Bob, The Erie Canal route via the Oswego Canal into Lake Ontario is 21 feet. Your height may vary due to rainfall, drought, etc. Fred Tug 44 ---------------------------------------- From: "Bobflower" <bobflower@aol.com> Sent: Thursday, April 04, 2013 9:51 AM To: great-loop@lists.trawlering.com Subject: ... GL: Air Draft needs Sorry, I know that this question comes up a lot, but just looking for a Air Draft Max height to travel the following path. 1.) Hudson into Lake Ontario (via Eire Canal)