Smith Volcano, also known as Mount Babuyan, is a cinder cone on Babuyan Island, the northernmost of the Babuyan group of islands on Luzon Strait, north of the main island of Luzon in the Philippines. The mountain is one of the active volcanoes in the Philippines, which last erupted in 1924.The volcano is politically located in the Municipality of Calayan, Cagayan province, the town that has jurisdiction over the Babuyan Islands except Fuga Island.