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Alcatraz Island

USA Latitude / Longitude: 37.82616° / -122.4222°
Type: Lighthouse
Type of Flashing: Flashing (Fl)
Number of Flashes: 1
Light Color: White / W
Interval of Flashing: 5s
Focal Height: 65m
Location / Area / Island: Northern California
Operational: Yes

Nearby Vessels

Vessel Name Distance Bearing
ROYAL STAR 0.51 246
ZALOPHUS 0.71 271
OSPREY 0.77 158
PISCES 0.86 161
JEREMIAH OBRIEN 0.93 167
PIONEER 0.94 172
ISLET POINT 0.95 178
ADVENTURE CAT 0.96 155
SEA QUEEN II 0.97 171
SEA QUEEN IIA 0.97 170
ADVENTURE CAT 2 0.98 148
TWOSCO 1 176
HYPERFISH 1.05 168
HARBOR QUEEN 1.06 162
ROYAL PRINCE 1.06 161
BAY MONARCH 1.06 155
NAIAD 1.09 151
MARE ISLAND 1.11 155
THUMPER 1.12 145
PELIKAN 1.13 146