GPS Location: N45°11.870' W83°20.030'
Depth: 8 Feet
Wreck Length: 182 Feet Beam: 27 Feet
Gross Tonnage: 674 Cargo: Pig iron
Built: 1853 by Bidwell and Banta at Buffalo, New York
Wrecked: November 15, 1867
Click here to read more about the Portsmouth.
Thunder Bay National Marine Sanctuary: Enjoy diving the wrecks of Thunder Bay, but always respect the past. State and federal laws prohibit removing or disturbing artifacts. Future generations are depending on us to leave historic shipwrecks intact. Please take only pictures and leave only bubbles. Thunder Bay National Marine Sanctuary Shipwreck List
The Thunder Bay National Marine Sanctuary maintains seasonal moorings at many shipwreck sites. Available from May to September, the moorings make for safer diving and also protect shipwrecks from anchor damage. Sanctuary regulations require vessels to use moorings when present. Mooring Buoy Interactive Map
Things To Do
Scuba Diving or Snorkeling