The HHW Events for the Delaware, Knox, Marion and Morrow counties are complete for the 2021 year.  If you have hazardous waste materials that can not wait until Spring 2022, please see the Household Hazardous Waste section on the DKMM website, or contact the DKMM office for additional referral resources.  You can reach the office by calling 740-393-4600 or email

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Delaware Knox Marion Morrow
Solid Waste District
117 E. High Street, Suite 257
Mount Vernon, Ohio 43050

(740) 393-4600