The Lake Archange is located at the boundary of Sainte-Thècle and Grandes-Piles, in the Mekinac Regional County Municipality, in Mauricie, in Quebec, Canada.

[2] Considering its height, the lake Archange mountain offering an exceptional panorama to observe forest fires.

The system could provide 24 hours services between observation posts including the Hervey-Jonction, Rivière-à-Pierre, Lac-des-Iles and Archange Lake.

[4] Marie-Ange Bacon (Sainte-Thècle) said that the fireguards repaired their own special phone, which served as a liaison.

[5] Located in forest area, the Archange lake is shaped like a large "U" opened to Southeast, with a mountainous peninsula in the center.

Between the mouth of Lake Archange and Saint-Joseph-South path Sainte-Thècle, mountain road has a length of 4.3 km.