Matinicus Rock (South Tower) (Maine)
Historical Light List Characteristics
| 1839 | F W. W18. | USLHE Light List (US): 14 |
| 1849 | F W. W17. | |
| 1858 | F W. W15. | LHB Light List (US): 24 |
| 1860 | LHB Light List (US): 19 | |
| 1865-1866 | LHB Light List (All Coasts): 19 | |
| 1868 | ||
| 1870 | F W. W14. | LHB Light List (All Coasts): 20 |
| 1878-1879 | LHB Light List (All Coasts): 26 | |
| 1886 | LHB Light List (All Coasts): 24 | |
| 1888 | LHB Light List (All Coasts): 26 | |
| 1893 | F W. W151/4. | LHB Light List (Atlantic): 31 |
| 1898-1899 | ||
| 1905 | ||
| 1908 | LHB Light List (Atlantic): 32 | |
| 1915 | F W. W15. | USLHS Light List (Atlantic): 36 |
| 1917 | USLHS Light List (Atlantic): 38 | |
| 1920 | ||
| 1927 | Fl(1 + 2) W 15s. W15. fl 0.5, ec 5.5, fl 0.5, ec 2.5, fl 0.5, ec 5.5. | |
| 1931 | ||
| 1935 | USLHS Light List (Atlantic): 39 | |
| 1940 | USCG Light List (Atlantic): 45 | |
| 1943 | USCG Light List (Atlantic): 50 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953-1955 | USCG Light List - Vol. I-VI: 2 | |
| 1957 | ||
| 1959 | USCG Light List - Vol. I-V: 2 | |
| 1960 | Fl(1 + 2) W 15s. W15. fl 0.24, ec 5.76, fl 0.24, ec 2.76, fl 0.24, ec 5.76. | |
| 1961 | USCG Light List - Vol. I: 2 | |
| 1963-1966 | Fl(1 + 2) W 15s. W15. fl 0.2, ec 5.8, fl 0.2, ec 2.8, fl 0.2, ec 5.8. | |
| 1969-1979 | ||
| 1982 | ||
| 1987 | Fl W 10s. W24. | USCG Light List - Vol. I: 10 |
| 1990-1994 | ||
| 1995-1996 | Fl W 10s. W20. | |
| 2004 |
Historical Light List Optics and Structures
| 1839 | 14 Lamps / 15" Refl. | 6 | 621/2 | Two lights and towers, one at each end of the dwelling. | USLHE Light List (US): 14 |
| 1849 | 30 | 821/2 | Towers at end of the keeper's dwelling. | ||
| 1858 | 3rd | 50 | 90 | Tower [150 feet apart from other tower] at end of the dwelling. | LHB Light List (US): 24 |
| 1860 | LHB Light List (US): 19 | ||||
| 1865-1866 | Towers 180 feet apart. | LHB Light List (All Coasts): 19 | |||
| 1868 | |||||
| 1870 | Tower [180 feet apart from other tower] and one dwelling of granite, and one dwelling of wood, painted brown. [Shared structures between towers.] | LHB Light List (All Coasts): 20 | |||
| 1878-1879 | Tower and one dwelling, of granite, natural color. Two dwellings of wood, painted white. Towers 180 feet apart, ranging N. NW. and S. SE. Two fog-signal houses placed near the south tower. [Shared structures between towers.] | LHB Light List (All Coasts): 26 | |||
| 1886 | Two towers, with one dwelling of granite, natural color, and two dwellings of wood, painted white. Two fog-signal houses near south tower. | LHB Light List (All Coasts): 24 | |||
| 1888 | Two towers, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house, and smaller brick building, near south tower. Light exhibited from south tower. | LHB Light List (All Coasts): 26 | |||
| 1893 | 41 | Tower, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house and a brick oil house SW. of and near south tower. [Shared structures between towers.] | LHB Light List (Atlantic): 31 | ||
| 1898 | Cylindrical tower, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house and a brick oil house SW. of and near south tower. [Shared structures between towers.] | ||||
| 1899 | Cylindrical tower, with one dwelling of granite, natural color, and two dwellings of wood, painted white. A brick fog-signal house and a brick oil house SW. of and near south tower. (Shared structures between towers.) | ||||
| 1905 | Cylindrical , granite tower, with one dwelling of granite, natural color, and two wooden dwellings. A brick fog-signal house and a brick oil house SW. of and near south tower. [Shared structures between towers.] | ||||
| 1908 | Cylindrical , granite tower, with one dwelling of granite, natural color, and two wooden dwellings; brick fog-signal house and brick oil house SW'ly of and near S'ly tower. [Shared structures between towers.] | LHB Light List (Atlantic): 32 | |||
| 1915 | N/A | 46 | Cylindrical, granite tower, and dwelling, natural color. [Shared structure between towers.] | USLHS Light List (Atlantic): 36 | |
| 1917 | 48 | USLHS Light List (Atlantic): 38 | |||
| 1920 | Cylindrical, gray, granite tower, and dwelling. [Shared structure between towers.] | ||||
| 1927 | Cylindrical, gray, granite tower, and dwelling. | ||||
| 1931 | 3 iov | Cylindrical, gray, granite tower and dwelling. | |||
| 1935 | USLHS Light List (Atlantic): 39 | ||||
| 1940 | USCG Light List (Atlantic): 45 | ||||
| 1943 | USCG Light List (Atlantic): 50 | ||||
| 1945 | |||||
| 1946-1947 | 3 e | ||||
| 1950-1952 | |||||
| 1953-1955 | N/A | Cylindrical gray granite tower and dwelling. | USCG Light List - Vol. I-VI: 2 | ||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 2 | ||||
| 1961 | USCG Light List - Vol. I: 2 | ||||
| 1963-1966 | |||||
| 1969-1979 | |||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 10 | ||||
| 1990-1996 | |||||
| 2004 |
Historical Light List Audible Fog Signals
| 1858 | Fog-bell [shared] rung by machinery | None | LHB Light List (US): 24 |
| 1860 | LHB Light List (US): 19 | ||
| 1865-1866 | Fog-bell [shared] struck by machinery | LHB Light List (All Coasts): 19 | |
| 1868 | |||
| 1870 | A bell [shared] struck by machinery. | LHB Light List (All Coasts): 20 | |
| 1878-1879 | A 12-inch steam fog-whistle [shared], in duplicate, giving blasts of 5 seconds at intervals of 25 seconds. | The bell struck by hand is retained, and will be sounded in case of necessity. | LHB Light List (All Coasts): 26 |
| 1886 | 10-inch steam-whistle; blasts 5 sec. intervals 25 sec. | If whistle be disabled, a bell will be struck by hand. | LHB Light List (All Coasts): 24 |
| 1888 | LHB Light List (All Coasts): 26 | ||
| 1893 | 10-inch steam whistle [shared]; blasts 5 sec., silent intervals 25 sec. | LHB Light List (Atlantic): 31 | |
| 1898 | 10-inch or 12-inch steam whistle [shared]; blasts 5 sec., silent intervals 25 sec. | ||
| 1899 | 10-inch or 12-inch steam whistle (shared); blasts 5 sec., silent intervals 25 sec. | ||
| 1905 | 12-inch steam whistle [shared]; blasts 5 sec., silent intervals 25 sec. | If whistle be disabled a bell will be struck by hand. | |
| 1908 | LHB Light List (Atlantic): 32 | ||
| 1915 | 12-inch steam whistle [shared]; blast 5 sec., silent 25 sec. | Bell (hand) if whistle is disabled. | USLHS Light List (Atlantic): 36 |
| 1917 | USLHS Light List (Atlantic): 38 | ||
| 1920 | |||
| 1927 | 12-inch air whistle; blast 5 sec., silent 25 sec. | Bell (2,000-lb.) if whistle is disabled. | |
| 1931 | WHISTLE, 12-inch air; blast 5 sec., silent 25 sec. | Bell if whistle disabled. | |
| 1935 | DIAPHONE, air; blast 2.5 sec., silent 12.5 sec. | Bell if diaphone disabled. | USLHS Light List (Atlantic): 39 |
| 1940 | USCG Light List (Atlantic): 45 | ||
| 1943 | USCG Light List (Atlantic): 50 | ||
| 1945-1946 | DIAPHONE, air; blast 2.5 sec., silent 12.5 sec. | ||
| 1947 | DIAPHONE, air; blast 2 sec., silent 13 sec. | ||
| 1950-1952 | |||
| 1953 | DIAPHONE; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. | Bell, hand, 1 stroke ev 20s, if diaphone is disabled. | USCG Light List - Vol. I-VI: 2 |
| 1954-1955 | DIAPHONE; when operating, is synchronized with radiobeacon ev 3 minutes for distance finding. | ||
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 2 | ||
| 1961 | USCG Light List - Vol. I: 2 | ||
| 1963-1965 | DIAPHONE: 1 blast ev 15s (2sbl). | ||
| 1966 | Bell, hand, 1 stroke ev 20s if diaphone is disabled. | ||
| 1969-1972 | Bell, hand, 1 stroke ev 20s if diaphone is inoperative. | ||
| 1973 | HORN, 1 blast ev 15s (2sbl). | Bell, hand, 1 stroke ev 20s if horn is inoperative. | |
| 1974-1975 | None | ||
| 1976-1979 | HORN: 1 blast ev 15s (2sbl). | ||
| 1982 | HORN: 1 blast ev 15s (2s bl). | ||
| 1987 | HORN: 1 blast ev 15s (2s bl). | USCG Light List - Vol. I: 10 | |
| 1990-1996 | |||
| 2004 | HORN: 1 blast ev 15s (2s bl). |
Historical Light List Other Signals
| 1927 | None | USLHS Light List (Atlantic): 38 |
| 1931 | ||
| 1935 | USLHS Light List (Atlantic): 39 | |
| 1940 | USCG Light List (Atlantic): 45 | |
| 1943 | USCG Light List (Atlantic): 50 | |
| 1945 | RADIOBEACON: Transmits on 294 kc., groups of 1 dot, 2 dashes, 1 dot (  ). Antenna lead-in 104.5 feet 53° from light tower. DISTANCE-FINDING STATION. |
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| 1946 | RADIOBEACON: Transmits on 294 kc., groups of 1 dot, 2 dashes, 1 dot, (). Antenna lead-in 104.5 feet 53° from light tower. DISTANCE-FINDING STATION. |
|
| 1947 | RADIOBEACON: Transmits on 294 kc., groups of 1 dot, 2 dashes, 1 dot, (). Antenna lead-in 104.5 feet 53° from light tower. DISTANCE-FINDING STATION. |
|
| 1950-1952 | ||
| 1953-1955 | RADIOBEACON: 294 kc (Code: ). Antenna 105 feet 053° from light tower. |
USCG Light List - Vol. I-VI: 2 |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 2 | |
| 1961 | USCG Light List - Vol. I: 2 | |
| 1963 | RADIOBEACON: Antenna 105 feet 053° from light tower. Distance finding station. | |
| 1964-1965 | RADIOBEACON: 314 kc (Code:). Antenna 105 feet 053° from light tower. Distance finding station. |
|
| 1966 | RADIOBEACON: Antenna 105 feet 053° from light tower. Distance finding station. | |
| 1969-1973 | RADIOBEACON: 314 kc (Code:). Antenna 105 feet 053° from light tower. Distance finding station. |
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| 1974 | RADIOBEACON: 314 kc (Code:). Antenna 105 feet 053° from light tower. |
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| 1975-1977 | RBN: 314 kHz () II. Antenna 105 feet 053° from light tower. |
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| 1978 | RBN: 314 kHz ( ). Antenna 105 feet 053° from light tower. |
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| 1979 | RBN: 314 kHz MR (). Antenna 105 feet 053° from light tower. |
|
| 1982 | RBN: 314 kHz MR (). Antenna on light tower. |
|
| 1987 | USCG Light List - Vol. I: 10 | |
| 1990 | RBN: 314 kHz MR (). Antenna on light tower. |
|
| 1991 | 314 kHz. MR (). Antenna on light tower. |
|
| 1992-1993 | FREQ: 314 kHz. MR (). Antenna on light tower. |
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| 1994-1996 | None | |
| 2004 |
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1827 - Present (Approximate location of current 1857 lighthouse. Locations of previous 1827 and 1847 lighthouses are assumed to be close.) |