About: Eco-Depots are available free of charge to Rhode Island residents only, and to help reduce time spent in line, appointments should be made in advance. Created in 2001, the Eco-Depot program is a free service offered by the Rhode Island Resource Recovery Corporation that provides for the proper handling, packaging, storage, transportation and disposal of household hazardous waste. Since its inception, the program has collected about 10.6 million pounds of household hazardous waste. To make an appointment, click here or call 401-942-1430, ext. 241.