United States · Thunder Bay, Lake Huron

Cornelia B. Windiate

Best time to dive

Season varies - confirm locally

Certification & difficulty

Technical

Snorkelling

Not a snorkel site - No - too deep, boat dive only

Safety notes

Extreme depth/technical decompression risk, cold water, masts reportedly still standing (entanglement/overhead hazard), remote location; federally protected historic wreck - artifact removal illegal

Permits & fees

No formal dive permit/fee required - NOAA states sanctuary shipwreck access is not restricted; seasonal mooring buoys (May-Sept); artifact removal strictly prohibited by federal law

Permits and operators change - confirm before booking.

Location

Nearest hub: Alpena

This profile is desk research, compiled from public sources - not a first-hand dive report. Coordinates are approximate.