Greens Ledge (Connecticut)
Historical Light List Characteristics
| 1905 | AlF W Fl R 15s. W131/2, R131/2. | LHB Light List (Atlantic): 335 |
| 1908 | LHB Light List (Atlantic): 354 | |
| 1915 | AlF W Fl R 15s. W14, R14. fl 1. | USLHS Light List (Atlantic): 445 |
| 1917 | AlF W Fl R 15s. W12, R12. fl 1. | USLHS Light List (Atlantic): 457 |
| 1920 | USLHS Light List (Atlantic): 477 | |
| 1927 | AlF W Fl R 15s. W13, R13. fl 0.6. | USLHS Light List (Atlantic): 490 |
| 1931 | USLHS Light List (Atlantic): 455 | |
| 1935 | USLHS Light List (Atlantic): 536 | |
| 1940 | USCG Light List (Atlantic): 510 | |
| 1943 | USCG Light List (Atlantic): 640 | |
| 1945-1947 | ||
| 1950-1952 | AlF W Fl R 15s. W13, R13. fl 0.5. | |
| 1953-1955 | USCG Light List - Vol. I-VI: 710 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 775 | |
| 1961 | USCG Light List - Vol. I: 775 | |
| 1963-1965 | AlF W Fl R 15s. fl 0.4. W13 R13. | |
| 1966 | USCG Light List - Vol. I: 973 | |
| 1969-1971 | ||
| 1972 | AlFl WR 30s. W13, R13. | |
| 1973-1979 | AlFl WR 30s. W17, R13. | |
| 1982 | AlFl WR 24s. W16, R12. | |
| 1987 | USCG Light List - Vol. I: 20390 | |
| 1990-1992 | AlFl WR 24s. W17, R14. | USCG Light List - Vol. I: 20090 |
| 1993-1996 | USCG Light List - Vol. I: 21340 | |
| 2004 | AlFl WR 24s. W18, R15. |
Historical Light List Optics and Structures
| 1905 | 4th | N/A | 62 | Black, cylindrical, foundation pier, expanding in trumpet shape at its upper end to form a gallery, surmounted by a conical, iron tower, lower half brown, upper half white, surrounded by a covered gallery at its base and surmounted by a black lantern. | LHB Light List (Atlantic): 335 |
| 1908 | Black, cylindrical, foundation pier, expanding in trumpet shape at its upper end to form a gallery, surmounted by a conical, iron tower, lower half brown, upper half white, surrounded by a covered gallery at its base; black lantern. | LHB Light List (Atlantic): 354 | |||
| 1915 | N/A | Conical tower, lower half brown, upper half white, on black, cylindrical pier.. | USLHS Light List (Atlantic): 445 | ||
| 1917 | Conical tower, lower half brown, upper half white, on black cylindrical pier.. | USLHS Light List (Atlantic): 457 | |||
| 1920 | Conical tower, upper half white, lower half brown, on black cylindrical pier.. | USLHS Light List (Atlantic): 477 | |||
| 1927 | USLHS Light List (Atlantic): 490 | ||||
| 1931 | 4 iov | Conical tower, upper half white, lower half brown; on black cylindrical pier. | USLHS Light List (Atlantic): 455 | ||
| 1935 | USLHS Light List (Atlantic): 536 | ||||
| 1940 | USCG Light List (Atlantic): 510 | ||||
| 1943 | USCG Light List (Atlantic): 640 | ||||
| 1945-1946 | |||||
| 1947 | 4 e | ||||
| 1950-1952 | |||||
| 1953-1955 | N/A | Conical tower, upper half white, lower half brown, on black cylindrical pier. | USCG Light List - Vol. I-VI: 710 | ||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 775 | ||||
| 1961 | USCG Light List - Vol. I: 775 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 973 | ||||
| 1969-1979 | |||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 20390 | ||||
| 1990-1992 | USCG Light List - Vol. I: 20090 | ||||
| 1993-1996 | USCG Light List - Vol. I: 21340 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1905 | 3d-class Daboll trumpet; blasts 3 sec., alternate silent intervals 2 and 32 sec. | None | LHB Light List (Atlantic): 335 |
| 1908 | 3d-class Daboll trumpet; blasts 3 sec., silent intervals alternately 2 and 32 sec. | LHB Light List (Atlantic): 354 | |
| 1915 | 3d-cl. reed horn; gp. 2 blasts every 40 sec.: 1st blast 3 sec., silent 2 sec., 2d blast 3 sec., silent 32 sec. | USLHS Light List (Atlantic): 445 | |
| 1917 | USLHS Light List (Atlantic): 457 | ||
| 1920 | USLHS Light List (Atlantic): 477 | ||
| 1927 | 2d-cl. reed horn; gp. 2 blasts every 40 sec.: 1st blast 3 sec., silent 2 sec., 2d blast 3 sec., silent 32 sec. | USLHS Light List (Atlantic): 490 | |
| 1931 | HORN, 2d-cl. reed; gp. 2 blasts every 40 sec.: blast 3 sec., silent 2 sec., blast 3 sec., silent 32 sec. | USLHS Light List (Atlantic): 455 | |
| 1935 | USLHS Light List (Atlantic): 536 | ||
| 1940 | HORN, 2d-cl. reed; group of 2 blasts every 20 sec.: blast 2 sec., silent 2 sec., blast 2 sec., silent 14 sec. | USCG Light List (Atlantic): 510 | |
| 1943 | USCG Light List (Atlantic): 640 | ||
| 1945-1947 | |||
| 1950 | HORN, diaphragm, air; group of 2 blasts every 20 sec.: blast 1 sec., silent 4 sec., blast 1 sec., silent 14 sec. | ||
| 1951-1952 | HORN, diaphragm, air; group of 2 blasts every 20 sec.; blast 1 sec., silent 4 sec., blast 1 sec., silent 14 sec. | ||
| 1953-1955 | HORN, diaphragm; gp of 2 blasts ev 20s (1sbl-4ssi-1sbl-14ssi). | USCG Light List - Vol. I-VI: 710 | |
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 775 | ||
| 1961 | USCG Light List - Vol. I: 775 | ||
| 1963-1965 | |||
| 1966 | USCG Light List - Vol. I: 973 | ||
| 1969-1972 | HORN, diaphragm; 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). | ||
| 1973-1975 | HORN, 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). | ||
| 1976-1979 | HORN: 2 blasts ev 20s (2sbl-2ssi-2sbl-14ssi). | ||
| 1982 | HORN: 2 blasts ev 20s (2s bl-2s si-2s bl-14s si). | ||
| 1987 | HORN: 2 blasts ev 20s (2s bl-2s si-2s bl-14s si). | USCG Light List - Vol. I: 20390 | |
| 1990-1992 | USCG Light List - Vol. I: 20090 | ||
| 1993-1996 | USCG Light List - Vol. I: 21340 | ||
| 2004 | HORN: 2 blasts ev 20s (2s bl-2s si-2s bl-14s si). |
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1902 - Present |