The City of Lewisville franchises residential trash and recycling services, multi-family trash and recycling services, and commercial trash services with Republic Services. Residents of Castle Hills franchises trash and recycling with Community Waste Disposal (CWD). In addition to these franchised services, the City provides drop-off recycling at several City facilities. Residential Household Hazardous Waste (HHW) is managed through a monthly collection program at the City’s Residential Convenience Center.