Ahukini Breakwater Light (HI)
Historical Light List Characteristics
| Year | Characteristic | Reference Number |
| Missing light lists prior to 1930 | ||
| 1930-1933 | Fl W 1s. W6. fl 0.3. | USLHS Light List (Pacific): 1487 |
| Missing light lists for 1934-1944 | ||
| 1945 | Iso W 6s. W11. | USCG Light List (Pacific): 2739 |
| Missing light lists for 1946-1949 | ||
| 1950-1951 | Iso W 6s. W11. | USCG Light List (Pacific): 2739 |
| 1952-1954 | USCG Light List - Vol. I-V: 2986 | |
Historical Light List Optics and Structures
| Year | Optic | Tower Height | Focal Plane | Description | Reference Number |
| Missing light lists prior to 1930 | |||||
| 1930-1933 | 150 mm a | 13 | 20 | White platform on concrete post. | USLHS Light List (Pacific): 1487 |
| Missing light lists for 1934-1944 | |||||
| 1945 | 150 mm e | 21 | 30 | White concrete tower. | USCG Light List (Pacific): 2739 |
| Missing light lists for 1946-1949 | |||||
| 1950-1951 | 150 mm e | 21 | 30 | White concrete tower. | USCG Light List (Pacific): 2739 |
| 1952-1954 | NA | USCG Light List - Vol. I-V: 2986 | |||
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1926-1955 (Approximate location: Poor old light coordinate accuracy - assumed to have been located on the current breakwater.) |