The official statistics for 2025, published by the Waste Agency of Catalonia, place Sarrià de Ter in 46th position in Catalonia, out of 947 municipalities, with a selective collection rate of 85.84%. Throughout the year, residents separated 1,423 tons of waste from homes and businesses, ensuring that the residual fraction accounted for only 14.16% of the total.
In addition to correctly separating waste, the citizens of Sarrià de Ter are notable for generating less waste. The average stands at 0.84 kg per inhabitant per day (306 kg per year), a figure that represents 36% less than the Catalan average of 1.32 kg per inhabitant per day. These figures position the town 68th in the Catalan ranking for waste prevention.
