"Chateauguay is a city of over 42,000 in southern Quebec. It is a suburb of Montreal, located just across the St. Lawrence River on the south shore."@en . "Chateauguay"@en . . "Chateauguay is a city of over 42,000 in southern Quebec. It is a suburb of Montreal, located just across the St. Lawrence River on the south shore."@en . . . .