Trinity Shoal Lightship Station (LA)
Historical Light List Characteristics
| 1886 | F W. W111/2. | LHB Light List (All Coasts): 586 |
| 1888 | LHB Light List (All Coasts): 625 | |
| 1893 | LHB Light List (Atlantic): 835 |
Historical Light List Optics and Structures
| 1886 | Reflector | N/A | N/A | N/A | Two masts, schooner-rigged; red circular lattice-work day-mark at each mast-head. Hull, red, with the words "TRINITY SHOAL" in large white letters on each side. The light is shown from the foremast-head. | Moored 1 1 /2 miles to the northward of Trinity shoal, La., and 3 miles inside its extreme western end. | LHB Light List (All Coasts): 586 |
| 1888 | Moored 1 1 /2 miles to the northward of Trinity Shoal, La., and about midway between its extreme ends. | LHB Light List (All Coasts): 625 | |||||
| 1893 | Two masts, schooner-rigged; red ciruclar latticework day-mark at each masthead. Hull red, with the words "TRINITY SHOAL" in large white letters on each side, and "43" on stern. The light is shown from foremasthead. | Moored 11/2 miles to northward of Trinity Shoal, La., and about midway between its extreme ends. | LHB Light List (Atlantic): 835 |
Historical Light List Audible Fog Signals
| 1886 | 12-inch steam-whistle; blasts 4 sec., intervals 56 sec. | None | LHB Light List (All Coasts): 586 |
| 1888 | LHB Light List (All Coasts): 625 | ||
| 1893 | 12-inch steam whistle; blasts 4 sec., silent intervals 56 sec. | LHB Light List (Atlantic): 835 |
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1881 - 1887 |
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1888 - 1894 |