New London Ledge Light — light characteristic, height, range

3 white + 1 red flashes every 30 seconds

Count 30 seconds.Flash white 3×, then red 1×.Begin again.

Characteristic: Fl (3+1) WR 30s
Height: 58 ft · 18 m
Nominal range: 14 nmi = 26 km
Structure: Red brick dwelling on square pier.
Remarks: HORN: 2 blast ev 20s (2s bl-2s si-2s bl-14s si). MRASS-Fog signal is radio activated, during times of reduced visibility, turn marine VHF-FM radio to channel 83A/157.175Mhz. Key microphone 5 times consecutively, to activate fog signal for 45 minutes.
Position: 41.3059°N, 72.0774°W · CT

New London Ledge Light in the middle, with the lights within 20 km, in their listed colours.

Lights nearby

New London Harbor Channel Lighted Buoy 3One green flash every 4 seconds · 408 m
New London Harbor Channel Lighted Buoy 2One red flash every 2.5 seconds · 1.4 km
New London Harbor Channel Lighted Buoy 1One green flash every 2.5 seconds · 1.4 km
Pine Island Channel Lighted Bell Buoy 2One red flash every 4 seconds · 1.4 km
Avery Point LightOne green flash every 4 seconds · 1.6 km
New London Harbor LightWhite, 3 s on and 3 s off · 1.6 km
Pine Island Lighted Buoy 1One green flash every 4 seconds · 1.7 km
Avery Point Breakwater Light 1AContinuous quick green flashes · 1.8 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).