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Lighthouses at Night
KOEN

Duluth Harbor South Breakwater Inner Light — light characteristic, height, range

One white flash every 5 seconds

Count 5 seconds.Flash white, once.Begin again.

Characteristic
Fl W 5s
Height
68 ft · 21 m
Nominal range
16 mi = 26 km
Structure
Black cylindrical tower with white lantern room.
Remarks
Light obscured from 270° through 325°.
Position
46.7788°N, 92.0918°W · MN
Duluth Harbor South Breakwater Inner Light in the middle, with the lights within 20 km, in their listed colours.

Lights nearby

  • Duluth Harbor South Breakwater Outer LightSteady green light · 361 m
  • Duluth Harbor North Pier LightRed, 3 s on and 3 s off · 377 m
  • Duluth Harbor Basin Lighted Buoy 3One green flash every 4 seconds · 644 m
  • Harbor Cove Marina Light 3Steady green light · 705 m
  • Harbor Cove Marina Light 1Steady green light · 708 m
  • Harbor Cove Marina Light 2Steady red light · 733 m
  • Harbor Cove Marina Light 4Steady red light · 736 m
  • Duluth Harbor Basin Lighted Buoy 2One red flash every 4 seconds · 1.1 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

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