KOEN
Ludington North Breakwater Light in the middle, with the lights within 20 km, in their listed colours.
Ludington North Breakwater Light — light characteristic, height, range
Green, 3 s on and 3 s off
On for 3 seconds.Off for 3 seconds.Begin again.
- Characteristic
- Iso G 6s
- Height
- 55 ft · 17 m
- Nominal range
- 8 mi = 13 km
- Remarks
- HORN: 2 blasts ev 30s (2s bl-2s si-2s bl-24s si). Operates by keying microphone five times on VHF-FM CH 83A
- Position
- 43.9536°N, 86.4694°W · MI

Lights nearby
- Ludington South Breakwater LightOne red flash every 2.5 seconds · 193 m
- Ludington Inner Breakwater South LightContinuous quick white flashes · 552 m
- Ludington North Pierhead LightOne green flash every 4 seconds · 554 m
- Ludington South Pierhead Light 6One red flash every 4 seconds · 781 m
- Pere Marquette Lake Lighted Buoy 1One green flash every 2.5 seconds · 2.0 km
- Consumer Power Company Lighted Obstruction Buoy BContinuous quick white flashes · 5.6 km
- Consumer Power Company Lighted Obstruction Buoy AContinuous quick white flashes · 5.7 km
- Consumer Power Company Lighted Obstruction Buoy CContinuous quick white flashes · 6.1 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).
Sources: U.S. Coast Guard Light List (opens in a new tab) · Checked