Cove Point (Maryland)
Historical Light List Characteristics
| 1839 | F W. W15. | USLHE Light List (US): 147 |
| 1849 | USLHE Light List (US): 159 | |
| 1858 | FFl W 90s. F11, Fl11. | LHB Light List (US): 232 |
| 1860 | LHB Light List (US): 216 | |
| 1865-1866 | LHB Light List (All Coasts): 220 | |
| 1868 | LHB Light List (All Coasts): 223 | |
| 1870 | FFl W 90s. F12, Fl12. Arc illuminated N. 37 W. by E'd to S. 17 W. | LHB Light List (All Coasts): 234 |
| 1878 | LHB Light List (All Coasts): 298 | |
| 1879 | LHB Light List (All Coasts): 302 | |
| 1886 | LHB Light List (All Coasts): 348 | |
| 1888 | LHB Light List (All Coasts): 365 | |
| 1893 | LHB Light List (Atlantic): 475 | |
| 1898 | LHB Light List (Atlantic): 573 | |
| 1899 | LHB Light List (Atlantic): 588 | |
| 1905 | LHB Light List (Atlantic): 682 | |
| 1908 | LHB Light List (Atlantic): 739 | |
| 1915 | Oc W 30s. W12. ec 9. | USLHS Light List (Atlantic): 1031 |
| 1917 | USLHS Light List (Atlantic): 1067 | |
| 1920 | USLHS Light List (Atlantic): 1119 | |
| 1927 | USLHS Light List (Atlantic): 1209 | |
| 1931 | Fl W 10s. W12. fl 0.9. | USLHS Light List (Atlantic): 1190 |
| 1935 | USLHS Light List (Atlantic): 1456 | |
| 1943 | USCG Light List (Atlantic): 1905 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953-1955 | USCG Light List - Vol. I-VI: 2077 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 2463 | |
| 1961 | USCG Light List - Vol. I: 2463 | |
| 1963 | ||
| 1965 | ||
| 1966 | Fl W 10s. W12. Obscured 040°-110°(70°). | USCG Light List - Vol. I: 2741 |
| 1969-1970 | ||
| 1972 | ||
| 1973-1974 | Fl W 10s. W21. Obscured 040°-110°(70°). | |
| 1976 | Fl W 10s. W19. Obscured 040°-110°(70°). | |
| 1978 | ||
| 1982 | ||
| 1987 | USCG Light List - Vol. II: 2940 | |
| 1990-1992 | USCG Light List - Vol. II: 7045 | |
| 1993-1996 | USCG Light List - Vol. II: 7630 | |
| 2004 | Fl W 10s. W12. Obscured 040°-110°(70°). |
Historical Light List Optics and Structures
| 1839 | 13 Lamps / 16" Refl | 40 | 40 | N/A | USLHE Light List (US): 147 |
| 1849 | 11 Lamps / 18" Refl. | 50 | USLHE Light List (US): 159 | ||
| 1858 | 4th | 39 | 46 | LHB Light List (US): 232 | |
| 1860 | LHB Light List (US): 216 | ||||
| 1865 | LHB Light List (All Coasts): 220 | ||||
| 1866 | |||||
| 1868 | LHB Light List (All Coasts): 223 | ||||
| 1870 | A brick tower. | LHB Light List (All Coasts): 234 | |||
| 1878 | A brick tower, white; keeper's dwelling also white; lantern, black. | LHB Light List (All Coasts): 298 | |||
| 1879 | LHB Light List (All Coasts): 302 | ||||
| 1886 | Tower, and dwelling, white; lantern, black. | LHB Light List (All Coasts): 348 | |||
| 1888 | Tower and dwelling, white; lantern, black. | LHB Light List (All Coasts): 365 | |||
| 1893 | 441/2 | LHB Light List (Atlantic): 475 | |||
| 1898 | Tower and detached dwelling, white; lantern, black. Detached, brown, fog-signal tower. | LHB Light List (Atlantic): 573 | |||
| 1899 | LHB Light List (Atlantic): 588 | ||||
| 1905 | LHB Light List (Atlantic): 682 | ||||
| 1908 | White tower and detached dwelling; black lantern; white, detached, fog-signal house. | LHB Light List (Atlantic): 739 | |||
| 1915 | N/A | 44 | 45 | White tower. | USLHS Light List (Atlantic): 1031 |
| 1917 | 51 | USLHS Light List (Atlantic): 1067 | |||
| 1920 | USLHS Light List (Atlantic): 1119 | ||||
| 1927 | USLHS Light List (Atlantic): 1209 | ||||
| 1931 | 4 ei | USLHS Light List (Atlantic): 1190 | |||
| 1935 | USLHS Light List (Atlantic): 1456 | ||||
| 1943 | 4 e | USCG Light List (Atlantic): 1905 | |||
| 1945-1947 | |||||
| 1950-1952 | |||||
| 1953-1955 | N/A | USCG Light List - Vol. I-VI: 2077 | |||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 2463 | ||||
| 1961 | USCG Light List - Vol. I: 2463 | ||||
| 1963 | |||||
| 1965 | |||||
| 1966 | USCG Light List - Vol. I: 2741 | ||||
| 1969 | N/A | ||||
| 1970 | 51 | ||||
| 1972-1974 | |||||
| 1976 | |||||
| 1978 | |||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. II: 2940 | ||||
| 1990-1992 | USCG Light List - Vol. II: 7045 | ||||
| 1993-1996 | USCG Light List - Vol. II: 7630 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1858 | Fog-bell struck by machinery. | None | LHB Light List (US): 232 |
| 1860 | LHB Light List (US): 216 | ||
| 1865-1866 | LHB Light List (All Coasts): 220 | ||
| 1868 | LHB Light List (All Coasts): 223 | ||
| 1870 | A bell struck at intervals of 10 seconds. | LHB Light List (All Coasts): 234 | |
| 1878 | A bell, struck at intervals of 12 seconds. | LHB Light List (All Coasts): 298 | |
| 1879 | LHB Light List (All Coasts): 302 | ||
| 1886 | Bell struck by machinery every 12 sec. | LHB Light List (All Coasts): 348 | |
| 1888 | LHB Light List (All Coasts): 365 | ||
| 1893 | LHB Light List (Atlantic): 475 | ||
| 1898 | LHB Light List (Atlantic): 573 | ||
| 1899 | LHB Light List (Atlantic): 588 | ||
| 1905 | 3d-class Daboll trumpet; blasts 8 sec., silent intervals, 7 sec. | If trumpet be disabled, a bell will be rung by hand. | LHB Light List (Atlantic): 682 |
| 1908 | LHB Light List (Atlantic): 739 | ||
| 1915 | 3d-c. reed horn: blast 8 sec., silent 7 sec. | Bell (hand) if horn is disabled. | USLHS Light List (Atlantic): 1031 |
| 1917 | USLHS Light List (Atlantic): 1067 | ||
| 1920 | USLHS Light List (Atlantic): 1119 | ||
| 1927 | USLHS Light List (Atlantic): 1209 | ||
| 1931 | NAUTOPHONE, electric: Blast 8 sec., silent 7 sec. | Bell, hand, if horn is disabled. | USLHS Light List (Atlantic): 1190 |
| 1935 | Bell, hand, if Nautaphone is disabled. | USLHS Light List (Atlantic): 1456 | |
| 1943 | DIAPHONE, air; blast 3 sec., silent 12 sec. | Bell, hand, if diaphone is disabled. | USCG Light List (Atlantic): 1905 |
| 1945-1947 | |||
| 1950-1952 | |||
| 1953 | DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. | USCG Light List - Vol. I-VI: 2077 | |
| 1954-1955 | DIAPHONE: when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. | ||
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 2463 | ||
| 1961 | USCG Light List - Vol. I: 2463 | ||
| 1963 | DIAPHONE: 1 blast ev 15s (3sbl). | ||
| 1965 | |||
| 1966 | USCG Light List - Vol. I: 2741 | ||
| 1969 | Bell, hand, if diaphone is inoperative. | ||
| 1970 | HORN, diaphragm; 1 blast ev 15s (2sbl). | Standby horn of same characteristic sounded if main horn is inoperative. | |
| 1972 | None | ||
| 1973-1974 | HORN, 1 blast ev 15s (2sbl). | ||
| 1976 | HORN: 1 blast ev 15s (2sbl). | ||
| 1978 | |||
| 1982 | HORN: 1 blast ev 15s (2s bl). | ||
| 1987 | HORN: 1 blast ev 15s (2s bl). | USCG Light List - Vol. II: 2940 | |
| 1990-1992 | USCG Light List - Vol. II: 7045 | ||
| 1993-1996 | USCG Light List - Vol. II: 7630 | ||
| 2004 | None |
Historical Light List Other Signals
| 1927 | None | USLHS Light List (Atlantic): 1209 |
| 1931 | RADIOBEACON: Transmits groups of 1 dot and 2 dashes. | USLHS Light List (Atlantic): 1190 |
| 1935 | RADIOBEACON: Transmits groups of   . |
USLHS Light List (Atlantic): 1456 |
| 1943 | RADIOBEACON: Transmits on 306 kc, groups of dot, 2 dashes (). Antenna lead-in at center of tower. DISTANCE-FINDING STATION. |
USCG Light List (Atlantic): 1905 |
| 1945 | ||
| 1946-1947 | RADIOBEACON: Transmits on 300 kc, groups of dot, 2 dashes. (). Antenna lead-in at center of tower. DISTANCE-FINDING STATION. |
|
| 1950 | ||
| 1951-1952 | RADIOBEACON: Transmits on 300 kc, groups of dot, 2 dashes. (). Antenna lead-in 60 feet 175° from light tower. DISTANCE-FINDING STATION. |
|
| 1953-1955 | RADIOBEACON: 306 kc (Code: ). Antenna 60 feet 175° from light tower. |
USCG Light List - Vol. I-VI: 2077 |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 2463 | |
| 1961 | USCG Light List - Vol. I: 2463 | |
| 1963 | RADIOBEACON: Antenna 60 feet 175° from light tower. | |
| 1965 | ||
| 1966 | USCG Light List - Vol. I: 2741 | |
| 1969-1970 | ||
| 1972-1974 | ||
| 1976 | RBN: 304 kHz ()VI. Antenna 60 feet 175° from light tower. |
|
| 1978 | RBN: 314 KhZ (). Antenna 60 feet 175° from light tower. |
|
| 1982 | RBN: 314 kHz CP ( ). Antenna 60 feet 175° from light tower. |
|
| 1987 | RBN: 314 Khz CP (). Antenna 60 feet 175° from light tower. |
USCG Light List - Vol. II: 2940 |
| 1990 | USCG Light List - Vol. II: 7045 | |
| 1991 | 314 kHz. CP (). Antenna 60 feet 175° from light tower. |
|
| 1992 | FREQ: 314 kHz. CP (). Antenna 60 feet 175° from Cove Point Light. |
|
| 1993-1994 | USCG Light List - Vol. II: 7630 | |
| 1995-1996 | None | |
| 2004 |
 |
1828 - Present |