Delaware County Household Hazardous Waste (HHW) Collection Events Loading view. Views Navigation Event Views Navigation Summary List Month Today Upcoming Upcoming Select date. Jun 2023 Sat 3 All day Event Series Delaware County Household Hazardous Waste (HHW) Collection Events Sep 2023 Sat 9 All day Event Series Delaware County Household Hazardous Waste (HHW) Collection Events Oct 2023 Sat 14 All day Event Series Delaware County Household Hazardous Waste (HHW) Collection Events Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file