Biotrit (compact treatment plant) located in a high mountain area in the Valle de Boi, at almost 1,400 mts height, which treats the waters of the small town of Durro with only 100 inhabitant normally but which multiplies in the tourist season.
The sludge is dewatered in the nearby WWTP in Boi.
Type of treatment
Location: Catalonia, Spain
Equivalent population: 400
Capacity: 80 m3/day