Notice to Navigators: Great Lakes

NOTICE TO MARINERS
GREAT LAKES

LNM 43-21

 

SECTION VII – GENERAL

This section contains information of general concern to the Mariners. Mariners are advised to use caution while transiting these areas.

 

LAKE ERIE – OH - Ashtabula Harbor – Chart 14836

Construction of submerged breakwater in Ashtabula Harbor remains partial unfinished. Buoys are unlighted marking the hazard of the breakwater. Buoys may change position as seasonal weather changes. Current positions as follows:

  • Buoy “1” 41-55-07.841N / 080-47-25.303W
  • Buoy “2” 41-54-58.921N / 080-47-16.850W
  • Buoy “3” 41-54-58.281N / 080-47-14.290W
  • Buoy “4” 41-54-56.304N / 080-47-14.726W
  • Buoy “5” 41-54-56.307N / 080-47-11.234W
  • Buoy “6” 41-54-58.474N / 080-47-02.054W

Mariners are advised to remain at least 300' from the breakwater. All mariners are requested to transit the area with caution.

 

LAKE ERIE – SANDUSKY HARBOR – CHART 14845

From 01 Nov 2021 to 29 Apr 2022 Mark Schaffer Excavating and Trucking, INC will be conducting construction on the Cedar Point Causeway, Sandusky, OH Monday through Friday from dawn to dusk. For further information contact Ben Trafzer at 419-668-5990. All mariners are requested to transit the area with caution.

 

LAKE MICHIGAN – Michigan City Harbor – CHART 14905

From 25 Oct to 19 Nov the King Company, Inc will be conducting hydraulic dredging in the Michigan City Harbor Channel 24 hours a day 7 days a week. Dredge Barry J can be contacted on VHF channel 16, 18 and 73. Material will be disposed 6,500 feet south of the harbor on the shoreline. Material will be conveyed via a submerged 18” pipeline. It will have orange numbered floating markers every 500’. (2) White floating markers will indicate the dredges anchor placement. All mariners are requested to transit the area with caution.