Vesijärvi is a lake of 111 square kilometres (43 sq mi) near Lahti in southern Finland.

It suffered severe effects of eutrophication in the 1960s and a restoration programme began in the 1970s; by the start of the 2020s, the lake's water quality and ecosystem had significantly improved.

[2] The Enonselkä Basin is a part of Vesijärvi.

Media related to Vesijärvi at Wikimedia Commons

This Southern Finland location article is a stub.