Reef · Beaver Island, Michigan

Boulder Reef

Charted reef area about 1.4 km across, least depth 4.5 m (MLLW). Depth taken from the nearest charted sounding. Charted on NOAA ENC US4MI2MP, surveyed 2001.

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Quick facts

TypeReef
Charted depth4.5 m (15 ft) below Low Water Datum
Position45.5921°N, 85.9780°W
SourceNOAA ENC US4MI2MP

On the website for now. This reef is in the web viewer first. The CoastFinder app covers the North Carolina coast today; follow @coastfinderapp to hear when more coasts arrive.

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Not for navigation. Positions and depths come from public charts and records, with their sources named above; they are for looking, not for piloting a boat.