The City of San Marcos maintains a permit with the Texas Commission on Environmental Quality (TCEQ) to operate a Household Hazardous Waste (HHW) Drop-Off and Reuse Center at 634 E Hopkins. Please visit the links below for more information.
Hours of operation: Tuesdays and Fridays Noon-3:30pm
Starting September 1, 2022 Household Hazardous Waste Drop-off will be open Fridays noon-3:30pm and Saturdays 9am-1pm.