This is what we found on Wikipedia regarding the Les Cataractes de Shawinigan:

Shawinigan (English: ; French: [ʃawiniɡan] ) is a city located on the Saint-Maurice River in the Mauricie area in Quebec, Canada. It had a population of 49,620 as of the 2021 Canadian census.

Shawinigan is also a territory equivalent to a regional county municipality (TE) and census division (CD) of Quebec, coextensive with the city of Shawinigan. Its geographical code is 36. Shawinigan is the seat of the judicial district of Saint-Maurice.

The name Shawinigan has had numerous spellings over time: Chaouinigane, Oshaouinigane, Assaouinigane, Achawénégan, Chawinigame, Shawenigane, Chaouénigane. It may mean "south portage", "portage of beeches", "angular portage", or "summit" or "crest". Before 1958, the city was known as Shawinigan Falls.

Shawinigan is the birthplace of former Prime Minister of Canada Jean Chrétien.