Southwest Pass (Louisiana)
Historical Light List Characteristics
| 1839 | F W. | USLHE Light List (US): 192 |
| 1849 | F W. W17. | USLHE Light List (US): 218 |
| 1858 | F W. W15. | LHB Light List (US): 347 |
| 1860 | LHB Light List (US): 332 | |
| 1865 | LHB Light List (All Coasts): 338 | |
| 1866 | LHB Light List (All Coasts): 342 | |
| 1868 | LHB Light List (All Coasts): 344 | |
| 1870 | F W. W14. | LHB Light List (All Coasts): 341 |
| 1878 | F W. W17. | LHB Light List (All Coasts): 431 |
| 1879 | LHB Light List (All Coasts): 449 | |
| 1886 | F W. W171/4. | LHB Light List (All Coasts): 581 |
| 1888 | LHB Light List (All Coasts): 606 | |
| 1893 | F W. W16. | LHB Light List (Atlantic): 812 |
| 1898 | LHB Light List (Atlantic): 971 | |
| 1899 | LHB Light List (Atlantic): 986 | |
| 1905 | LHB Light List (Atlantic): 1199 | |
| 1908 | LHB Light List (Atlantic): 1320 | |
| 1915 | USLHS Light List (Atlantic): 1852 | |
| 1917 | USLHS Light List (Atlantic): 1986 | |
| 1920 | USLHS Light List (Atlantic): 2073 | |
| 1927 | F W. W6. | USLHS Light List (Atlantic): 2301 |
| 1931 | Iso W 20s. W17. | USLHS Light List (Atlantic): 2533 |
| 1935 | USLHS Light List (Atlantic): 3306 | |
| 1943 | USCG Light List (Atlantic): 3574 | |
| 1945-1947 | ||
| 1950-1952 | ||
| 1953 | USCG Light List - Vol. I-VI: 5454 |
Historical Light List Optics and Structures
| 1839 | 24 Lamps | 65 | N/A | N/A | USLHE Light List (US): 192 |
| 1849 | 29 Lamps / 16" Refl. | USLHE Light List (US): 218 | |||
| 1858 | N/A | 68 | 70 | LHB Light List (US): 347 | |
| 1860 | 3rd | LHB Light List (US): 332 | |||
| 1865 | LHB Light List (All Coasts): 338 | ||||
| 1866 | LHB Light List (All Coasts): 342 | ||||
| 1868 | 4th | LHB Light List (All Coasts): 344 | |||
| 1870 | LHB Light List (All Coasts): 341 | ||||
| 1878 | 1st | Skeleton iron tower, painted black. Truncated pyramid, eight sides, having keepers dwelling in the lower part. A low frame building, enclosing fog-whistle, stands 20 yards southeast of the tower. | LHB Light List (All Coasts): 431 | ||
| 1879 | 126 | 128 | LHB Light List (All Coasts): 449 | ||
| 1886 | Skeleton tower, painted black. Truncated pyramid of eight sides, having the keepers' dwelling in the lower part. A low frame building stands 20 yards S. E. of the tower. | LHB Light List (All Coasts): 581 | |||
| 1888 | LHB Light List (All Coasts): 606 | ||||
| 1893 | 1231/2 | Black, octagonal, pyramidal skeleton tower, with dwelling in lower part. Low frame building stands 20 yards SE. of tower. | LHB Light List (Atlantic): 812 | ||
| 1898 | Black, octagonal, pyramidal skeleton tower, with dwelling in lower part. Low frame building stands 60 feet SE. of tower. Temporary keeper's dwelling, wood, at end of wharf, 1/5 mile NW. | LHB Light List (Atlantic): 971 | |||
| 1899 | LHB Light List (Atlantic): 986 | ||||
| 1905 | Black, octagonal, pyramidal, skeleton, iron structure, inclosing the stair-cylinder and dwelling. Low frame building 60 feet northwesterly of tower. Temporary keeper's dwelling, wood, at end of wharf, 1/5 mile NW. | LHB Light List (Atlantic): 1199 | |||
| 1908 | Black, octagonal, pyramidal, skeleton, iron structure, inclosing the stair-cylinder and dwelling; low frame building 60 feet NW'ly of tower; keeper's temporary dwelling, wood, at end of wharf, 1/5 mile NW'ly. | LHB Light List (Atlantic): 1320 | |||
| 1915 | N/A | 137 | 124 | Brown; octagonal, pyramidal, skeleton, inclosing stair cylinder and dwelling. | USLHS Light List (Atlantic): 1852 |
| 1917 | Brown; octagonal, pyramidal skeleton, inclosing stair cylinder and dwelling. | USLHS Light List (Atlantic): 1986 | |||
| 1920 | USLHS Light List (Atlantic): 2073 | ||||
| 1927 | 56 | USLHS Light List (Atlantic): 2301 | |||
| 1931 | 1 ei | 124 | Brown, octagonal, pyramidal skeleton, inclosing stair cylinder and dwelling. | USLHS Light List (Atlantic): 2533 | |
| 1935 | Brown, octagonal, pyramidal skeleton tower, enclosing stair cylinder and dwelling. | USLHS Light List (Atlantic): 3306 | |||
| 1943 | 1 e | USCG Light List (Atlantic): 3574 | |||
| 1945-1947 | |||||
| 1950-1952 | |||||
| 1953 | N/A | USCG Light List - Vol. I-VI: 5454 |
Historical Light List Audible Fog Signals
| 1858 | None | None | LHB Light List (US): 347 |
| 1860 | LHB Light List (US): 332 | ||
| 1865 | LHB Light List (All Coasts): 338 | ||
| 1866 | LHB Light List (All Coasts): 342 | ||
| 1868 | LHB Light List (All Coasts): 344 | ||
| 1870 | LHB Light List (All Coasts): 341 | ||
| 1878 | A 12-inch steam fog-whistle; temporarily discontinued. | LHB Light List (All Coasts): 431 | |
| 1879 | LHB Light List (All Coasts): 449 | ||
| 1886 | None | LHB Light List (All Coasts): 581 | |
| 1888 | LHB Light List (All Coasts): 606 | ||
| 1893 | LHB Light List (Atlantic): 812 | ||
| 1898 | LHB Light List (Atlantic): 971 | ||
| 1899 | LHB Light List (Atlantic): 986 | ||
| 1905 | LHB Light List (Atlantic): 1199 | ||
| 1908 | LHB Light List (Atlantic): 1320 | ||
| 1915 | USLHS Light List (Atlantic): 1852 | ||
| 1917 | USLHS Light List (Atlantic): 1986 | ||
| 1920 | USLHS Light List (Atlantic): 2073 | ||
| 1927 | USLHS Light List (Atlantic): 2301 | ||
| 1931 | USLHS Light List (Atlantic): 2533 | ||
| 1935 | USLHS Light List (Atlantic): 3306 | ||
| 1943 | USCG Light List (Atlantic): 3574 | ||
| 1945-1947 | |||
| 1950-1952 | |||
| 1953 | USCG Light List - Vol. I-VI: 5454 |
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1832 - 1872 (Location of existing 1839 light. Assumed the original 1832 light was relatively close to this location.) |
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1873 - 1953 (Location of existing 1873 light.) |