The Anza is a
Alpine torrent of the
Ossola
The Ossola (; ), also Valle Ossola or Val d'Ossola (; ), is an area of Northwest Italy situated to the north of Lago Maggiore. It lies within the Province of Verbano-Cusio-Ossola. Its principal river is the Toce, and its most important town Do ...
in northern
Italy
Italy, officially the Italian Republic, is a country in Southern Europe, Southern and Western Europe, Western Europe. It consists of Italian Peninsula, a peninsula that extends into the Mediterranean Sea, with the Alps on its northern land b ...
. It flows from the glaciers of
Monte Rosa
Monte Rosa (; ; ; or ; ) is a mountain massif in the eastern part of the Pennine Alps, on the border between Italy (Piedmont and Aosta Valley) and Switzerland (Valais). The highest peak of the massif, amongst several peaks of over , is the D ...
through the
Valle Anzasca
Valle Anzasca (Anzasca Valley) is a valley of the Alps, situated in the Pennine Alps, Pennine range. The valley is drained by the Anza (river), Anza, a tributary of the Toce at Piedimulera.
The valley is located in the Province of Verbano-Cusio-Os ...
and into the river
Toce
The Toce (; ; ) is a river in Piedmont, Italy, which stretches the length of the Val d'Ossola from the Swiss border to Lake Maggiore into which it debouches near Fondotoce in the commune of Verbania. The river is long and is formed in the uppe ...
, of which it is a
right tributary
A tributary, or an ''affluent'', is a stream or river that flows into a larger stream ('' main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which the ...
.
Its own principal tributaries are the
Pedriola, the
Tambach, the
Orlovono and the
Quarazza near
Macugnaga and the
Olocchia at
Bannio Anzino
Bannio Anzino (pop. 539) is a '' commune'' of the Province of Verbano-Cusio-Ossola in the Italian region Piedmont, located about northeast of Turin and about west of Verbania.
The main population centres within the municipality are the ''frazion ...
.
Rivers of Italy
Rivers of the Province of Verbano-Cusio-Ossola
Rivers of the Alps
{{Italy-river-stub