1930: Mining operations begin at the Noranda Mine
1935: Arrival of the first group of 55 pioneers
1937: Mining operations cease following a fire
1948: Creation of the Maple Festival by Father Stanislas Dubois and the arrival of telephone service in the parish
1954 to 1956: Electrification
1968: Paving of the road between Rouyn and Granada
1978: Granada becomes a municipality
1995: Merger between Granada and Rouyn-Noranda