KOEN
St. Joseph North Pierhead Light in the middle, with the lights within 20 km, in their listed colours.
St. Joseph North Pierhead Light — light characteristic, height, range
One white flash every 2.5 seconds
Count 2.5 seconds.Flash white, once.Begin again.
- Characteristic
- Fl W 2.5s
- Height
- 31 ft · 9 m
- Nominal range
- 12 mi = 19 km
- Structure
- White cylindrical tower.
- Position
- 42.1164°N, 86.4945°W · MI
Lights nearby
- St. Joseph North Pier Inner LightWhite, 1 s on and 1 s off · 96 m
- St. Joseph South Pierhead LightRed, 3 s on and 3 s off · 130 m
- Donald C. Cook Nuclear Security Zone No Entry Buoy EWhite, 1 s on and 1 s off · 17 km
- Donald C. Cook Nuclear Security Zone No Entry Buoy DWhite, 1 s on and 1 s off · 17 km
- Donald C. Cook Nuclear Security Zone No Entry Buoy CWhite, 1 s on and 1 s off · 17 km
- Donald C. Cook Nuclear Security Zone No Entry Buoy AWhite, 1 s on and 1 s off · 17 km
- Donald C. Cook Nuclear Security Zone No Entry Buoy BWhite, 1 s on and 1 s off · 17 km
- South Haven South Pierhead LightSteady red light · 36 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