To dispose of pesticides and garden chemicals, deliver
to the City of Houston's Environmental Service Center,
11500 South Post Oak Road at South Main. The Center
is open every Wednesday, noon to 6 pm, and the second
Saturday of every month, 9 am to 1 pm. You must have
proof of residency in Houston, i.e., your water bill.
(Other household hazardous waste accepted at this site:
paints, paint thinners, oils, fuels, and pool chemicals.)