Charleston Light — light characteristic, height, range

2 white flashes every 30 seconds

Count 30 seconds.Flash white, 2 times.Begin again.

Characteristic: Fl (2)W 30s
Height: 163 ft · 50 m
Nominal range: 17 nmi = 31 km
Structure: Triangular tower, top half black, lower half white.
Remarks: Visible all around; higher intensity from 217° to 071°. Emergency light of reduced intensity when main light is extinquished.
Position: 32.7579°N, 79.8432°W · SC

Charleston Light in the middle, with the lights within 20 km, in their listed colours.

Lights nearby

Charleston Harbor Channel Lighted Buoy 24One red flash every 2.5 seconds · 1.5 km
Winyah Bay-Charleston Harbor Light 125One green flash every 4 seconds · 1.6 km
Charleston Harbor Channel Lighted Buoy 23One green flash every 2.5 seconds · 1.9 km
Charleston Harbor Channel Lighted Bell Buoy 22Continuous quick red flashes · 1.9 km
Winyah Bay-Charleston Harbor Range Rear Light CRed, 3 s on and 3 s off · 2.2 km
Charleston Harbor Channel Lighted Buoy 21Continuous quick green flashes · 2.2 km
Charleston Harbor Channel Lighted Buoy 25One green flash every 4 seconds · 2.3 km
Winyah Bay-Charleston Harbor Light 127One green flash every 4 seconds · 2.3 km

Not for navigation. Use official NOAA charts and USCG Local Notices to Mariners.

Real periods; the phase is reconstructed from a fixed clock (real lights don't keep time with each other).