Public Infrastructure Department, Harris County, Texas

HazMobile Events

Harris County holds multiple HazMobile events for Household Hazardous Waste throughout Harris County each year. The events are typically held during the spring and fall season, and are free to all residents of Harris County.

Residents may bring household quantities of paint products, pesticides, fertilizers, motor oil, gasoline, pool chemicals, household cleaners, aerosols, and batteries.

Items NOT accepted: business waste, electronics, tires, medical waste, ammunition, explosives, compressed gas cylinders, washers, dryers, refrigerators, freezers, air conditioners, photocopy machines, microwaves, or smoke detectors are NOT accepted at these events.

For drop-off location and local HHW contact information visit

For HazMobile dates and locations, please see the calendar on the HHW home page and click on the 4th Saturday (purple) HazMobile Events links




Household Hazardous Waste Menu

HHW Home
Facility Information
HHW Items We Accept
Purchase, Storage & Disposal Tips
Preparing HHW for Transport
Business Waste
HazMobile Events
Other Collection Sites
Frequently Asked Questions
Watershed Home

Hours Open to Public:

Every Wednesday: 9:00 a.m. to 3:00 p.m.

Every 2nd Saturday of the month: 9:00 a.m. to 2:00 p.m.

Every 4th Saturday of the month: Click on the Collection Calendar here for location and time

Closure Dates in 2015:

The facility will be closed on Wednesdays November 25th, December 23rd, and December 30th and Saturdays November 28th and December 26th

When you arrive at the facility please drive slowly between the orange cones to the building on your left. Put your vehicle in park, turn off the ignition, and remain in your vehicle while being offloaded.