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ALCATRAZ ISLAND LIGHT
State: CALIFORNIA
Location: ALCATRAZ ISLAND /
SAN FRANCISCO BAY
Nearest City: SAN FRANCISCO
County: SAN FRANCISCO
Year Station Established: 1854
Year Automated: 1963
Year Existing Historic Tower
Constructed: 1909
Alcatraz Island Light
Existing Historic Tower:
Is the Light Operational? YES; Date
Deactivated: N/A
Foundation Materials: MASONRY
Construction Materials: REINFORCED
CONCRETE
Markings/Patterns: NATURAL W/BLACK
LANTERN
Shape: OCTAGONAL PYRAMIDAL
Relationship to Other Structures:
SEPARATE
Tower Height: 84/Height of Focal Plane:
214 feet
Original Optic: THIRD ORDER, FRESNEL
(1854)
Present Optic: DCB-24 (1977)
Modern Tower? NO
Existing Fog Signal Building? NO
(DISMANTLED)
Fog Signal Type: ELECTRIC KLAXON/ORIG.
BELL
Existing Keepers Quarters? NO
(DESTROYED)
Other Structures: 1909 STORAGE BUILDING
IN THE BASEMENT OF KEEPERS
Owner/Manager: U.S. COAST GUARD/NATIONAL
PARK SERVICE
Current Use: ACTIVE AID TO NAVIGATION IN
NATIONAL PARK
Open to the Public? YES; GROUNDS ONLY
Access: GOLDEN GATE NATIONAL RECREATION
AREA /
BOAT FROM FISHERMAN'S WHARF
Public Phone: 415-556-0560
National Register Status: PART OF
LISTING: ALCATRAZ