Mining operations started in Itogon in 1903, after Benguet Corporation, the Philippines' first mining firm, was established in the town under the name, Benguet Consolidated Mining Company (BCMC), by Americans Nelson Peterson and Harry Clyde [REF].
In 1948, plans by the National Power Corporation (NAPOCOR) for a second dam construction along the Agno River in the province of Benguet started, after the Ambuklao Dam construction commenced in Bokod.