Harbor of Refuge (Delaware)
Historical Light List Characteristics
Historical Light List Optics and Structures
1905 | Lens Lantern | 12 | 23 | White post and lantern. | LHB Light List (Atlantic): 500 |
1908 | 4 iov | N/A | 601/2 | White, hexagonal, three-story, wooden dwelling, with green blinds and lead-colored trimmings; black lantern; brown, cylindrical, iron, foundation pier. | LHB Light List (Atlantic): 532 |
1915 | N/A | 61 | White, hexagonal, wooden dwelling, on brown cylindrical pier. | USLHS Light List (Atlantic): 672 | |
1917 | 52 | White hexagonal wooden dwelling, on brown cylindrical pier. | USLHS Light List (Atlantic): 687 | ||
1920 | USLHS Light List (Atlantic): 712 | ||||
1927 | 66 | 72 | Black lantern, on white conical tower, on brown cylindrical substructure. | USLHS Light List (Atlantic): 758 | |
1931 | 4 iov | USLHS Light List (Atlantic): 953 | |||
1935 | USLHS Light List (Atlantic): 1127 | ||||
1940 | USCG Light List (Atlantic): 1138 | ||||
1943 | USCG Light List (Atlantic): 1507 | ||||
1945-1947 | |||||
1950-1952 | 4 e | ||||
1953-1955 | N/A | USCG Light List - Vol. I-VI: 1651 | |||
1957 | |||||
1959-1960 | USCG Light List - Vol. I-V: 1774 | ||||
1961 | USCG Light List - Vol. I: 1774 | ||||
1963-1965 | |||||
1966 | White conical tower, on brown cylindrical substructure. | USCG Light List - Vol. I: 2098 | |||
1969-1979 | |||||
1982 | |||||
1987 | USCG Light List - Vol. I: 37930 | ||||
1990 | USCG Light List - Vol. II: 1315 | ||||
1991-1992 | White conical tower, on black cylindrical substructure. | ||||
1993-1996 | USCG Light List - Vol. II: 1530 | ||||
2004 | N/A |
Historical Light List Audible Fog Signals
1905 | None | None | LHB Light List (Atlantic): 500 |
1908 | 2,000-pound bell struck by machinery a single blow every 15 sec. | LHB Light List (Atlantic): 532 | |
1915 | 1st-cl. air siren: gp. 3 blasts every 60 sec.; silent interval 38 sec.; blasts each 2 sec. duration. | Bell if siren is disabled; 1 stroke every 15 sec. | USLHS Light List (Atlantic): 672 |
1917 | 1st-cl. air siren: gp. 3 blasts every 60 sec.; blasts each 2 sec. duration, silent interval 38 sec. | USLHS Light List (Atlantic): 687 | |
1920 | USLHS Light List (Atlantic): 712 | ||
1927 | 1st-cl. air siren: gp. 3 blasts every 60 sec.; 1st blast 2 sec., silent 8 sec., 2d blast 2 sec., silent 8 sec, 3d blast 2 sec., silent 38 sec. | USLHS Light List (Atlantic): 758 | |
1931 | SIREN, 1st-cl. air: gp. 3 blasts every 45 sec.: 3 blasts 2 sec. each, 2 silences 2 sec. each, 1 silence 35 sec. | USLHS Light List (Atlantic): 953 | |
1935 | USLHS Light List (Atlantic): 1127 | ||
1940 | SIREN, 1st-cl. air: group of 3 blasts every 45 sec.: 3 blasts 2 sec. each, 2 silences 2 sec. each, 1 silence 35 sec. | None | USCG Light List (Atlantic): 1138 |
1943 | USCG Light List (Atlantic): 1507 | ||
1945-1947 | |||
1950 | |||
1951-1952 | SIREN, 1st-cl. air; group of 3 blasts every 45 sec.: 3 blasts 2 sec. each, 2 silences 2 sec. each, 1 silence 35 sec. | ||
1953-1955 | SIREN: gp of 3 blasts ev 45s (2sbl-2ssi-2sbl-2ssi-2sbl-35ssi). | USCG Light List - Vol. I-VI: 1651 | |
1957 | |||
1959-1960 | USCG Light List - Vol. I-V: 1774 | ||
1961 | USCG Light List - Vol. I: 1774 | ||
1963-1965 | HORNS, diaphragm; 3 blasts ev 45s (2sbl-2ssi-2sbl-2ssi-2sbl-35ssi). Oriented on bearings 120° and 000°. | ||
1966 | USCG Light List - Vol. I: 2098 | ||
1969-1972 | HORN, diaphragm; 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). Oriented on bearings 120° and 000°. | ||
1973-1974 | HORN, 2 blasts ev 30s (2sbl-2ssi-2sbl-24ssi). Oriented on bearings 120° and 000°. | ||
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: 37930 | |
1990-1992 | USCG Light List - Vol. II: 1315 | ||
1993-1996 | USCG Light List - Vol. II: 1530 | ||
2004 | HORN: 2 blasts ev 30s (2s bl-2s si-2s bl-24s si). |
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1902 - Present (Location of current 1926 lighthouse. Location of 1902 light assumed to be close.) |