Ostola

Ostola
The creek around Masserano
Location within Biella
Location
CountryItaly
Physical characteristics
Source 
  locationMonte Capoposto (Soprana)
  elevation600 m (2,000 ft)
Mouth 
  location
Cervo near Castelletto Cervo
  coordinates
45°30′30″N 8°14′00″E / 45.50833°N 8.23333°E / 45.50833; 8.23333
Length25.5 km (15.8 mi)
Basin size65 km2 (25 sq mi)
Discharge 
  average1.3 m3/s (46 cu ft/s)
Basin features
ProgressionCervoSesiaPoAdriatic Sea

The Ostola is a 25 km long stream (torrente) in the Piedmont region of north-western Italy. It's a left side tributary of the Cervo which flows through the Province of Biella.