KOEN
Indiana Harbor East Breakwater Light in the middle, with the lights within 20 km, in their listed colours.
Indiana Harbor East 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
- 78 ft · 24 m
- Nominal range
- 12 mi = 19 km
- Structure
- Square tower.
- Remarks
- HORN: 2 blast ev 20s. Operates by keying microphone five times on VHF-FM Ch. 83A.
- Position
- 41.6808°N, 87.4411°W · IN

Lights nearby
- Indiana Harbor Light 2Red, dark once every 4 seconds · 677 m
- Indiana Harbor Light 5One green flash every 2.5 seconds · 747 m
- Indiana Harbor Light 6One red flash every 2.5 seconds · 874 m
- Indiana Harbor Light 8One red flash every 4 seconds · 1.5 km
- Indiana Harbor Light 7Steady green light · 1.6 km
- Indiana Harbor North Bulkhead LightOne red flash every 2 seconds · 2.2 km
- Indiana Harbor South Bulkhead LightOne red flash every 2 seconds · 2.9 km
- City Of East Chicago, Indiana Casino Harbor Light 1Continuous quick green flashes · 3.0 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