St. George Reef Light (CA)
Historical Light List Characteristics
| Year | Characteristic | Reference Number |
| 1892 | AlFl RW 30s. W18.5, R18.5. | LHB Light List (Dist. 12-13): 862 |
| 1893 | AlFl RW 30s. W18, R18. | LHB Light List (Dist. 12-13): 888 |
| 1894 | LHB Light List (Dist. 12-13): 905 | |
| 1895 | LHB Light List (Dist. 12-13): 921 | |
| 1896 | LHB Light List (Dist. 12-13): 1022 | |
| Missing light lists for 1897-1899 | ||
| 1900 | AlFl RW 30s. W18, R18. | LHB Light List (Dist. 12-13): 52 |
| Missing light lists for 1901-1905 | ||
| 1906 | AlFl RW 30s. W18, R18. | LHB Light List (Dist. 12-13): 69 |
| Missing light lists for 1907-1910 | ||
| 1911 | AlFl RW 30s. W18, R18. | USLHS Light List (16th-18th): NA |
| Missing light lists for 1912-1913 | ||
| 1914 | AlFl RW 30s. W18, R18. fl 2. | USLHS Light List (Pacific): 106 |
| Missing light lists for 1915-1929 | ||
| 1930-1933 | AlFl RW 30s. W18, R18. fl 2. | USLHS Light List (Pacific): 292 |
| Missing light lists for 1934-1944 | ||
| 1945 | Fl W 15s. W18. fl 2.5. | USCG Light List (Pacific): 763 |
| Missing light lists for 1946-1949 | ||
| 1950-1951 | Fl W 15s. W18. fl 2.5. | USCG Light List (Pacific): 763 |
| 1952-1960 | USCG Light List - Vol. I-V: 245 | |
| 1961-1963 | Fl W 5s. W18. fl 0.1. | USCG Light List - Vol. III: 245 |
| 1964-1972 | Fl W 5s. W18. | USCG Light List - Vol. III: 71 |
| 1973-1974 | Fl W 5s. W22. | |
Historical Light List Optics and Structures
| Year | Optic | Tower Height | Focal Plane | Description | Reference Number |
| 1892 | 1st | NA | NA | Square pyramidal gray-stone tower, rising from the easterly end of an oval masonry pier; lantern, black. | LHB Light List (Dist. 12-13): 862 |
| 1893 | 145 | LHB Light List (Dist. 12-13): 888 | |||
| 1894 | LHB Light List (Dist. 12-13): 905 | ||||
| 1895 | LHB Light List (Dist. 12-13): 921 | ||||
| 1896 | LHB Light List (Dist. 12-13): 1022 | ||||
| Missing light lists for 1897-1899 | |||||
| 1900 | 1st | NA | 146 | Square pyramidal gray-stone tower, rising from the easterly end of an oval masonry pier; lantern, black. | LHB Light List (Dist. 12-13): 52 |
| Missing light lists for 1901-1905 | |||||
| 1906 | 1st | NA | 146 | Square, pyramidal gray-stone tower, rising from the easterly end of an oval masonry pier; lantern, black. | LHB Light List (Dist. 12-13): 69 |
| Missing light lists for 1907-1910 | |||||
| 1911 | 1st | NA | NA | Gray stone. Square, pyramidal, on n'ly end of masonry pier. | USLHS Light List (16th-18th): NA |
| Missing light lists for 1912-1913 | |||||
| 1914 | NA | NA | 146 | Gray stone; square pyramidal tower on pier. | USLHS Light List (Pacific): 106 |
| Missing light lists for 1915-1929 | |||||
| 1930-1933 | 1 iov | NA | 146 | White, square, pyramidal tower on pier. | USLHS Light List (Pacific): 292 |
| Missing light lists for 1934-1944 | |||||
| 1945 | 1 e | NA | 146 | White, square, pyramidal tower on pier. | USCG Light List (Pacific): 763 |
| Missing light lists for 1946-1949 | |||||
| 1950-1951 | 1 e | NA | 146 | White, square, pyramidal tower on pier. | USCG Light List (Pacific): 763 |
| 1952-1959 | NA | White square pyramidal tower on pier on rock. | USCG Light List - Vol. I-V: 245 | ||
| 1960 | Gray tower on pier on rock. | ||||
| 1961-1963 | USCG Light List - Vol. III: 245 | ||||
| 1964-1974 | USCG Light List - Vol. III: 71 | ||||
 |
1892-Present |