Who to contact

TOURS: 650-329-2396
PERMITS: 650-329-2122

Report hazardous spills, illegal dumping, storm drain blockages, sanitary sewer backups or overflows in your community.

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Not finding what you need?
Call the City of Palo Alto Public Works - Watershed Protection at 650-329-2122 or email cleanbay@cityofpaloalto.org.

Our Programs

MAP & Directions

To the City of Palo Alto Regional Water Quality Control Plant and the Household Hazardous Waste Station.

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The City of Palo Alto Watershed Protection Group wants to help with your next event!

Need a guest speaker, activity, or someone to staff a table at your event? The RWQCP offers several fun, interesting, and educational options to get the word out about preventing water pollution in our creeks and Bay.

For more information call 650-329-2122 or email us at cleanbay@cityofpaloalto.org

Pollution Prevention wEEK

The City of Palo Alto Regional Water Quality Control Plant (RWQCP) is celebrating Pollution Prevention (P2) Week throughout September with free events to celebrate our creeks and San Francisco Bay.


National Pollution Prevention (P2) Week began in 1993. It is an annual event led by cities and counties dedicated to reducing water and air pollution at the source. This year’s P2 week is September 18 to 24th.

Celebrate with these FREE Events!

  • Coastal Cleanup Day
    Join thousands of people who volunteer to pick up litter and keep our waterways clean. Show your love for our Bay by signing up to volunteer in your own neighborhood. Last year over 50 thousand pounds of trash were collected in the Santa Clara County alone!

    Date: Saturday, September 16
    Time: 9am to 12pm
    Location: Depending on selected area
    Cost: Free

    Register at cleanacreek.org to sign up at a site near you.

  • Palo Alto Baylands Lunchtime Walk- Where Does Your Water Go?
    Meet at the parking lot by the ranger station picnic area (2500 Embarcadero Road) for an easy one-hour guided Baylands walk led by a Palo Alto Park Ranger. Learn about the history and importance of the Palo Alto Baylands ecosystem and see where the Bay receives wastewater from homes and businesses after it’s been cleaned and treated by the Regional Water Quality Control Plant.

    Date: Thursday, September 21
    Time: 12pm to 1pm
    Location: 2500 Embarcadero Rd, Palo Alto
    Cost: Free

    Register by emailing open.space@cityofpaloalto.org with the subject line “Pollution Prevention”. Space is limited, sign up now! See website for details of Baylands Nature Preserve and directions.

  • Visit the EcoCenter in the Palo Alto Baylands
    Enjoy fun games and activities, learn how salt marshes help filter pollution and learn what you can do at home to protect our creeks and San Francisco Bay. Guests can also take a self-guided tour of the EcoCenter to learn about the new sustainable features of this historic building. All ages welcome! No reservations required.

    Date: Friday, September 22
    Time: 11am to 1:30pm
    Location: 2560 Embarcadero Rd, Palo Alto (see website for map and directions)
    Cost: Free event, donations accepted

    For more information on the EcoCenter and their other programs, visit www.evols.org.

  • Get the Scoop on Poop!
    Take a guided tour of the Regional Water Quality Control Plant to see how 99% of the biological pollutants are removed from 20 million gallons of our region’s wastewater every day. Can’t make the tour? Watch our short video to see how it works. Protective clothing is required for guided tours including closed-toe shoes, long pants, no midriffs. Minimum age 11 years old. This is a moderately strenuous tour which includes many stairs.

    Date: Saturday, September 23
    Time: 10am to 11:30am
    Location: 2501 Embarcadero Way, Palo Alto CA
    Cost: Free

    Register by calling 650.329.2396 or email cleanbay@cityofpaloalto.org. Other tour dates and times available upon request.

  • Learn Something New
    Attend a workshop to learn how to reduce waste, prevent pollution and conserve water. Topics include pest control, composting, pollinators and more. Most classes are free. Visit www.cityofpaloalto.org/workshops for more information.​

  • Wonder What To Do With Household Hazardous Waste?
    Bring unwanted household hazardous waste (HHW) to your local HHW program!

Other Cool Stuff!

  • Check Out Home Improvement Rebates that Prevent Pollution
    Rebates are available for installing rain barrels, permeable pavements, rain catchment cisterns, and green roofs. These beautiful and practical home improvements filter pollution and reduce stormwater runoff.

    More information at www.cityofpaloalto.org/stormwater