Although this is not a western river it is still an issue. A power company owns and controls access to the most historical canyon on the east coast formed in the precambrian era.
July 6 2007 will be the last chance for 40 years to propose boater access to the Ausable Chasm. Check out the American Whitewater link here. Take a few minutes if you can to drop them a letter with your thoughts.
American Whitewater - Last Chance for Ausable Access for 40 Years