Clean Sweep 2017 is scheduled for Oct. 20 & Oct. 21 in Delhi. The 21st annual event will provide for free disposal of household hazardous waste to those living in Delaware County. Disposal services for businesses and municipalities are provided “at cost” with a cost estimate based on an itemized disposal list. Waste from farms and businesses will be collected on Oct. 20 with household waste collected on the 21st. Advance registration is required by calling 607-865-6474 or by logging on to