Point Judith (Rhode Island)
Historical Light List Characteristics
| 1839 | Fl W 135s. W21. | USLHE Light List (US): 73 |
| 1849 | Fl W 135s. W17. | USLHE Light List (US): 76 |
| 1858 | Fl W 15s. W14. | LHB Light List (US): 120 |
| 1860 | LHB Light List (US): 108 | |
| 1865-1866 | LHB Light List (All Coasts): 108 | |
| 1868 | LHB Light List (All Coasts): 109 | |
| 1870 | LHB Light List (All Coasts): 113 | |
| 1878-1879 | LHB Light List (All Coasts): 144 | |
| 1886 | LHB Light List (All Coasts): 149 | |
| 1888 | LHB Light List (All Coasts): 156 | |
| 1893 | LHB Light List (Atlantic): 170 | |
| 1898 | Fl W 15s. W131/2. | LHB Light List (Atlantic): 202 |
| 1899 | LHB Light List (Atlantic): 206 | |
| 1905 | LHB Light List (Atlantic): 221 | |
| 1908 | LHB Light List (Atlantic): 234 | |
| 1915 | Fl W 15s. W14. fl 1.5. | USLHS Light List (Atlantic): 303 |
| 1917 | USLHS Light List (Atlantic): 314 | |
| 1920 | F W. W14. | USLHS Light List (Atlantic): 333 |
| 1927 | USLHS Light List (Atlantic): 339 | |
| 1931 | USLHS Light List (Atlantic): 395 | |
| 1935 | USLHS Light List (Atlantic): 449 | |
| 1940 | USCG Light List (Atlantic): 439 | |
| 1943 | USCG Light List (Atlantic): 567 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953-1955 | USCG Light List - Vol. I-VI: 582 | |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 622 | |
| 1961 | USCG Light List - Vol. I: 622 | |
| 1963-1965 | Oc(3) W 15s. W14. (ec 2, lt 2) x 2, ec 2, lt 5. | |
| 1966 | USCG Light List - Vol. I: 798 | |
| 1969-1972 | ||
| 1973-1979 | Oc(3) W 15s. W16. (ec 2, lt 2) x 2, ec 2, lt 5. | |
| 1982 | ||
| 1987 | USCG Light List - Vol. I: 18280 | |
| 1990-1992 | USCG Light List - Vol. I: 18050 | |
| 1993-1996 | USCG Light List - Vol. I: 19450 | |
| 2004 |
Historical Light List Optics and Structures
| 1839 | 10 Lamps / 9" Refl. | 35 | 74 | N/A | USLHE Light List (US): 73 |
| 1849 | 10 Lamps / 15" Refl. | USLHE Light List (US): 76 | |||
| 1858 | 4th | 46 | 67 | LHB Light List (US): 120 | |
| 1860 | LHB Light List (US): 108 | ||||
| 1865 | LHB Light List (All Coasts): 108 | ||||
| 1866 | |||||
| 1868 | LHB Light List (All Coasts): 109 | ||||
| 1870 | A stone tower connected with the keeper's dwelling. | LHB Light List (All Coasts): 113 | |||
| 1878-1879 | A stone tower, connected with the keeper's dwelling. | LHB Light List (All Coasts): 144 | |||
| 1886 | White tower, connected with dwelling. | LHB Light List (All Coasts): 149 | |||
| 1888 | LHB Light List (All Coasts): 156 | ||||
| 1893 | LHB Light List (Atlantic): 170 | ||||
| 1898 | 65 | White tower, connected with dwelling. Fog-signal building southerly of tower. | LHB Light List (Atlantic): 202 | ||
| 1899 | Octagonal, pyramidal tower, lower half white, upper half brown, connected with dwelling. Fog-signal building southerly of tower. | LHB Light List (Atlantic): 206 | |||
| 1905 | LHB Light List (Atlantic): 221 | ||||
| 1908 | 4 iov | Octagonal, pyramidal tower, lower half white, upper half brown, connected with dwelling; fog-signal building S'ly of tower. | LHB Light List (Atlantic): 234 | ||
| 1915 | N/A | 51 | Octagonal, pyramidal tower, lower half white, upper half brown, connected with dwelling. | USLHS Light List (Atlantic): 303 | |
| 1917 | Octagonal pyramidal tower, lower half white, upper half brown; connected with dwelling. | USLHS Light List (Atlantic): 314 | |||
| 1920 | USLHS Light List (Atlantic): 333 | ||||
| 1927 | USLHS Light List (Atlantic): 339 | ||||
| 1931 | 4 iov | USLHS Light List (Atlantic): 395 | |||
| 1935 | 4 ei | USLHS Light List (Atlantic): 449 | |||
| 1940 | 4 e | Octagonal tower, lower half white, upper half brown; connected with dwelling. | USCG Light List (Atlantic): 439 | ||
| 1943 | Octagonal tower, lower half white, upper half brown, connected with dwelling. | USCG Light List (Atlantic): 567 | |||
| 1945 | |||||
| 1946-1947 | Octagonal tower, lower half white, upper half brown connected with dwelling. | ||||
| 1950-1952 | |||||
| 1953 | N/A | Octagonal tower, lower half white, upper half brown, connected with dwelling. | USCG Light List - Vol. I-VI: 582 | ||
| 1954-1955 | Octagonal tower, lower half white, upper half brown, connected with white dwelling. | ||||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 622 | ||||
| 1961 | USCG Light List - Vol. I: 622 | ||||
| 1963-1965 | Octagonal tower, lower half white, upper half brown. | ||||
| 1966 | USCG Light List - Vol. I: 798 | ||||
| 1969-1979 | |||||
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 18280 | ||||
| 1990-1992 | USCG Light List - Vol. I: 18050 | ||||
| 1993-1996 | USCG Light List - Vol. I: 19450 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1858 | None | None | LHB Light List (US): 120 |
| 1860 | LHB Light List (US): 108 | ||
| 1865-1866 | LHB Light List (All Coasts): 108 | ||
| 1868 | LHB Light List (All Coasts): 109 | ||
| 1870 | A trumpet sounding ? seconds at intervals of ? seconds. | LHB Light List (All Coasts): 113 | |
| 1878-1879 | A 1st-order steam fog-siren, in duplicate, giving blasts of 6 seconds at intervals of 40 seconds. | LHB Light List (All Coasts): 144 | |
| 1886 | 1st-class steam-siren; blasts of 6 sec., intervals of 40 sec. | LHB Light List (All Coasts): 149 | |
| 1888 | LHB Light List (All Coasts): 156 | ||
| 1893 | 1st-class steam siren; blasts of 6 sec., silent intervals 40 sec. | LHB Light List (Atlantic): 170 | |
| 1898 | LHB Light List (Atlantic): 202 | ||
| 1899 | LHB Light List (Atlantic): 206 | ||
| 1905 | 1st-class compressed-air siren; blasts of 4 sec., silent intervals 40 sec. | LHB Light List (Atlantic): 221 | |
| 1908 | 1st-class compressed-air siren; blasts of 5 sec., silent intervals 40 sec. | LHB Light List (Atlantic): 234 | |
| 1915 | 1st-cl. air siren: blast 5 sec., silent 40 sec. | USLHS Light List (Atlantic): 303 | |
| 1917 | USLHS Light List (Atlantic): 314 | ||
| 1920 | USLHS Light List (Atlantic): 333 | ||
| 1927 | USLHS Light List (Atlantic): 339 | ||
| 1931 | TYFON, 1st-cl. air: blast 3 sec., silent 17 sec. | USLHS Light List (Atlantic): 395 | |
| 1935 | USLHS Light List (Atlantic): 449 | ||
| 1940 | HORN, diaphragm, air: blast 3 sec., silent 17 sec. | USCG Light List (Atlantic): 439 | |
| 1943 | USCG Light List (Atlantic): 567 | ||
| 1945-1947 | |||
| 1950-1952 | HORN, diaphragm, air; blast 3 sec., silent 17 sec. | ||
| 1953-1955 | HORN, diaphragm: 1 blast ev 20s (3sbl). | USCG Light List - Vol. I-VI: 582 | |
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 622 | ||
| 1961 | USCG Light List - Vol. I: 622 | ||
| 1963-1965 | |||
| 1966 | HORN, diaphragm; 1 blast ev 20s (3sbl). | USCG Light List - Vol. I: 798 | |
| 1969-1970 | |||
| 1971-1972 | HORN, diaphragm; 1 blast ev 15s (2sbl). | ||
| 1973-1975 | HORN, 1 blast ev 15s (2sbl). | ||
| 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: 18280 | |
| 1990-1992 | USCG Light List - Vol. I: 18050 | ||
| 1993-1996 | USCG Light List - Vol. I: 19450 | ||
| 2004 | HORN: 1 blast ev 15s (2s bl). |
Historical Light List Other Signals
| 1927 | None | USLHS Light List (Atlantic): 339 |
| 1931 | USLHS Light List (Atlantic): 395 | |
| 1935 | RADIOBEACON: Transmits gps. of   . |
USLHS Light List (Atlantic): 449 |
| 1940 | RADIOBEACON: Transmits on 294 kc, groups of dash, 2 dots (). Antenna lead-in 150 feet 270° from light tower. |
USCG Light List (Atlantic): 439 |
| 1943 | USCG Light List (Atlantic): 567 | |
| 1945 | RADIOBEACON: Transmits on 294 kc, groups of dash, 2 dots (). Antenna lead-in 36 feet 195° from light tower. |
|
| 1946-1947 | RADIOBEACON: Transmits on 294 kc, groups of dash, 2 dots, (). Antenna lead-in 36 feet 195° from light tower. |
|
| 1950-1952 | ||
| 1953-1955 | RADIOBEACON: 294 kc. (Code: ). Antenna 36 feet 195° from light tower. |
USCG Light List - Vol. I-VI: 582 |
| 1957 | RADIOBEACON: 318 kc. (Code: ). Antenna 36 feet 195° from light tower. |
|
| 1959-1960 | USCG Light List - Vol. I-V: 622 | |
| 1961 | USCG Light List - Vol. I: 622 | |
| 1963 | RADIOBEACON: Antenna 36 feet 195° from light tower. | |
| 1964-1965 | RADIOBEACON: 302 kc. (Code:). Antenna 36 feet 195° from light tower. |
|
| 1966 | RADIOBEACON: Antenna 36 feet 195° from light tower. | USCG Light List - Vol. I: 798 |
| 1969-1974 | RADIOBEACON: 302 kc. (Code:). Antenna 36 feet 195° from light tower. |
|
| 1975-1976 | RBN: 302 kHz () III. Antenna 36 feet 195° from light tower. |
|
| 1977 | RBN: 317 kHz ( ). Antenna 36 feet 195° from light tower. |
|
| 1978 | RBN: 325 kHz (). Antenna 36 feet 195° from light tower. |
|
| 1979 | RBN: 325 kHz PJ (). Antenna 36 feet 195° from light tower. |
|
| 1982 | ||
| 1987 | USCG Light List - Vol. I: 18280 | |
| 1990 | RBN: 325 kHz PJ (). Antenna 36 feet, 195° from light tower. |
USCG Light List - Vol. I: 18050 |
| 1991 | 325 kHz. PJ (). Antenna 36 feet, 195° from light tower. |
|
| 1992 | FREQ: 325 kHz. PJ (). Antenna 36 feet, 195° from light tower. |
|
| 1993-1994 | USCG Light List - Vol. I: 19450 | |
| 1995-1996 | None | |
| 2004 |
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1810 - Present (Exact location of current 1857 lighthouse. Locations of original 1810 and 1816 lighthouses are assumed to be close.) |