Rouillon (Yvette)

Rouillon
Rouillon river near Longjumeau
Location
CountryFrance
Physical characteristics
Source 
  coordinates48°40′47″N 2°12′42″E / 48.67972°N 2.21167°E / 48.67972; 2.21167
Mouth 
  location
Yvette
  coordinates
48°41′6″N 2°19′11″E / 48.68500°N 2.31972°E / 48.68500; 2.31972
Length9.5 km (5.9 mi)
Basin features
ProgressionYvetteOrgeSeineEnglish Channel

The Rouillon is a small river in southern Île-de-France (France), left tributary of the Yvette, which is a tributary of the Orge. Its source is in Villejust, north of Longjumeau, in the Essonne department. It is 9.5 km (5.9 mi) long.

The Rouillon crosses the following départements and towns: