Pomham Rocks (Rhode Island)
Historical Light List Characteristics
| 1878-1879 | F R. R11. | LHB Light List (All Coasts): 141 |
| 1886 | F R. R71/2. | LHB Light List (All Coasts): 145 |
| 1888 | LHB Light List (All Coasts): 152 | |
| 1893 | LHB Light List (Atlantic): 166 | |
| 1898 | LHB Light List (Atlantic): 199 | |
| 1899 | LHB Light List (Atlantic): 203 | |
| 1905 | LHB Light List (Atlantic): 218 | |
| 1908 | LHB Light List (Atlantic): 231 | |
| 1915 | F R. R7. | USLHS Light List (Atlantic): 301 |
| 1917 | F R. R8. | USLHS Light List (Atlantic): 312 |
| 1920 | USLHS Light List (Atlantic): 331 | |
| 1927 | F R. R12. | USLHS Light List (Atlantic): 337 |
| 1931 | USLHS Light List (Atlantic): 389 | |
| 1935 | USLHS Light List (Atlantic): 440 | |
| 1940 | F R. R13. | USCG Light List (Atlantic): 430 |
| 1943 | USCG Light List (Atlantic): 555 | |
| 1945-1947 | ||
| 1950-1952 | F R. R14. | |
| 1953-1955 | F R. | USCG Light List - Vol. I-VI: 541 |
| 1957 | ||
| 1959-1960 | USCG Light List - Vol. I-V: 583 | |
| 1961 | USCG Light List - Vol. I: 583 | |
| 1963-1965 | ||
| 1966 | USCG Light List - Vol. I: 759 | |
| 1969-1972 | ||
| 1973-1974 | F R. R12. | |
| 1975 | F W. W12. | USCG Light List - Vol. I: 759 |
| 1976-1979 | F R. R6. | |
| 1982 | ||
| 1987 | USCG Light List - Vol. I: 17330 | |
| 1990-1992 | USCG Light List - Vol. I: 17095 | |
| 1993-1996 | USCG Light List - Vol. I: 18555 | |
| 2004 |
Historical Light List Optics and Structures
| 1878-1879 | 6th | 37 | 69 | Light on keeper's dwelling. Square wooden tower in the centre of the front of one-story dwelling with Mansard roof; lantern, black. | LHB Light List (All Coasts): 141 |
| 1886 | A square white tower, in the centre of the front of a dwelling with Mansard roof; lantern, black. | LHB Light List (All Coasts): 145 | |||
| 1888 | A square white tower, in the center of the front of a dwelling with Mansard roof; lantern, black. | LHB Light List (All Coasts): 152 | |||
| 1893 | Square white tower in the center of the front of a dwelling with Mansard roof; lantern, black. | LHB Light List (Atlantic): 166 | |||
| 1898 | 67 | LHB Light List (Atlantic): 199 | |||
| 1899 | LHB Light List (Atlantic): 203 | ||||
| 1905 | White, square tower in the center of the front of a dwelling with red, Mansard roof; lantern, black; fog-signal house southwesterly of dwelling. | LHB Light List (Atlantic): 218 | |||
| 1908 | White, square tower in the center of the front of a dwelling with red, Mansard roof; black lantern; fog-signal house SW'ly of dwelling. | LHB Light List (Atlantic): 231 | |||
| 1915 | N/A | 42 | White; square tower in front of dwelling. | USLHS Light List (Atlantic): 301 | |
| 1917 | USLHS Light List (Atlantic): 312 | ||||
| 1920 | USLHS Light List (Atlantic): 331 | ||||
| 1927 | USLHS Light List (Atlantic): 337 | ||||
| 1931 | 4 iov | White square tower in front of dwelling. | USLHS Light List (Atlantic): 389 | ||
| 1935 | USLHS Light List (Atlantic): 440 | ||||
| 1940 | N/A | USCG Light List (Atlantic): 430 | |||
| 1943 | USCG Light List (Atlantic): 555 | ||||
| 1945-1947 | |||||
| 1950 | |||||
| 1951-1952 | White octagonal tower on front of dwelling. | ||||
| 1953-1955 | N/A | USCG Light List - Vol. I-VI: 541 | |||
| 1957 | |||||
| 1959-1960 | USCG Light List - Vol. I-V: 583 | ||||
| 1961 | USCG Light List - Vol. I: 583 | ||||
| 1963-1965 | |||||
| 1966 | USCG Light List - Vol. I: 759 | ||||
| 1969-1974 | |||||
| 1975-1979 | N/A | N/A | 54 | NR on skeleton tower. | USCG Light List - Vol. I: 759 |
| 1982 | |||||
| 1987 | USCG Light List - Vol. I: 17330 | ||||
| 1990-1992 | USCG Light List - Vol. I: 17095 | ||||
| 1993-1996 | USCG Light List - Vol. I: 18555 | ||||
| 2004 |
Historical Light List Audible Fog Signals
| 1878-1879 | None | None | LHB Light List (All Coasts): 141 |
| 1886 | LHB Light List (All Coasts): 145 | ||
| 1888 | LHB Light List (All Coasts): 152 | ||
| 1893 | LHB Light List (Atlantic): 166 | ||
| 1898 | LHB Light List (Atlantic): 199 | ||
| 1899 | LHB Light List (Atlantic): 203 | ||
| 1905 | Bell struck by machinery a double blow every 20 sec. | LHB Light List (Atlantic): 218 | |
| 1908 | LHB Light List (Atlantic): 231 | ||
| 1915 | Bell; 2 strokes every 20 sec. | USLHS Light List (Atlantic): 301 | |
| 1917 | Bell; gp. 2 strokes every 20 sec. | USLHS Light List (Atlantic): 312 | |
| 1920 | USLHS Light List (Atlantic): 331 | ||
| 1927 | USLHS Light List (Atlantic): 337 | ||
| 1931 | BELL; gp. 2 strokes every 20 sec. | USLHS Light List (Atlantic): 389 | |
| 1935 | USLHS Light List (Atlantic): 440 | ||
| 1940 | BELL; group of 2 strokes every 20 sec. | USCG Light List (Atlantic): 430 | |
| 1943 | USCG Light List (Atlantic): 555 | ||
| 1945-1947 | |||
| 1950-1952 | |||
| 1953-1955 | BELL: gp of 2 strokes ev 20s. | USCG Light List - Vol. I-VI: 541 | |
| 1957 | |||
| 1959-1960 | USCG Light List - Vol. I-V: 583 | ||
| 1961 | USCG Light List - Vol. I: 583 | ||
| 1963-1965 | |||
| 1966 | USCG Light List - Vol. I: 759 | ||
| 1969-1974 | BELL: 2 strokes ev 20s. | ||
| 1975-1979 | None | ||
| 1982 | |||
| 1987 | USCG Light List - Vol. I: 17330 | ||
| 1990-1992 | USCG Light List - Vol. I: 17095 | ||
| 1993-1996 | USCG Light List - Vol. I: 18555 | ||
| 2004 |
 |
1871 - Present (Exact location of inactive 1871 historical lighthouse. Location of 1974 modern light assumed to be close.) |