Oglio

the record label

The Oglio (ˈɔʎʎo; Ollius or Olius; , ) is a left side tributary of the river Po in Lombardy, Italy. It is long. In the hierarchy of the Po's tributaries, with its of length, it occupies the 2nd place per length (after the river Adda), while it is the 4th per basin surface (after Tanaro, Adda and Ticino), and the 3rd per average discharge at the mouth (after Ticino and Adda).

The Oglio is formed from the confluence of two mountain streams, the Narcanello branch from the Presena Glacier, in the Adamello group and the Frigidolfo branch, in the Corno dei Tre Signori, part of the Stelvio National Park. The streams merge near Pezzo di Ponte di Legno, both the streams have an average discharge of The Frigidolfo branch, before merging with Narcanello branch, receives the Arcanello branch, which have an average discharge of , which receives a minor branch originating from Lake Ercavallo. The Ogliolo stream, with an average discharge of and a length of (similar to the length of the main branch between the Frigidolfo Narcanello merge at Ponte Di Legno and the Oglio Ogliolo merge at Edolo) is sometimes considered as a de facto fourth branch of the Oglio river. It flows in a southwest direction, through Valcamonica and enters into the Lake Iseo at Costa Volpino. It leaves Lake Iseo at Sarnico and, after traveling a zone of moraine deposits, it joins the Po river at Torredoglio, not far from Cesole and Scorzarolo, in the province of Mantua. Its drainage basin, which corresponds to the region of Valle Camonica, covers It is part of the larger Po Adige basin.