Mathias Point Shoal (Maryland)

Historical Light List Characteristics

1878 F W. W12. LHB Light List (All Coasts): 319
1879 LHB Light List (All Coasts): 323
1886 LHB Light List (All Coasts): 373
1888 LHB Light List (All Coasts): 392
1893 LHB Light List (Atlantic): 464
1898 LHB Light List (Atlantic): 560
1899 LHB Light List (Atlantic): 575
1905 LHB Light List (Atlantic): 668
1908 LHB Light List (Atlantic): 725
1915 F W. USLHS Light List (Atlantic): 990
1917 F W. Obscured 310°-040°(90°). USLHS Light List (Atlantic): 1026
1920 F W. W11. Obscured 310°-040°(90°). USLHS Light List (Atlantic): 1078
1927 F WR. W11, R11. W040°-284°(244°), R284°-313°(29°). USLHS Light List (Atlantic): 1159
1931 USLHS Light List (Atlantic): 1481
1935 USLHS Light List (Atlantic): 1836
1943 F WR. W12, R12. W040°-284°(244°), R284°-313°(29°). USCG Light List (Atlantic): 2395
1945-1947
1950-1951 F WR. W11, R11. W040°-284°(244°), R284°-313°(29°).
1952 Fl WR 6s. W12, R12. fl 1. W040°-284°(244°), R284°-313°(29°).
1953-1955 Fl WR 6s. fl 1. W040°-284°(244°), R284°-313°(29°). USCG Light List - Vol. I-VI: 2672
1957
1959-1960 USCG Light List - Vol. I-V: 3124
1961 USCG Light List - Vol. I: 3124
1963
1965 Fl W 6s. fl 1. USCG Light List - Vol. I: 3124
1966 USCG Light List - Vol. I: 3395
1969-1970
1972
1973 Fl W 6s. W10.
1974 Fl W 6s. W9.
1976
1978
1982 Fl W 6s. W6.
1987 USCG Light List - Vol. II: 12110
1990-1992 Fl G 6s. G5. USCG Light List - Vol. II: 16210
1993-1996 USCG Light List - Vol. II: 17815
2004

Historical Light List Optics and Structures

1878 5th N/A 45 An hexagonal frame dwelling on seven screw piles; iron substructure painted black; dwelling, white; roof, brown, and lantern, red. LHB Light List (All Coasts): 319
1879 An hexagonal frame dwelling on 7 screw piles; iron substructure, painted black; dwelling, white; roof, brown, and lantern, red. LHB Light List (All Coasts): 323
1886 45 White hexagonal screw-pile structure; piles, black; roof, brown; lantern, red. LHB Light List (All Coasts): 373
1888 White hexagonal screw-pile structure; piles and roof, brown; lantern, black. LHB Light List (All Coasts): 392
1893 N/A 431/2 White hexagonal screw-pile structure; piles and roof, brown; lantern, black. Stands in 31/2 feet at mean low water. LHB Light List (Atlantic): 464
1898 White hexagonal screw-pile structure; piles and roof, brown; lantern, black. In 31/2 feet of water. LHB Light List (Atlantic): 560
1899 LHB Light List (Atlantic): 575
1905 LHB Light List (Atlantic): 668
1908 White, hexagonal, screw-pile structure; brown piles and roof; black lantern. In 31/2 feet of water. LHB Light List (Atlantic): 725
1915 N/A 44 White; hexagonal; on brown piles. In 1/2 fathom. USLHS Light List (Atlantic): 990
1917 White, hexagonal; on brown piles. In 1/2 fathom. USLHS Light List (Atlantic): 1026
1920 USLHS Light List (Atlantic): 1078
1927 USLHS Light List (Atlantic): 1159
1931 5 o White hexagonal on brown piles. In 3 feet. USLHS Light List (Atlantic): 1481
1935 5 iov USLHS Light List (Atlantic): 1836
1943 USCG Light List (Atlantic): 2395
1945-1946
1947 20
1950-1951
1952 5 e
1953-1955 N/A N/A White hexagonal tower on piles. In 3 feet. USCG Light List - Vol. I-VI: 2672
1957
1959-1960 USCG Light List - Vol. I-V: 3124
1961 USCG Light List - Vol. I: 3124
1963
1965 N/A N/A 44 Skeleton tower with small white house on piles. In 3 feet. USCG Light List - Vol. I: 3124
1966 USCG Light List - Vol. I: 3395
1969-1970 Black square daymark on skeleton tower with small white house on piles. In 3 feet.
1972-1974 SB on skeleton tower with small white house on piles. In 3 feet.
1976
1978
1982 SG on skeleton tower with small white house on piles. In 3 feet.
1987 SG on skeleton tower with small white house on piles. USCG Light List - Vol. II: 12110
1990-1992 USCG Light List - Vol. II: 16210
1993-1996 USCG Light List - Vol. II: 17815
2004

Historical Light List Audible Fog Signals

1878 A bell, struck by machinery, two strokes in quick succession, alternating with a single stroke at 30 seconds interval. None LHB Light List (All Coasts): 319
1879 A bell, struck by machinery,2 strokes in quick succession, alternating with a single stroke at 30 seconds interval. LHB Light List (All Coasts): 323
1886 Bell struck by machinery, a double and single blow, alternately, at intervals of 30 sec. LHB Light List (All Coasts): 373
1888 LHB Light List (All Coasts): 392
1893 Bell struck by machinery, a single and a double, alternately; intervals 30 sec. LHB Light List (Atlantic): 464
1898 Bell struck by machinery, a single and a double blow, alternately, intervals, 30 sec. LHB Light List (Atlantic): 560
1899 LHB Light List (Atlantic): 575
1905 Bell struck by machinery a single and a double blow alternately, intervals 30 sec. LHB Light List (Atlantic): 668
1908 LHB Light List (Atlantic): 725
1915 Bell; 1 stroke, silent 30 sec., 2 strokes, silent 30 sec. USLHS Light List (Atlantic): 990
1917 Bell; 1 stroke, silent 30 sec., gp. 2 strokes, silent 30 sec. USLHS Light List (Atlantic): 1026
1920 USLHS Light List (Atlantic): 1078
1927 USLHS Light List (Atlantic): 1159
1931 BELL; 1 stroke, silent 30 sec., gp. 2 strokes, silent 3 sec. USLHS Light List (Atlantic): 1481
1935 USLHS Light List (Atlantic): 1836
1943 BELL; 1 stroke, silent 30 sec.; group of 2 strokes, silent 30 sec. USCG Light List (Atlantic): 2395
1945-1946
1947 BELL; 1 stroke, silent 20 sec.; group of 2 strokes, silent 20 sec.
1950-1951
1952 BELL; electric; group of 2 strokes every 20 sec.
1953-1955 BELL: gp of 2 strokes ev 20s. USCG Light List - Vol. I-VI: 2672
1957
1959-1960 USCG Light List - Vol. I-V: 3124
1961 USCG Light List - Vol. I: 3124
1963
1965 BELL: 1 stroke ev 15s.
1966 USCG Light List - Vol. I: 3395
1969
1970 None
1972-1974
1976
1978
1982
1987 USCG Light List - Vol. II: 12110
1990-1992 USCG Light List - Vol. II: 16210
1993-1996 USCG Light List - Vol. II: 17815
2004
1876 - Present (Modern lights were built at the same location as the original 1876 lighthouse.)