San Mateo County Sustainability Department

Solving for tomorrow
Educate, Innovate, Engage @sanmateoco 🌎♻️⚡️💧🚴🏾‍♀️🚶🏽‍♂️

[San Mateo County Sustainability Department @SustainSMC]

Join the FREE Master Composter Program!

WHEN: Tuesdays 6:00 - 8:00 PM, 8-week course starting September 15
WHERE: Redwood City, register for exact location

Register at https://t.co/YeHcPjrIvE

#SustainSMC #MasterComposterProgram #Compost #WasteReduction #SanMateoCounty

[San Mateo County Sustainability Department @SustainSMC]

Join us at Waves & Watts—a fun, all-ages event focused on our climate and our oceans! We’ll have games, beach clean ups, & so much more! 🌊

📅 Sat, Aug 23 | ⏰ 11 AM - 1:30 PM
📍 Venice State Beach near HMB

Register for free👉: https://t.co/saKwDWokSq

[County of San Mateo @sanmateoco]

Free tire recycling for San Mateo County residents!
- Up to 9 passenger or light truck tires per vehicle
- Deflated and size R19.5 or smaller, w/ or w/o rims
- No tires from commercial, auto repair, or salvage businesses
Venue: 1 Library Ave, Millbrae
When: Aug 22, 2026, 10AM–2PM

[San Mateo County Sustainability Department @SustainSMC]

When you think about the possible effects of climate change, what comes to mind? It's probably not the potential effect these changes could have on mosquitoes. 
To read the full blog post, visit our blog at https://t.co/KaWJ4VnUK7.
#SustainSMC #SanMateoCounty #SMCVCD #Mosquitoes

[San Mateo County Sustainability Department @SustainSMC]

Happy #CleanBeachesWeek and #PlasticFreeJuly 🌍🌊

This month (and every month) you can do your part by reusing the bags you already have! It's a great way to save money and help keep our beaches clean.

#StopPOOllution #SustainSMC #SanMateoCounty #Stormwater

[San Mateo County Sustainability Department @SustainSMC]

Real estate professionals: Join us for an induction cooking demo hosted in partnership with the Bay Area Regional Energy Network and the San Mateo County Association of Realtors!🥘

June 25, 2026, 3:00–6:00 PM
Register: https://t.co/6IrnXYC0U9

#SustainSMC #InductionCooking

[San Mateo County Sustainability Department @SustainSMC]

Our friends over at @risingsunopp.org are offering No-Cost Green House Call Kits to help you save on your energy and water bills. This program is available to San Mateo County residents. Sign up today: https://t.co/uoNrZfvPbb
#EnergyEfficiency #SustainSMC #SanMateoCounty

[San Mateo County Sustainability Department @SustainSMC]

Scoop the Poop to keep our neighborhoods clean! 💩
Bag it. Trash it. Every time.

#SustainSMC #Stormwater #StopPOOllution

[San Mateo County Sustainability Department @SustainSMC]

After two semesters of hard work, our 7th Youth Climate Ambassadors cohort officially graduated! 🎓Congratulations to our 2025-26 Youth Climate Ambassadors! Stay tuned for our next round of applications opening later this summer. 😄

#SanMateoCounty #YouthClimateAmbassadors

[San Mateo County Sustainability Department @SustainSMC]

In partnership with the San Mateo County Office of Education, we welcomed students from Half Moon Bay High School to County Center for a behind-the-scenes tour focused on green buildings and construction trades!⚡

#SanMateoCounty #GreenBuildings #SustainSMC #EnergyEfficiency

[San Mateo County Sustainability Department @SustainSMC]

And what do we all agree on? Taking environmental action together💚

#SanMateoCounty #SustainSMC #ClimateAction

[San Mateo County Sustainability Department @SustainSMC]

Let's keep our trails clean & beautiful by picking up our pet waste!

#SustainSMC #Stormwater #StopPOOllution

[San Mateo County Sustainability Department @SustainSMC]

We are hiring! Join our team to lead climate action in San Mateo County as a Sustainability Specialist or Senior Sustainability Specialist.

Learn more about the roles and apply at https://t.co/gneJDZk1lO.

#GreenJobs #Sustainability #GovernmentJobs

[San Mateo County Sustainability Department @SustainSMC]

We had a full house of Bay Area contractors at our heat pump water heater training earlier this month! Thank you to everyone who attended! Join us at a future training: https://t.co/gLDUzPvQGL

#HeatPumpWeekCA #HPWH #ContractorTraining #CleanEnergy #Electrification

[San Mateo County Sustainability Department @SustainSMC]

Today we're proud that the Board of Supervisors recognized April 22 as Earth Day. We're also excited to announce our newly launched Climate Action dashboards!
Link: https://t.co/hmF9NtCXoi
Link: https://t.co/8oa5yPKeYX

#SanMateoCounty #SustainSMC #ClimateActionPlan

[San Mateo County Sustainability Department @SustainSMC]

The Sustainability Department is offering free deconstruction trainings from GreenLynx.

This overview training is for the general public, homeowners, designers, contractors, architects, and anyone interested in learning how to reuse building materials!

#Deconstruction

[San Mateo County Sustainability Department @SustainSMC]

Happy Earth Month! Our staff will be attending various Earth Month events throughout April, and we'd love to see you there!

For more event details, check out the interactive map at https://t.co/lCvPFt7zEo

#SustainSMC #EarthMonth

[San Mateo County Sustainability Department @SustainSMC]

Congratulations to San Mateo County’s 2026 Certified Green Businesses! Your leadership is helping shape a more sustainable and resilient community. Thank you for raising the bar and proving that better business practices benefit both people and the planet. #SanMateoCounty

[San Mateo County Sustainability Department @SustainSMC]

Do you have used tires taking up space? Bring them to our FREE Used Tire Drop‑Off Event in Pescadero!

Saturday, April 11, 2026
10:00 AM – 2:00 PM
Pescadero High School
360 Butano Cutoff, Pescadero

#TireRecycling #SustainSMC #ZeroWaste

[San Mateo County Sustainability Department @SustainSMC]

As the weather gets warmer, we'll be at the beach more often! To keep our waterways clean, let's make sure to pick up our pet waste to #StopPOOllution.

#SustainSMC #Stormwater