Household hazardous waste drop-off (appointment)
San Mateo County Household Hazardous Waste Facility
Official drop-off for San Mateo, CA. City dispose pages own the rule for each item. This page is the place: address, hours, and the originating program. Confirm before you go.
Address: 32 Tower Road, San Mateo, CA 94402
Hours: Appointment only — book at smchealth.org/hhw-appt
ZIP: 94402
Official source: www.smchealth.org/hhw-appt
San Mateo County Household Hazardous Waste Facility and nearby drop-offs
Map stays on this page7 pins on map · tap a pin or list item
Materials often accepted
Tied to this site’s listing — still confirm on the official source. Each link is the San Mateo city rule, not a national guess.
- Latex Paint in San Mateo
- Oil-Based Paint in San Mateo
- Pesticides in San Mateo
- Herbicides in San Mateo
- Pool Chemicals in San Mateo
- Gasoline in San Mateo
- Motor Oil in San Mateo
- Antifreeze in San Mateo
- Car Battery in San Mateo
- Household Batteries in San Mateo
- Lithium-Ion Battery in San Mateo
- Fluorescent Bulbs / CFLs in San Mateo
- Propane Tank in San Mateo
- Cooking Oil in San Mateo
- Television in San Mateo
- Computer Monitor in San Mateo
- Laptop in San Mateo
- Desktop Computer in San Mateo
- Printer in San Mateo
- Tablet in San Mateo
- Smartphone in San Mateo
- Hard Drive in San Mateo
- Mixed E-Waste in San Mateo
- Ink / Toner Cartridges in San Mateo
- Solar Panel in San Mateo
- Microwave in San Mateo
- Medical Sharps in San Mateo
Other drop-offs within 40 miles
- Shoreway Environmental CenterTransfer station / public recycling & e-waste drop-off · 4.7 mi333 Shoreway Road, San Carlos, CA 94070
- San Mateo County Household Hazardous Waste FacilityHousehold hazardous waste drop-off (appointment) · Daly City, CA · <0.1 mi32 Tower Road, San Mateo, CA 94402
- San Mateo County HHW Collection Facility — 32 Tower RoadCounty HHW drop-off — appointment required · San Francisco, CA · 2.9 mi32 Tower Road, San Mateo, CA 94402
- Shoreway Environmental CenterTransfer station / public recycling & e-waste drop-off · Daly City, CA · 4.7 mi333 Shoreway Road, San Carlos, CA 94070
- San Mateo County Shoreway Environmental Center (Fremont hub)County transfer / HHW / e-waste · Fremont, CA · 4.7 mi333 Shoreway Road, San Carlos, CA 94070
- San Mateo County Shoreway Environmental Center (Oakland hub)County transfer / HHW / e-waste · Oakland, CA · 4.7 mi333 Shoreway Road, San Carlos, CA 94070
Common questions
When is San Mateo County Household Hazardous Waste Facility open?
Listed hours: Appointment only — book at smchealth.org/hhw-appt. Confirm on the official source before you drive — holiday and event hours change.
What can I drop off at San Mateo County Household Hazardous Waste Facility?
This site is listed for Latex Paint, Oil-Based Paint, Pesticides, Herbicides, Pool Chemicals, Gasoline, Motor Oil, Antifreeze, Car Battery, Household Batteries, Lithium-Ion Battery, Fluorescent Bulbs / CFLs, Propane Tank, Cooking Oil, Television, Computer Monitor, Laptop, Desktop Computer, Printer, Tablet, Smartphone, Hard Drive, Mixed E-Waste, Ink / Toner Cartridges, Solar Panel, Microwave, Medical Sharps. Acceptance still depends on the official program — not this list alone.
Do I need to live in San Mateo to use San Mateo County Household Hazardous Waste Facility?
Many municipal dumps and HHW sites are resident-only or appointment-only. Check the official San Mateo, CA program page before you load the vehicle.
Where is the official listing for San Mateo County Household Hazardous Waste Facility?
DumpRegistry cites the originating program. Confirm hours and fees on that official page, not a third-party directory.