Location: Sandy Point, Prudence Island
Nearest town: Portsmouth
41 36 21 N
71 18 13 W
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Accessibility: Prudence Island can be reached by
ferry
from Bristol. The lighthouse is a mildly strenuous walk of
about a mile from the ferry landing. The tower is not open to
the public.
Station established: 1852
Present lighthouse built: 1823 (originally in Newport
Harbor); Automated: 1972
Construction material: Granite
Height of tower: 25 feet; Height of focal plane: 28
feet
Original optic: Fifth order Fresnel (1857); Present
optic: 250 mm
Characteristic: Flashing green every six seconds
Other buildings still standing: None
Active U.S. Coast Guard aid to navigation, licensed
to:
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