This industry comprises establishments primarily engaged in waste management services (except waste collection, waste treatment and disposal, remediation, operation of materials recovery facilities, and waste management consulting services). Collecting and/or hauling waste within a local area--are classified in Industry 56211, Waste Collection; Long-distance trucking of waste--are classified in Industry 484230, Specialized Freight (except Used Goods) Trucking, Long-Distance; Operating treatment or disposal facilities (except sewer systems or sewage treatment facilities) for waste--are classified in Industry 56221, Waste Treatment and Disposal; Collecting, treating, and disposing waste through sewer systems or sewage treatment facilities--are classified in Industry 221320, Sewage Treatment Facilities; Remediation and cleanup of contaminated buildings, mine sites, soil, or ground water--are classified in Industry 562910, Remediation Services; Operating facilities for separating and sorting recyclable materials from nonhazardous waste streams (i.e., garbage) or where commingled recyclable materials, such as paper, plastics, and metal cans,--are sorted into distinct categories are classified in Industry 562920, Materials Recovery Facilities; Installing septic tanks--are classified in Industry 238220, Plumbing, Heating, and Air-Conditioning Contractors; and Providing waste management consulting services, such as developing remedial action plans,--are classified in Industry 541620, Environmental Consulting Services.