youth and schools to take action.
Application for the 2026-27 YCA Cohort are now OPEN!
Application are now open for the 2026-27 cohort of Youth Climate Ambassadors. Please find the application here! If you have any questions, please email youthclimateambassadors@smcgov.org.
If you are looking for other ways to get involved in your community, check out the resources on our Become a Local Leader webpage.
The Latest News & Events
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The County of San Mateo Sustainability Department is hosting a free tire recycling drop-off event for San Mateo County residents. There is a limit of 9 passenger or light truck tires per vehicle, as required by state law. Tires accepted at this event must be size R19.5 or smaller, with or without rims. Please ensure the tires are deflated. Tires from commercial, auto repair, and/or salvage businesses will not be accepted.
- Location: 1 Library Ave, Millbrae, CA 94030
- Date: August 22, 2026
- Time: 10:00 AM – 2:00 PM
- Collector: San Jose Conservation Corps
Questions?
- Call 888-442-2666
Residents must provide proof of residency in San Mateo County (e.g., driver’s license, utility bill, garbage collection bill, etc.).
For larger truck tires (tractor, truck etc.) contact the Sustainability Department at 888-442-2666 for recycling location information or visit www.recyclestuff.org.