<Table> <Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (November 2012) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This section needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (November 2012) (Learn how and when to remove this template message) </Td> </Tr> <P> Since the 1990s, the canal system has been used primarily by recreational traffic, although a small but growing amount of cargo traffic still uses it . </P> <P> Today, the Erie Canalway National Heritage Corridor covers 524 miles (843 km) of navigable water from Lake Champlain to the Capital Region and west to Buffalo . The area has a population of 2.7 million: about 75% of Central and Western New York's population lives within 25 miles (40 km) of the Erie Canal . </P>

When did the erie canal stop being used
find me the text answering this question