Household Hazardous Waste Event will be held at the Mariposa County Landfill located at 5593 Highway 49 North on Tuesday October 23, 2018 from 9:00 am to 1:00 pm. This event is for Mariposa County Residents only and an appointment is required. Please call 209-966-5165 to make an appointment. Event Flyer (PDF)