Hazardous Waste

The Mercer County Improvement Authority hosts three Household Hazardous Waste events each year. The next event is scheduled for March 26, Mercer County residents may safely dispose of the following:

  • Aerosol cans
  • Used Motor Oil
  • Propane Gas Tanks
  • Pesticides & Herbicides
  • Car Batteries
  • Paint Thinner
  • Oil Based Paint (no latex paint)
  • Stains & Varnishes
  • Gasoline
  • Anti-freeze
  • Driveway SealerĀ 
  • Insect Repellents
  • Mercury
  • Fluorescent & CFL Bulbs


Use the following links for information about how to safely dispose of a syringe or to discard unused medications.