white bell tower and red-brick fog-signal house close to SW'ly side of dwelling; white boathouse about 150 feet and brick oilhouse about 250 feet N'ly of light-tower. | ||||
| 1915 | N/A | 39 | White; square tower on dwelling. | USLHS Light List (Atlantic): 16 | |
| 1917 | 40 | USLHS Light List (Atlantic): 18 | |||
| 1920 | |||||
| 1927 | |||||
| 1931 | 4 iov | White square tower on dwelling. | |||
| 1935 | USLHS Light List (Atlantic): 22 | ||||
| 1940 | 4 e | USCG Light List (Atlantic): 25 | |||
| 1943 | USCG Light List (Atlantic): 27 | ||||
| 1945-1947 | |||||
| 1950-1952 | |||||
| 1953-1955 | N/A | USCG Light List - Vol. I-VI: 107 | |||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 109 | ||||
| 1961 | USCG Light List - Vol. I: 109 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 219 | ||||
| 1969-1979 | |||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 2035 | ||||
| 1990-1992 | USCG Light List - Vol. I: 1835 | ||||
| 1993-1996 | USCG Light List - Vol. I: 1865 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1878-1879 | A bell, struck by hand. | None | LHB Light List (All Coasts): 13 |
| 1886 | Hand-bell, rung in answer to signals. | ||
| 1888 | Bell struck by machinery, a double blow every 20 sec. | LHB Light List (All Coasts): 14 | |
| 1893 | LHB Light List (Atlantic): 16 | ||
| 1898-1899 | |||
| 1905 | 1st-class Daboll trumpet; blasts 4 sec., alternate silent intervals of 2 and 20 sec. | ||
| 1908 | |||
| 1915 | 1st-cl. reed horn; gp. 2 blasts every 30 sec.: 1st blast 4 sec., silent 2 sec., 2d blast 4 sec., silent 20 sec. | USLHS Light List (Atlantic): 16 | |
| 1917 | USLHS Light List (Atlantic): 18 | ||
| 1920 | |||
| 1927 | Bell (1,300-lb.) if horn is disabled; gp. 2 strokes every 20 sec. | ||
| 1931 | HORN, 1st-cl. reed; gp. 2 blasts every 30 sec.: blast 4 sec., silent 2 sec., blast 4 sec., silent 20 sec. | Bell if horn is disabled, gp. 2 strokes every 20 sec. | |
| 1935 | USLHS Light List (Atlantic): 22 | ||
| 1940 | HORN, 1st-cl. reed; group of 2 blasts every 30 sec.; blast 4 sec., silent 2 sec., blast 4 sec., silent 20 sec. | None | USCG Light List (Atlantic): 25 |
| 1943 | USCG Light List (Atlantic): 27 | ||
| 1945-1947 | |||
| 1950-1952 | HORN, diaphragm, air; group of 2 blasts every 30 sec.; blast 4 sec., silent 2 sec., blast 4 sec., silent 20 sec. | ||
| 1953-1955 | HORN, diaphragm; gp of 2 blasts ev 30s (4sbl-2ssi-4sbl-20ssi). | USCG Light List - Vol. I-VI: 107 | |
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 109 | ||
| 1961 | USCG Light List - Vol. I: 109 | ||
| 1963-1965 | |||
| 1966 | HORN, diaphragm; gp of 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). | USCG Light List - Vol. I: 219 | |
| 1969-1972 | HORN, diaphragm; 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). | ||
| 1973-1975 | HORN, 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). | ||
| 1976-1979 | HORN: 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). | ||
| 1982 | HORN: 2 blasts ev 30s (2s bl-2s si-2s bl-24s si). | ||
| 1987 | HORN: 2 blasts ev 30s (2s bl-2s si-2s bl-24s si). | USCG Light List - Vol. I: 2035 | |
| 1990-1992 | USCG Light List - Vol. I: 1835 | ||
| 1993-1996 | USCG Light List - Vol. I: 1865 | ||
| 2004 | HORN: 2 blasts ev 30s (2s bl-2s si-2s bl-24s si). |
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1875 - Present |