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TRANSLATE

Using Translation

The County of San Mateo has added a translation feature developed by Google Translate to assist web visitors in understanding information on this website in a variety of foreign languages. Please be aware that Google Translate, a free third party service which the County does not control, provides automated computer translations that may not give you an exact translation. The County cannot guarantee the accuracy of translations through Google Translate so translations should not be considered exact and only used as a rough guide. Anyone relying on information obtained from Google Translate does so at his or her own risk. The County disclaims and will not accept any liability for damages or losses of any kind caused by the use of the Google Translate feature.

Advancing Sustainability in San Mateo County

We are committed to building a sustainable community that fulfills the needs of the present and future.

two instructors at San Mateo County composting workshop holding up composting materials

Join a Free Workshop or Event

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three students in San Mateo County Youth Climate Action Program holding up sign in park

Become a Local Leader in Climate Action

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Home Energy Resources for San Mateo County Residents

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Help Make Healthy Compost

What goes in a green bin
woman walking dog and putting pet waste disposal bag into trash can

Pick Up Your Pet Waste

Pledge to Scoop the Poop
cover page for Reduce, Reuse, Recycle Guide for San Mateo County showing kids recycling, adults donating clothes, and reusable foodware items

Reduce, Reuse, Recycle Guide for San Mateo County

Download Guide (PDF)

The Latest News & Events

Repair Advice Workshop with Fixit Clinic @ South San Francisco Public Library
Apr
9
Repair Advice Workshop with Fixit Clinic @ South San Francisco Public Library

Find your DIY community at the Library! Repair-inclined neighbors will meet in the Makerspace to informally troubleshoot, disassemble, and diagnose broken things together.

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Short christmas tree propped up against a wooden fence next to a green compost bin.

Holiday Recycling Guide: How to Recycle Trees,…

Once the holidays wind down, it’s important to dispose of trees, lights, and decorations properly so they can be…
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Collage with four nature images and text in middle that reads '2026 Earth Month'

2026 Earth Month Events

Happy Earth Month! As we step further into spring, the month of April reminds us to celebrate our…
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A person adds sliced tomatoes to a salad bowl on a cutting board

Climate Action in Your Kitchen: How to Prevent Food…

Think back to your last trip to the grocery store: maybe you purchased some more veggies to try out…
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Resources for Residents