Lake Massawippi is a freshwater lake in Memphrémagog Regional County Quebec lists Lake Massawippi as one of the ten most beautiful lakes of Quebec and during the fall season. The source of the lake is the Tomifobia river entering near Ayer's Cliff at the southern tip. In early records, the lake was also called "Lake Tomifobi". The lake funnels into the Massawippi River at the northern shore at the village of North Hatley.