I happened to be reading something and this popped up. So yes the subs can go from Lake Seneca to the Atlantic Ocean. See article for deeper explanation.
It says Seneca Lake has a “12-mile-long Cayuga-Seneca Canal that links both lakes to the Erie Canal. The canal locks can accommodate barges up to 40 feet wide and 200 feet long, so large test items or systems can be brought to Dresden from the Atlantic Ocean or the Great Lakes.”
I happened to be reading something and this popped up. So yes the subs can go from Lake Seneca to the Atlantic Ocean. See article for deeper explanation.
It says Seneca Lake has a “12-mile-long Cayuga-Seneca Canal that links both lakes to the Erie Canal. The canal locks can accommodate barges up to 40 feet wide and 200 feet long, so large test items or systems can be brought to Dresden from the Atlantic Ocean or the Great Lakes.”
https://www.lifeinthefingerlakes.com/testing-testing-the-role-of-seneca-lake-in-our-nations-defense/