Beavertail (Rhode Island)
Historical Light List Characteristics
| 1839 | F W. W18. | USLHE Light List (US): 71 |
| 1849 | USLHE Light List (US): 74 | |
| 1858 | F W. W15. | LHB Light List (US): 110 |
| 1860 | LHB Light List (US): 99 | |
| 1865-1866 | LHB Light List (All Coasts): 99 | |
| 1868 | LHB Light List (All Coasts): 100 | |
| 1870 | F W. W16. | LHB Light List (All Coasts): 103 |
| 1878-1879 | F W. W13. | LHB Light List (All Coasts): 128 |
| 1886 | F W. W133/4. | LHB Light List (All Coasts): 130 |
| 1888 | LHB Light List (All Coasts): 134 | |
| 1893 | LHB Light List (Atlantic): 146 | |
| 1898 | LHB Light List (Atlantic): 175 | |
| 1899 | Fl(8) W 30s. W131/2. Eight white flashes, intervals between flashes neary 2 sec., interval between groups of flashes 15 sec. | LHB Light List (Atlantic): 178 |
| 1905 | LHB Light List (Atlantic): 192 | |
| 1908 | LHB Light List (Atlantic): 204 | |
| 1915 | Fl(8) W 30s. W14. (fl 1.2, ec 0.7) x 7, fl 1.2, ec 15.5. | USLHS Light List (Atlantic): 274 |
| 1917 | Fl(8) W 30s. W14. (fl 0.7, ec 1.2) x 7, fl 0.7, ec 16. | USLHS Light List (Atlantic): 285 |
| 1920 | USLHS Light List (Atlantic): 301 | |
| 1927 | USLHS Light List (Atlantic): 305 | |
| 1931 | Fl(2) W 15s. W14. fl 0.4, ec 3.2, fl 0.4, ec 11. | USLHS Light List (Atlantic): 351 |
| 1935 | USLHS Light List (Atlantic): 395 | |
| 1940 | USCG Light List (Atlantic): 383 | |
| 1943 | USCG Light List (Atlantic): 496 | |
| 1945-1947 | Fl(2) W 15s. W14. fl 0.4, ec 3.2, fl 0.4, ec 11. Obscured 175°-215°(40°). | |
| 1950-1952 | ||
| 1953-1955 | USCG Light List - Vol. I-VI: 500 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 538 | |
| 1961 | USCG Light List - Vol. I: 538 | |
| 1963-1965 | Fl(2) G 15s. G14. fl 0.2, ec 3.6, fl 0.2, ec 11. Obscured 175°-215°(40°). | |
| 1966 | USCG Light List - Vol. I: 710 | |
| 1969-1972 | ||
| 1973-1974 | Fl(2) G 15s. G17. fl 0.2, ec 3.6, fl 0.2, ec 11. Obscured 175°-215°(40°). | |
| 1975 | Fl G 15s. G13. Obscured 175°-215°(40°). | |
| 1976-1979 | Fl G 5s. G12. Obscured 175°-215°(40°). | |
| 1982 | ||
| 1987 | Fl W 6s. W15. Obscured 175°-215°(40°). | USCG Light List - Vol. I: 16610 |
| 1990-1992 | USCG Light List - Vol. I: 16375 | |
| 1993-1996 | USCG Light List - Vol. I: 17780 | |
| 2004 |
Historical Light List Optics and Structures
| 1839 | 15 Lamps / 9" Refl. | 64 | 98 | N/A | USLHE Light List (US): 71 |
| 1849 | USLHE Light List (US): 74 | ||||
| 1858 | 3rd | 74 | 96 | Square granite tower attached to southeast angle of keeper's dwelling; dwelling painted white. | LHB Light List (US): 110 |
| 1860 | LHB Light List (US): 99 | ||||
| 1865-1866 | LHB Light List (All Coasts): 99 | ||||
| 1868 | LHB Light List (All Coasts): 100 | ||||
| 1870 | LHB Light List (All Coasts): 103 | ||||
| 1878-1879 | 451/2 | 68 | LHB Light List (All Coasts): 128 | ||
| 1886 | Square granite tower, attached to S.E. angle of white dwelling. | LHB Light List (All Coasts): 130 | |||
| 1888 | LHB Light List (All Coasts): 134 | ||||
| 1893 | 641/4 | Square granite tower, attached to SE. angle of white dwelling. | LHB Light List (Atlantic): 146 | ||
| 1898 | Square granite tower, attached to SE. angle of white dwelling. Fog signal building about 80 feet S. of tower. | LHB Light List (Atlantic): 175 | |||
| 1899 | 4th | LHB Light List (Atlantic): 178 | |||
| 1905 | Square granite tower, upper half white, attached to southeasterly angle of white dwelling. Fog-signal building about 80 feet S. of tower. | LHB Light List (Atlantic): 192 | |||
| 1908 | Square granite tower, upper half white, attached to SE'ly angle of white dwelling; fog-signal building about 80 feet S'ly of tower. | LHB Light List (Atlantic): 204 | |||
| 1915 | N/A | 51 | 64 | Square, granite tower, upper half white, attached to white dwelling. | USLHS Light List (Atlantic): 274 |
| 1917 | 52 | Square granite tower, upper half white, attached to white dwelling. | USLHS Light List (Atlantic): 285 | ||
| 1920 | USLHS Light List (Atlantic): 301 | ||||
| 1927 | USLHS Light List (Atlantic): 305 | ||||
| 1931 | 4 iov | USLHS Light List (Atlantic): 351 | |||
| 1935 | 4 ei | USLHS Light List (Atlantic): 395 | |||
| 1940 | 4 e | USCG Light List (Atlantic): 383 | |||
| 1943 | USCG Light List (Atlantic): 496 | ||||
| 1945-1947 | |||||
| 1950-1952 | |||||
| 1953-1955 | N/A | USCG Light List - Vol. I-VI: 500 | |||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 538 | ||||
| 1961 | USCG Light List - Vol. I: 538 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 710 | ||||
| 1969-1974 | |||||
| 1975-1979 | Square granite tower, attached to white dwelling. | ||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 16610 | ||||
| 1990-1992 | USCG Light List - Vol. I: 16375 | ||||
| 1993-1996 | USCG Light List - Vol. I: 17780 | ||||
| 2004 | N/A |
Historical Light List Audible Fog Signals
| 1858 | Whistle | None | LHB Light List (US): 110 |
| 1860 | LHB Light List (US): 99 | ||
| 1865 | LHB Light List (All Coasts): 99 | ||
| 1866 | Fog trumpet worked by caloric engine. | ||
| 1868 | LHB Light List (All Coasts): 100 | ||
| 1870 | A trumpet sounding ? seconds at intervals of ? Seconds. | LHB Light List (All Coasts): 103 | |
| 1878 | A 1st-order Daboll trumpet, operated by a 24-inch hot-air engine, giving blasts every 6 seconds each, at intervals of 10 and 50 seconds. | LHB Light List (All Coasts): 128 | |
| 1879 | A 1st-order Daboll trumpet, operated by a 24-inch hot-air engine, giving blasts of 6 seconds each, at intervals of 10 and 50 seconds. | ||
| 1886 | 10-inch steam-whistle; blasts 4 sec., at alternate intervals of 10 and 50 sec. | LHB Light List (All Coasts): 130 | |
| 1888 | LHB Light List (All Coasts): 134 | ||
| 1893 | 10-inch steam whistle; blasts 4 sec., alternate silent intervals of 10 and 50 sec. | LHB Light List (Atlantic): 146 | |
| 1898 | LHB Light List (Atlantic): 175 | ||
| 1899 | LHB Light List (Atlantic): 178 | ||
| 1905 | 1st-class compressed-air siren; blasts 4 sec., alternate silent intervals 10 and 50 sec. | LHB Light List (Atlantic): 192 | |
| 1908 | 1st-class compressed-air siren; blasts 4 sec., silent intervals alternately 10 and 50 sec. | LHB Light List (Atlantic): 204 | |
| 1915 | 1st-cl. air siren; gp. 2 blasts every 68 sec.: 1st blast 4 sec., silent 10 sec., 2d blast 4 sec., silent 50 sec. | USLHS Light List (Atlantic): 274 | |
| 1917 | USLHS Light List (Atlantic): 285 | ||
| 1920 | USLHS Light List (Atlantic): 301 | ||
| 1927 | USLHS Light List (Atlantic): 305 | ||
| 1931 | SIREN, 1st-cl. air; gp. 2 blasts every 68 sec.: blast 4 sec., silent 10 sec., blast 4 sec., silent 50 sec. | USLHS Light List (Atlantic): 351 | |
| 1935 | USLHS Light List (Atlantic): 395 | ||
| 1940 | SIREN, 1st-cl. air; group of 2 blasts every 68 sec.: blast 4 sec., silent 10 sec., blast 4 sec., silent 50 sec. | USCG Light List (Atlantic): 383 | |
| 1943 | SIREN, 1st-cl. air; blast 3 sec., silent 27 sec. | USCG Light List (Atlantic): 496 | |
| 1945-1947 | |||
| 1950-1952 | |||
| 1953-1955 | SIREN: 1 blast ev 30s (3sbl). | USCG Light List - Vol. I-VI: 500 | |
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 538 | ||
| 1961 | USCG Light List - Vol. I: 538 | ||
| 1963-1965 | |||
| 1966 | USCG Light List - Vol. I: 710 | ||
| 1969-1970 | |||
| 1971-1972 | HORN, diaphragm; 1 blast ev 30s (3sbl). | ||
| 1973-1975 | HORN, 1 blast ev 30s (3sbl). | ||
| 1976-1979 | HORN: 1 blast ev 30s (3sbl). | ||
| 1982 | HORN: 1 blast ev 30s (3s bl). | ||
| 1987 | HORN: 1 blast ev 30s (3s bl). | USCG Light List - Vol. I: 16610 | |
| 1990-1992 | USCG Light List - Vol. I: 16375 | ||
| 1993-1996 | USCG Light List - Vol. I: 17780 | ||
| 2004 | HORN: 1 blast ev 30s (3s bl). |
Historical Light List Other Signals
| 1927 | None | USLHS Light List (Atlantic): 305 |
| 1931 | USLHS Light List (Atlantic): 351 | |
| 1935 | USLHS Light List (Atlantic): 395 | |
| 1940 | USCG Light List (Atlantic): 383 | |
| 1943 | USCG Light List (Atlantic): 496 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953-1955 | USCG Light List - Vol. I-VI: 500 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 538 | |
| 1961 | USCG Light List - Vol. I: 538 | |
| 1963-1965 | ||
| 1966 | USCG Light List - Vol. I: 710 | |
| 1969-1979 | ||
| 1982 | ||
| 1987 | USCG Light List - Vol. I: 16610 | |
| 1990 | USCG Light List - Vol. I: 16375 | |
| 1991 | 310 kHz. N (  ). Antenna located north of light. |
|
| 1992 | FREQ: 310 kHz. N (). Antenna located north of light. |
|
| 1993-1995 | USCG Light List - Vol. I: 17780 | |
| 1996 | None | |
| 2004 |
 |
1749 - Present (Exact location of current 1856 lighthouse. Locations of original 1749 lighthouse is assumed to be close. The 1754 lighthouse was built on the 1749 lighthouse foundation.) |