Household Hazardous Waste DropoffHHW Dropoff
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South Environmental Service Center

11500 S. Post Oak Road, Houston, TX 77035

Call ahead. Hours, fees, residency rules, appointments and accepted materials change. Check the official page or call before you go. Never mix chemicals, and keep products in their original containers. Open the official source page.

Type
Permanent drop-off
Address
11500 S. Post Oak Road, Houston, TX 77035 (map pin at street level)
County
Harris County
Hours
Tue, Wed, Fri and Sat 8 AM–5 PM (current city listing; older city pages give shorter hours)
Accepted
Paint; Antifreeze; Car batteries; Household batteries; Pool chemicals; Fluorescent bulbs / CFLs; Household chemicals & cleaners; Electronics / e-waste
Acids, aerosol cans, antifreeze, lead-acid and rechargeable batteries, latex and oil-based paint, pool chemicals and fluorescent bulbs; residential electronics are also accepted. The page also lists tires (5 per residence per month).
Not accepted
Not listed in our source — check the official page before you go.
Limits
Paint up to 25 gallons; tires up to 5 per residence per month (no commercial vehicle tires)
Appointment
Not stated in our source.
Who can use it
City of Houston residents
ID / proof
Current Texas-issued photo ID plus a utility bill (power, water or gas) from the current or previous two months with a matching address
Fees
Not stated in our source — check before you go.
Phone
832-393-7766
Notes
Hours differ between current and older city pages (an older FAQ says Tue–Wed 9 AM–3 PM plus the 2nd Saturday); call 311 to confirm.

Source: City of Houston Solid Waste Management Department

Last checked: — Read directly from the official source page on 2026-11-09: confirmed the household hazardous waste service, address, hours, residency/ID rules, accepted materials, quantity limits; other fields not re-checked.

Source and reuse terms: Public government information (facts); linked to the official source page

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