For other uses , see Roquefort ( disambiguation ) Roquefort-les-Cascades is a commune of 107 people ( 1999 ) . It is located in the region Midi-Pyr Ã nÃ es in the AriÃ ge department in the south of France .
Roquefort-les-Cascades is a commune in the AriÃ ge department in southwestern France .